New ADAAG |
DOJ Standards for Accessible Design |
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CHAPTER
4: ACCESSIBLE ROUTES |
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ANSI
Chapter 4. Accessible Routes |
401
General |
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ANSI
401 General |
401.1 Scope. The provisions of
Chapter 4 shall apply where required by Chapter 2 or where referenced by a
requirement in this document. |
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ANSI
401.1 Scope. Accessible routes required by the scoping
provisions adopted by the administrative authority shall comply with the
applicable provisions of Chapter 4. |
402
Accessible Routes |
4.3 Accessible Route. |
ANSI
402 Accessible Routes |
402.1 General. Accessible routes
shall comply with 402. |
4.3.1 General. All walks,
halls, corridors, aisles, skywalks, tunnels, and other spaces that are part
of an accessible route shall comply with 4.3. |
ANSI
402.1 General. Accessible routes shall comply with Section 402. |
402.2 Components. Accessible
routes shall consist of one or more of the following components: walking
surfaces with a running slope not steeper than 1:20, doorways, ramps, curb
ramps excluding the flared sides, elevators, and platform lifts. All
components of an accessible route shall comply with the applicable
requirements of Chapter 4. |
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ANSI
402.2 Components. Accessible routes shall consist of one or more
of the following components: Walking surfaces with a slope not steeper than
1:20, doors and doorways, ramps, curb ramps excluding the flared sides,
elevators, and platform lifts. All components of an accessible route shall
comply with the applicable portions of this standard. |
403
Walking Surfaces |
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ANSI
403 Walking Surfaces |
403.1 General. Walking surfaces that
are a part of an accessible route shall comply with 403. |
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ANSI
403.1 General. Walking surfaces that are a part of an
accessible route shall comply with Section 403. |
403.2 Floor or Ground Surface.
Floor or ground surfaces shall comply with 302. |
4.1.2(4) Ground surfaces along accessible routes and in
accessible spaces shall comply with 4.5. |
ANSI
403.2 Floor Surface. Floor surfaces shall comply with Section
302. |
4.1.3(3) Ground and floor surfaces along accessible
routes and in accessible rooms and spaces shall comply with 4.5. |
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4.3.6 Surface
Textures. The surface of an accessible route shall comply with 4.5. |
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403.3 Slope. The running slope of
walking surfaces shall not be steeper than 1:20. The cross slope of walking
surfaces shall not be steeper than 1:48. |
4.3.7 Slope. An accessible
route with a running slope greater than 1:20 is a ramp and shall comply with
4.8. Nowhere shall the cross slope of an accessible route exceed 1:50. |
ANSI
403.3 Slope. The running slope of walking surfaces shall not
be steeper than 1:20. The cross slope of a walking surface shall not be
steeper than 1:48. |
403.4 Changes in Level.
Changes in level shall comply with 303. |
4.3.8 Changes
in Levels. Changes in levels along an accessible route shall comply with
4.5.2. If an accessible route has changes in level greater than 1/2 in (13
mm), then a curb ramp, ramp, elevator, or platform lift (as permitted in
4.1.3 and 4.1.6) shall be provided that complies with 4.7, 4.8, 4.10, or
4.11, respectively. An accessible route does not include stairs, steps, or
escalators. See definition of "egress, means of" in 3.5. |
ANSI
403.4 Changes in Level. Changes in level shall comply with
Section 303. |
403.5 Clearances.
Walking surfaces shall provide clearances complying with 403.5. EXCEPTION: Within employee work areas,
clearances on common use circulation paths shall be permitted to be decreased
by work area equipment provided that the decrease is essential to the
function of the work being performed. |
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|
403.5.1 Clear Width.
Except as provided in 403.5.2 and 403.5.3, the clear width of walking
surfaces shall be 36 inches (915 mm) minimum. EXCEPTION: The clear width shall be
permitted to be reduced to 32 inches (815 mm) minimum for a length of 24
inches (610 mm) maximum provided that reduced width segments are separated by
segments that are 48 inches (1220 mm) long minimum and 36 inches (915 mm)
wide minimum. |
4.2.1 Wheelchair Passage
Width. The minimum clear width for
single wheelchair passage shall be 32 in (815 mm) at a point and 36 in (915
mm) continuously (see Fig. 1
and 24(e)). NOTE: Figure
1 indicates the minimum clear passage width
for a single wheelchair shall be 36 inches (915 mm) minimum along an
accessible route, but may be reduced to 32 inches (815 mm) minimum at a point
for a maximum depth of 24 inches (610 mm), such as at a doorway. |
ANSI
403.5 Clear Width. Clear width of an accessible route shall comply
with Table 403.5. |
4.3.3 Width. The
minimum clear width of an accessible route shall be 36 in (915 mm) except at
doors (see 4.13.5 and 4.13.6). If a person in a wheelchair must make a turn
around an obstruction, the minimum clear width of the accessible route shall
be as shown in Fig. 7(a) and (b). NOTE: Figure
7(a) indicates a 90 degree turn can be made
from a 36 inch (915 mm) wide passage into another 36 inch (915 mm) passage if
the depth of each leg is a minimum of 48 inches (1220 mm) on the inside
dimensions of the turn. Figure 7(b) indicates that a
U-turn around an obstruction less than 48 inches (1220 mm) wide may be made
if the passage width is a minimum of 42 inches (1065 mm) and the base of the
U-turn space is a minimum of 48 inches (1220 mm) wide. |
ANSI
Table 403.5—Clear Width of an Accessible Route |
|
Segment Length |
Minimum Segment Width |
≤ 24
inches (610 mm) |
32 inches (815 mm)1 |
> 24 inches (610 mm) |
36 inches (915 mm) |
1Consecutive segments of 32
inches (815 mm) in width must be separated by a route segment 48 inches (1220
mm) minimum in length and 36 inches (915 mm) minimum in width. |
New ADAAG |
DOJ Standards for Accessible Design |
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403.5.2 Clear Width at Turn.
Where the accessible route makes a 180 degree turn around an element which is
less than 48 inches (1220 mm) wide, clear width shall be 42 inches (1065 mm)
minimum approaching the turn, 48 inches (1220 mm) minimum at the turn and 42
inches (1065 mm) minimum leaving the turn. EXCEPTION: Where the clear width at the
turn is 60 inches (1525 mm) minimum compliance with 403.5.2 shall not be
required. |
See 4.33
Width |
403.5.1 Clear Width at Turn. Where an accessible route makes a 180
degree turn around an object that is less than 48 inches (1220 mm) in width,
clear widths shall be 42 inches (1065 mm) minimum approaching the turn, 48
inches (1220 mm) minimum during the turn, and 42 inches (1065 mm) minimum
leaving the turn. EXCEPTION:
Section 403.5.1 shall not apply where the clear width at the turn is 60
inches (1525 mm) minimum. |
403.5.3 Passing Spaces. An
accessible route with a clear width less than 60 inches (1525 mm) shall
provide passing spaces at intervals of 200 feet (61 m) maximum. Passing
spaces shall be either: a space 60 inches (1525 mm) minimum by 60 inches
(1525 mm) minimum; or, an intersection of two walking surfaces providing a
T-shaped space complying with 304.3.2 where the base and arms of the T-shaped
space extend 48 inches (1220 mm) minimum beyond the intersection. |
4.2.2 Width for Wheelchair
Passing. The minimum width for two
wheelchairs to pass is 60 in (1525 mm) (see Fig. 2). NOTE: In Figure 2, the minimum clear width for passage of two
wheelchairs is shown to be 60 inches minimum. |
ANSI
403.5.2 Passing Space. An accessible route with a clear width
less than 60 inches (1525 mm) shall provide passing spaces at intervals of
200 feet (61 m) maximum. Passing spaces shall be either a 60 inch (1525 mm)
minimum by 60 inch (1525 mm) minimum space, or an intersection of two walking
surfaces that provide a T–shaped turning space complying with Section
304.3.2, provided the base and arms of the T–shaped space extend 48 inches
(1220 mm) minimum beyond the intersection. |
4.3.4 Passing Space. If an
accessible route has less than 60 in (1525 mm) clear width, then passing
spaces at least 60 in by 60 in (1525 mm by 1525 mm) shall be located at
reasonable intervals not to exceed 200 ft (61 m). A T-intersection of two
corridors or walks is an acceptable passing place. |
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403.6 Handrails.
Where handrails are provided along walking surfaces with running slopes not
steeper than 1:20 they shall comply with 505. |
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ANSI
403.6 Handrails. Where handrails are required at the side of a
corridor they shall comply with Sections 505.4 through 505.9. |
404
Doors, Doorways, and Gates |
4.13 Doors. |
ANSI
404 Doors and Doorways |
404.1 General. Doors, doorways, and
gates that are part of an accessible route shall comply with 404. EXCEPTION: Doors, doorways, and
gates designed to be operated only by security personnel shall not be
required to comply with 404.2.7, 404.2.8, 404.2.9, 404.3.2 and 404.3.4
through 404.3.7 |
4.13.1
General. Doors required to be accessible by 4.1 shall
comply with the requirements of 4.13. 4.3.9
Doors. Doors along an accessible route shall comply
with 4.13. 4.13.3 Gates.
Gates, including ticket gates, shall meet all applicable specifications of
4.13. See also Appendix
11.1.1 EXCEPTION and 12.5.2(1)
EXCEPTION |
ANSI
404.1 General. Doors and doorways that are part of an
accessible route shall comply with Section 404. |
404.2 Manual Doors, Doorways, and Manual Gates.
Manual doors and doorways and manual gates intended for user passage shall
comply with 404.2. |
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ANSI
404.2 Manual Doors. Manual
doors and doorways, and manual gates, including ticket gates, shall comply
with the requirements of Section 404.2. EXCEPTION:
Doors, doorways, and gates designed to be operated only by security personnel
shall not be required to comply with Sections 404.2.6, 404.2.7, and 404.2.8. |
404.2.1 Revolving Doors, Gates, and Turnstiles.
Revolving doors, revolving gates, and turnstiles shall not be part of an
accessible route. |
4.13.2 Revolving Doors and
Turnstiles. Revolving doors or turnstiles shall not be the only means of passage
at an accessible entrance or along an accessible route. An accessible gate or
door shall be provided adjacent to the turnstile or revolving door and shall
be so designed as to facilitate the same use pattern. |
ANSI
402.3 Revolving Doors, Revolving Gates, and Turnstiles.
Revolving doors, revolving gates, and turnstiles shall not be part of an
accessible route. |
404.2.2 Double-Leaf Doors and Gates. At
least one of the active leaves of doorways with two leaves shall comply with
404.2.3 and 404.2.4. |
4.13.4
Double-Leaf Doorways. If doorways have two independently
operated door leaves, then at least one leaf shall meet the specifications in
4.13.5 and 4.13.6. That leaf shall be an active leaf. |
ANSI
404.2.1 Double–Leaf Doors and Gates. At least one of the active
leaves of doorways with two leaves shall comply with Sections 404.2.2 and
404.2.3. |
404.2.3 Clear Width. Door
openings shall provide a clear width of 32 inches (815 mm) minimum. Clear openings
of doorways with swinging doors shall be measured between the face of the
door and the stop, with the door open 90 degrees. Openings more than 24
inches (610 mm) deep shall provide a clear opening of 36 inches (915 mm)
minimum. There shall be no projections into the required clear opening width
lower than 34 inches (865 mm) above the finish floor or ground. Projections
into the clear opening width between 34 inches (865 mm) and 80 inches (2030
mm) above the finish floor or ground shall not exceed 4 inches (100 mm). EXCEPTIONS: |
4.13.5 Clear
Width. Doorways shall have a minimum clear opening of 32 in (815 mm) with
the door open 90 degrees, measured between the face of the door and the
opposite stop (see Fig. 24(a), (b), (c), and (d)). Openings more than 24 in
(610 mm) in depth shall comply with 4.2.1 and 4.3.3 (see Fig. 24(e)). EXCEPTION: Doors not requiring full
user passage, such as shallow closets, may have the clear opening reduced to
20 in (510 mm) minimum. NOTE: Figures 24(a) and 24(b) illustrate a 32 inch
minimum opening on a hinged door, with Figure 24(a) demonstrating that the
measurement is taken from the face of the door to the opposite stop. Figure 24(c) shows a 32 inch minimum clear width
of a sliding or pocket door, measured from the leading edge op the open door
to the opposing stop/jamb. Figure
24(d) illustrates the same measurement for a retracted folding/accordion
door. Figure 24(e) illustrates a doorway without a
door. The clear width is 32 inches
minimum, and the maximum depth of the opening is 24 inches. |
ANSI
404.2.2 Clear Width. Doorways shall have a clear opening
width of 32 inches (815 mm) minimum. Clear opening width of doorways with
swinging doors shall be measured between the face of door and stop, with the
door open 90 degrees. Openings, doors and doorways without doors more than 24
inches (610 mm) in depth shall provide a clear opening width of 36 inches
(915 mm) minimum. There shall be no projections into the clear opening width
lower than 34 inches (865 mm) above the floor. Projections into the clear
opening width between 34 inches (865 mm) and 80 inches (2030 mm) above the
floor shall not exceed 4 inches (100 mm). EXCEPTIONS: See also IBC
1008.1.1 Door arrangement |
1. In alterations, a projection of 5/8 inch (16
mm) maximum into the required clear width shall be permitted for the latch
side stop. |
4.1.6(3)(d) Doors: (i) Where it is technically
infeasible to comply with clear opening width requirements of 4.13.5, a projection of 5/8 in (16 mm) maximum will be
permitted for the latch side stop. |
2. In alterations, a projection of 5/8 inch (16
mm) maximum into the required clear opening width shall be permitted for the
latch side stop. |
2. Door closers and door stops shall be permitted
to be 78 inches (1980 mm) minimum above the finish floor or ground. |
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1. Door closers and door stops shall be permitted to be 78 inches (1980 mm) minimum above the
floor. |
404.2.4 Maneuvering Clearances. Minimum
maneuvering clearances at doors and gates shall comply with 404.2.4.
Maneuvering clearances shall extend the full width of the doorway and the
required latch side or hinge side clearance. EXCEPTION: Entry doors to hospital
patient rooms shall not be required to provide the clearance beyond the latch
side of the door. |
4.13.6 Maneuvering
Clearances at Doors. Minimum maneuvering clearances at doors that are not
automatic or power-assisted shall be as shown in Fig. 25. The floor or ground
area within the required clearances shall be level and clear. EXCEPTION: Entry doors to acute care
hospital bedrooms for in-patients shall be exempted from the requirement for
space at the latch side of the door (see dimension "x" in Fig. 25)
if the door is at least 44 in (1120 mm) wide. NOTE: See description of figure 25 below New
ADAAG Table 404.2.4.1 Maneuvering Clearances at Manual Swinging Doors and
Gates |
ANSI
404.2.3 Maneuvering Clearances at Doors. Minimum maneuvering
clearances at doors shall comply with Section 404.2.3 and shall include the
full clear opening width of the doorway. |
6.3(1) Each bedroom shall have a door that complies
with 4.13. EXCEPTION: Entry doors to acute care hospital bedrooms for
in- patients shall be exempted from the requirement in 4.13.6 for maneuvering space at the latch side of the
door if the door is at least 44 in (1120 mm) wide. |
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404.2.4.1 Swinging Doors and Gates. Swinging
doors and gates shall have maneuvering clearances complying with Table
404.2.4.1. |
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ANSI
404.2.3.1 Swinging Doors. Swinging doors shall have maneuvering
clearances complying with Table 404.2.3.1. |
New ADAAG 404.2.4.1 Maneuvering
Clearances at Manual Swinging Doors and Gates |
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Type of Use |
Minimum Maneuvering Clearance |
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Approach Direction
|
Door or Gate Side |
Perpendicular to Doorway |
Parallel to Doorway (beyond latch side unless
noted) |
From front |
Pull |
60 inches (1525 mm) |
18 inches (455 mm) |
From front |
Push |
48 inches (1220 mm) |
0 inches (0 mm)1 |
From hinge side |
Pull |
60 inches (1525 mm) |
36 inches (915 mm) |
From hinge side |
Pull |
54 inches (1370 mm) |
42 inches (1065 mm) |
From hinge side |
Push |
42 inches (1065 mm)2 |
22 inches (560 mm)3 |
From latch side |
Pull |
48 inches (1220 mm)4 |
24 inches (610 mm) |
From latch side |
Push |
42 inches (1065 mm)4 |
24 inches (610 mm) |
1. Add
12 inches (305 mm) if closer and latch are provided. 2. Add
6 inches (150 mm) if closer and latch are provided. 3. Beyond
hinge side. 4. Add
6 inches (150 mm) if closer is provided. |
Figure
25 |
NOTE: Figure
25 indicates the following -- Diagram (a) Front Approaches -- Swinging Doors.
Front approaches to pull side of swinging doors shall have maneuvering space
that extends 18 in (455 mm) minimum beyond the latch side of the door and 60
in (1525 mm) minimum perpendicular to the doorway. Front approaches to push side
of swinging doors, equipped with both closer and latch, shall have
maneuvering space that extends 12 in (305 mm) minimum beyond the latch side
of the door and 48 in (1220 mm) minimum perpendicular to the doorway. Front approaches to push side
of swinging doors, not equipped with latch and closer, shall have maneuvering
space that is the same width as door opening and extends 48 in (1220 mm)
minimum perpendicular to the doorway. Diagram (b) Hinge Side
Approaches. Hinge-side approaches to pull side of swinging doors shall have
maneuvering space that extends 36 in (915 mm) minimum beyond the latch side
of the door if 60 in (1525 mm) minimum is provided perpendicular to the
doorway or maneuvering space that extends 42 in (1065 mm) minimum beyond the
latch side of the door shall be provided if 54 in (1370 mm) minimum is
provided perpendicular to the doorway. Hinge-side approaches to push
side of swinging doors, not equipped with both latch and closer, shall have a
maneuvering space of 54 in (1370 mm) minimum, parallel to the doorway and 42
in (1065 mm) minimum, perpendicular to the doorway. Hinge side approaches to push
side of swinging doors, equipped with both latch and closer, shall have
maneuvering space of 54 in (1370 mm) minimum, parallel to the doorway, 48 in
(1220 mm) minimum perpendicular to the doorway. Diagram (c) Latch Side
Approaches -- Swinging Doors. Latch-side approaches to pull side of swinging
doors, with closers, shall have maneuvering space that extends 24 in (610 mm)
minimum beyond the latch side of the door and 54 in (1370 mm) minimum
perpendicular to the doorway. Latch-side approaches to pull
side of swinging doors, not equipped with closers, shall have maneuvering
space that extends 24 in (610 mm) minimum beyond the latch side of the door
and 48 in (1220 mm) minimum perpendicular to the doorway. Latch-side approaches to push
side of swinging doors, with closers, shall have maneuvering space that
extends 24 in (610 mm) minimum parallel to the doorway beyond the latch side
of the door and 48 in (1220 mm) minimum perpendicular to the doorway. Diagram (d) Front Approach --
Sliding Doors and Folding Doors. Front approaches to sliding doors and
folding doors shall have maneuvering space that is the same width as the door
opening and shall extend 48 in (1220 mm) minimum perpendicular to the
doorway. Diagram (e). Slide-side
approaches to sliding doors and folding doors shall have a maneuvering space
of 54 in (1370 mm) minimum, parallel to the doorway, and 42 in (1065 mm)
minimum, perpendicular to the doorway. Diagram (f) Latch Side
Approach -- Sliding Doors and Folding Doors. Latch-side approaches to sliding
doors and folding doors shall have a maneuvering space that extends 24 in (610
mm) minimum beyond the latch side of the door and extends 42 in (1065 mm)
minimum perpendicular to the doorway. Depending on the direction of
approach, diagrams (a) through (f) illustrate minimum maneuvering space
depths and latch side clearances for both push and pull sides of swinging,
sliding and folding doors. (4.13.6). Latch-side approaches to push
side of swinging doors, not equipped with closers, shall have maneuvering
space that extends 24 in (610 mm) minimum parallel to the doorway beyond the
latch side of the door and 42 in (1065 mm) minimum perpendicular to the
doorway. |
ANSI
Table 404.2.3.1—Maneuvering Clearances at Manual Swinging Doors |
|||
TYPE OF USE |
MINIMUM MANEUVERING CLEARANCES |
||
Approach |
Door Side |
Perpendicular to Doorway |
Parallel to Doorway (beyond latch unless noted) |
From front |
Pull |
60 inches (1525 mm) |
18 inches (455 mm) |
From front |
Push |
48 inches (1220 mm) |
0 inches (0 mm)3 |
From hinge side |
Pull |
60 inches (1525 mm) |
36 inches (915 mm) |
From hinge side |
Pull |
54 inches (1370 mm) |
42 inches (1065 mm) |
From hinge side |
Push |
42 inches (1065 mm)1 |
22 inches (560 mm)3 & 4 |
From latch side |
Pull |
48 inches (1220 mm)2 |
24 inches (610 mm) |
From latch side |
Push |
42 inches (1065 mm)2 |
24 inches (610 mm) |
1Add 6 inches (150 mm) if
closer and latch provided. 2Add 6 inches (150 mm) if
closer provided. 3Add 12 inches (305 mm) beyond
latch if closer and latch provided. 4Beyond hinge side. |
New ADAAG |
DOJ Standards for Accessible Design |
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404.2.4.2 Doorways without Doors or Gates,
Sliding Doors, and Folding Doors. Doorways less than 36 inches
(915 mm) wide without doors or gates, sliding doors, or folding doors shall
have maneuvering clearances complying with Table 404.2.4.2. |
|
ANSI
404.2.3.3 Doorways without Doors. Doorways without doors that
are less than 36 inches (915 mm) in width shall have maneuvering clearances
complying with Table 404.2.3.3 |
ANSI
404.2.3.2 Sliding and Folding Doors. Sliding doors and folding
doors shall have maneuvering clearances complying with Table 404.2.3.2. |
New ADAAG 404.2.4.2 Maneuvering Clearances at
Doorways without Doors or Gates, Manual Sliding Doors, and Manual Folding
Doors |
||
|
Minimum Maneuvering Clearance |
|
Approach Direction |
Perpendicular to Doorway |
Parallel to Doorway (beyond stop/latch side
unless noted) |
From Front |
48 inches (1220 mm) |
0 inches (0 mm) |
From side1 |
42 inches (1065 mm) |
0 inches (0 mm) |
From pocket/hinge side |
42 inches (1065 mm) |
22 inches (560 mm)2 |
From stop/latch side |
42 inches (1065 mm) |
24 inches (610 mm) |
1. Doorway with
no door only. 2.
Beyond pocket/hinge side. |
ANSI
Table 404.2.3.3—Maneuvering Clearances for Doorways without Doors |
|
Approach Direction |
MINIMUM MANEUVERING CLEARANCES |
|
|
From front |
48 inches (1220 mm) |
From side |
42 inches (1065 mm) |
ANSI
Table 404.2.3.2—Maneuvering Clearances at Sliding and Folding Doors |
||
Approach Direction |
MINIMUM MANEUVERING CLEARANCES |
|
|
Perpendicular to Doorway |
Parallel to Doorway(beyond stop or latch side
unless noted) |
From front |
48 inches (1220 mm) |
0 inches (0 mm) |
From nonlatch side |
42 inches (1065 mm) |
22 inches (560 mm)1 |
From latch side |
42 inches (1065 mm) |
24 inches (610 mm) |
1Beyond pocket or hinge side. |
New ADAAG |
DOJ Standards for Accessible Design |
|
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404.2.4.3 Recessed Doors and Gates. Maneuvering
clearances for forward approach shall be provided when any obstruction within
18 inches (455 mm) of the latch side of a doorway projects more than 8 inches
(205 mm) beyond the face of the door, measured perpendicular to the face of
the door or gate. |
|
ANSI
404.2.3.4 Recessed Doors. Where any obstruction within 18 inches
(455 mm) of the latch side of a doorway projects more than 8 inches (205 mm)
beyond the face of the door, measured perpendicular to the face of the door,
maneuvering clearances for a forward approach shall be provided. |
404.2.4.4 Floor or Ground Surface.
Floor or ground surface within required maneuvering clearances shall comply
with 302. Changes in level are not permitted. EXCEPTIONS: 1. Slopes not steeper than 1:48 shall be
permitted. 2. Changes in level at thresholds complying with
404.2.5 shall be permitted. |
4.5.2 Changes
in Level. Changes in level up to 1/4 in (6 mm) may be vertical and
without edge treatment (see Fig. 7(c) ). Changes in level between 1/4 in and
1/2 in (6 mm and 13 mm) shall be beveled with a slope no greater than 1:2
(see Fig. 7(d)). Changes in level greater than 1/2 in (13 mm) shall be
accomplished by means of a ramp that complies with 4.7 or 4.8. 4.13.6 Maneuvering Clearances at Doors. . .
. The floor or ground area within the
required clearances shall be level and clear. NOTE: Figure 7(c) is a cross section drawing
showing a maximum 1/4 inch vertical change in level. Figure 7(d) is a cross
section drawing showing a change in level 1/4 to 1/2 inch high with a 1:2
slope. |
ANSI
404.2.3.5 Floor Surface. Floor surface within the maneuvering
clearances shall have a slope not steeper than 1:48 and shall comply with
Section 302. |
404.2.5 Thresholds.
Thresholds, if provided at doorways, shall be 1/2 inch (13 mm) high maximum.
Raised thresholds and changes in level at doorways shall comply with 302 and
303. |
4.13.8 Thresholds at Doorways.
Thresholds at doorways shall not exceed 3/4 in (19 mm) in height for exterior
sliding doors or 1/2 in (13 mm) for other types of doors. Raised thresholds
and floor level changes at accessible doorways shall be beveled with a slope
no greater than 1:2 (see 4.5.2). |
IBC 1008.1.6 Thresholds.
Thresholds at doorways shall not exceed 3/4 inch (19.1
mm) in height for sliding doors serving dwelling units or 1/2
inch (12.7 mm) for other doors. Raised thresholds and floor level changes
greater than 1/4 inch (6.4 mm) at doorways shall be
beveled with a slope not greater than one unit vertical in two units
horizontal (50-percent slope). ANSI
404.2.4 Thresholds at Doorways. If provided, thresholds at
doorways shall be 1/2 inch (13 mm) maximum in height. Raised thresholds and
changes in level at doorways shall comply with Sections 302 and 303. |
EXCEPTION: Existing or altered
thresholds 3/4 inch (19 mm) high maximum that have a beveled edge on each
side with a slope not steeper than 1:2 shall not be required to comply with
404.2.5. |
4.1.6(3)(d) (ii) If existing thresholds are 3/4 in (19 mm)
high or less, and have (or are modified to have) a beveled edge on each side,
they may remain. |
EXCEPTION:
Section 404.2.4 shall not apply to existing thresholds or altered thresholds
3/4 inch (19 mm) maximum in height that have a beveled edge on each side with
a maximum slope of 1:2 for the height exceeding 1/4 inch (6.4 mm). |
IBC 3409.7.12 Thresholds. The maximum height of thresholds at doorways
shall be 3/4 inch (19.1 mm). Such thresholds shall have
beveled edges on each side. |
||
404.2.6 Doors in Series and Gates in Series. The
distance between two hinged or pivoted doors in series and gates in series
shall be 48 inches (1220 mm) minimum plus the width of doors or gates
swinging into the space. |
4.13.7 Two Doors in Series. The
minimum space between two hinged or pivoted doors in series shall be 48 in
(1220 mm) plus the width of any door swinging into the space. Doors in series
shall swing either in the same direction or away from the space between the
doors (see Fig. 26). NOTE: Figure 26(a)
illustrates two hinged doors in series, i.e., located in parallel
walls and in a straight line from one another. The doors swing in the same direction. The
distance between the leading edge of the first door and the wall in which the
second door is located is 48 inches minimum. Figure 26(b) shows the same vestibule condition,
but with both doors swinging out of the vestibule. In this instance, the clear space is 48
inches minimum, measured between the opposing wall surfaces. |
ANSI
404.2.5 Two Doors in Series. Distance between two hinged
or pivoted doors in series shall be 48 inches (1220 mm) minimum plus the
width of any door swinging into the space. The space between the doors shall
provide a turning space complying with Section 304. See also IBC 1008.1.7 Door arrangement. |
404.2.7 Door and Gate Hardware.
Handles, pulls, latches, locks, and other operable parts on doors and gates
shall comply with 309.4. Operable parts of such hardware shall be 34 inches (865
mm) minimum and 48 inches (1220 mm) maximum above the finish floor or ground.
Where sliding doors are in the fully open position, operating hardware shall
be exposed and usable from both sides. EXCEPTIONS: 1. Existing locks shall be permitted in any location
at existing glazed doors without stiles, existing overhead rolling doors or
grilles, and similar existing doors or grilles that are designed with locks
that are activated only at the top or bottom rail. 2. Access gates in barrier walls and fences protecting
pools, spas, and hot tubs shall be permitted to have operable parts of the
release of latch on self-latching devices at 54 inches (1370 mm) maximum
above the finish floor or ground provided the self-latching devices are not
also self-locking devices and operated by means of a key, electronic opener,
or integral combination lock. |
4.13.9 Door Hardware.
Handles, pulls, latches, locks, and other operating devices on accessible
doors shall have a shape that is easy to grasp with one hand and does not
require tight grasping, tight pinching, or twisting of the wrist to operate.
Lever-operated mechanisms, push-type mechanisms, and U-shaped handles are
acceptable designs. When sliding doors are fully open, operating hardware
shall be exposed and usable from both sides. Hardware required for accessible
door passage shall be mounted no higher than 48 in (1220 mm) above finished
floor. |
ANSI
404.2.6 Door Hardware. Handles, pulls, latches, locks, and
other operable parts on accessible doors shall have a shape that is easy to
grasp with one hand and does not require tight grasping, pinching, or
twisting of the wrist to operate. Operable parts of such hardware shall be 34
inches (865 mm) minimum and 48 inches (1220 mm) maximum above the floor.
Where sliding doors are in the fully open position, operating hardware shall
be exposed and usable from both sides. EXCEPTION:
Locks used only for security purposes and not used for normal operation are
permitted in any location. See also IBC
1008.1.8 Door operations |
404.2.8 Closing Speed. Door
and gate closing speed shall comply with 404.2.8. |
|
ANSI
404.2.7 Closing Speed. |
404.2.8.1 Door Closers and Gate Closers. Door
closers and gate closers shall be adjusted so that from an open position of
90 degrees, the time required to move the door to a position of 12 degrees
from the latch is 5 seconds minimum. |
4.13.10 Door Closers.
If a door has a closer, then the sweep period of the closer shall be adjusted
so that from an open position of 70 degrees, the door will take at least 3
seconds to move to a point 3 in (75 mm) from the latch, measured to the
leading edge of the door. |
ANSI
404.2.7.1 Door Closers. Door closers shall be adjusted so that
from an open position of 90 degrees, the time required to move the door to an
open position of 12 degrees shall be 5 seconds minimum. |
404.2.8.2 Spring Hinges. Door
and gate spring hinges shall be adjusted so that from the open position of 70
degrees, the door or gate shall move to the closed position in 1.5 seconds
minimum. |
ANSI
404.2.7.2 Spring Hinges. Door spring hinges shall be adjusted so
that from the open position of 70 degrees, the door shall move to the closed
position in 1.5 seconds minimum. |
|
404.2.9 Door and Gate Opening Force. Fire
doors shall have a minimum opening force allowable by the appropriate
administrative authority. The force for pushing or pulling open a door or
gate other than fire doors shall be as follows: 1. Interior hinged doors and gates: 5 pounds
(22.2 N) maximum. 2. Sliding or folding doors: 5 pounds (22.2 N)
maximum. These forces do not apply to the force required
to retract latch bolts or disengage other devices that hold the door or gate
in a closed position. |
4.13.11 Door Opening Force. The
maximum force for pushing or pulling open a door shall be as follows: (1) Fire doors shall have the minimum opening force allowable by the
appropriate administrative authority. (2) Other doors. These forces do not apply to the force required
to retract latch bolts or disengage other devices that may hold the door in a
closed position. |
ANSI
404.2.8 Door–Opening Force. Fire doors shall have the
minimum opening force allowable by the appropriate administrative authority.
The force for pushing or pulling open doors other than fire doors shall be as
follows: 1. Interior hinged door: 5.0 pounds (22.2 N)
maximum 2. Sliding or folding door: 5.0 pounds (22.2 N)
maximum These forces do not apply to the force required
to retract latch bolts or disengage other devices that hold the door in a
closed position. See also IBC
1008.1.2 Door swing |
404.2.10 Door and Gate Surfaces.
Swinging door and gate surfaces within 10 inches (255 mm) of the finish floor
or ground measured vertically shall have a smooth surface on the push side
extending the full width of the door or gate. Parts creating horizontal or
vertical joints in these surfaces shall be within 1/16 inch (1.6 mm) of the
same plane as the other. Cavities created by added kick plates shall be
capped. EXCEPTIONS: 1. Sliding doors shall not be required to comply
with 404.2.10. 2. Tempered glass doors without stiles and having
a bottom rail or shoe with the top leading edge tapered at 60 degrees minimum
from the horizontal shall not be required to meet the 10 inch (255 mm) bottom
smooth surface height requirement. 3. Doors and gates that do not extend to within
10 inches (255 mm) of the finish floor or ground shall not be required to
comply with 404.2.10. 4. Existing doors and gates without smooth
surfaces within 10 inches (255 mm) of the finish floor or ground shall not be
required to provide smooth surfaces complying with 404.2.10 provided that if
added kick plates are installed, cavities created by such kick plates are
capped. |
10.3.1(7) Automatic fare vending, collection and
adjustment (e.g., add-fare) systems shall. .
. Gates which must be pushed
open by wheelchair or mobility aid users shall have a smooth continuous
surface extending from 2 inches above the floor to 27 inches above the floor
and shall comply with 4.13. .
. . |
ANSI
404.2.9 Door Surface. Door surfaces within 10 inches (255 mm)
of the floor, measured vertically, shall be a smooth surface on the push side
extending the full width of the door. Parts creating horizontal or vertical
joints in such surface shall be within 1/16 inch (1.6 mm) of the same plane
as the other. Cavities created by added kick plates shall be capped. EXCEPTIONS: 1. Sliding doors. 2. Tempered glass doors without stiles and having
a bottom rail or shoe with the top leading edge tapered at no less than 60
degrees from the horizontal shall not be required to meet the 10 inch (255
mm) bottom rail height requirement. 3. Doors that do not extend to within 10 inches
(255 mm) of the floor. |
404.2.11 Vision Lights. Doors,
gates, and side lights adjacent to doors or gates, containing one or more
glazing panels that permit viewing through the panels shall have the bottom
of at least one glazed panel located 43 inches (1090 mm) maximum above the
finish floor. EXCEPTION: Vision lights with the
lowest part more than 66 inches (1675 mm) from the finish floor or ground
shall not be required to comply with 404.2.11. |
|
ANSI
404.2.10 Vision Lites. Doors and sidelites adjacent to doors
containing one or more glazing panels that permit viewing through the panels
shall have the bottom of at least one panel on either the door or an adjacent
sidelite 43 inches (1090 mm) maximum above the floor. EXCEPTION: Vision lites with the lowest
part more than 66 inches (1675 mm) above the floor are not required to comply
with Section 404.2.10. |
404.3 Automatic and Power-Assisted Doors and
Gates. Automatic doors and automatic gates shall comply
with 404.3. Full-powered automatic doors shall comply with ANSI/BHMA A156.10
(incorporated by reference, see "Referenced Standards" in Chapter
1). Low-energy and power-assisted doors shall comply with ANSI/BHMA A156.19
(1997 or 2002 edition) (incorporated by reference, see "Referenced
Standards" in Chapter 1). |
4.13.12 Automatic Doors
and Power-Assisted Doors. If an automatic door is used, then it shall
comply with ANSI/BHMA A156.10-1985. Slowly opening, low-powered, automatic
doors shall comply with ANSI A156.19-1984. Such doors shall not open to back
check faster than 3 seconds and shall require no more than 15 lbf (66.6N) to
stop door movement. If a power-assisted door is used, its door-opening force
shall comply with 4.13.11 and its closing shall conform to the requirements
in ANSI A156.19-1984. |
ANSI
404.3 Automatic Doors. Automatic doors and automatic gates shall
comply with Section 404.3. Full powered automatic doors shall comply with
ANSI/BHMA A156.10 listed in Section 105.2.4. Power–assist and low–energy
doors shall comply with ANSI/BHMA A156.19 listed in Section 105.2.3. EXCEPTION:
Doors, doorways, and gates designed to be operated only by security personnel
shall not be required to comply with Sections 404.3.2, 404.3.4, and 404.3.5. See also IBC
1008.1.3.2 Power-operated doors and
IBC 1008.1.3.3 Horizontal sliding doors |
404.3.1 Clear Width.
Doorways shall provide a clear opening of 32 inches (815 mm) minimum in
power-on and power-off mode. The minimum clear width for automatic door
systems in a doorway shall be based on the clear opening provided by all
leaves in the open position. |
4.13.5 Clear Width. Doorways
shall have a minimum clear opening of 32 in (815 mm) with the door open 90
degrees, measured between the face of the door and the opposite stop (see
Fig. 24(a), (b), (c), and (d)). Openings more than 24 in (610 mm) in depth
shall comply with 4.2.1 and 4.3.3 (see Fig. 24(e)). EXCEPTION: Doors not requiring full
user passage, such as shallow closets, may have the clear opening reduced to
20 in (510 mm) minimum. NOTE: Figures 24(a) and 24(b) illustrate a 32 inch
minimum opening on a hinged door, with Figure 24(a) demonstrating that the
measurement is taken from the face of the door to the opposite stop. Figure 24(c) shows a 32 inch minimum clear width
of a sliding or pocket door, measured from the leading edge op the open door
to the opposing stop/jamb. Figure
24(d) illustrates the same measurement for a retracted folding/accordion
door. Figure 24(e) illustrates a doorway without a
door. The clear width is 32 inches
minimum, and the maximum depth of the opening is 24 inches. |
ANSI
404.3.1 Clear Opening Width. Doorways shall have a clear
opening width of 32 inches (815 mm) in power–on and power–off mode. The
minimum clear opening width for automatic door systems shall be based on the
clear opening width provided with all leafs in the open position. |
404.3.2 Maneuvering Clearance.
Clearances at power-assisted doors and gates shall comply with 404.2.4.
Clearances at automatic doors and gates without standby power and serving an
accessible means of egress shall comply with 404.2.4. EXCEPTION: Where automatic doors and
gates remain open in the power-off condition, compliance with 404.2.4 shall
not be required. |
|
ANSI
404.3.2 Maneuvering Clearances. Maneuvering clearances at power–assisted
doors shall comply with Section 404.2.3. |
404.3.3 Thresholds.
Thresholds and changes in level at doorways shall comply with 404.2.5. |
4.13.8 Thresholds at Doorways.
Thresholds at doorways shall not exceed 3/4 in (19 mm) in height for exterior
sliding doors or 1/2 in (13 mm) for other types of doors. Raised thresholds
and floor level changes at accessible doorways shall be beveled with a slope
no greater than 1:2 (see 4.5.2). |
ANSI
404.3.3 Thresholds. Thresholds and changes in level at doorways
shall comply with Section 404.2.4. |
404.3.4 Doors in Series and Gates in Series. Doors
in series and gates in series shall comply with 404.2.6. |
4.13.7 Two Doors in Series. The minimum space between two
hinged or pivoted doors in series shall be 48 in (1220 mm) plus the width of
any door swinging into the space. Doors in series shall swing either in the
same direction or away from the space between the doors (see Fig. 26). NOTE: Figure
26(a) illustrates two hinged doors in series, i.e., located in
parallel walls and in a straight line from one another. The doors swing in the same direction. The
distance between the leading edge of the first door and the wall in which the
second door is located is 48 inches minimum. Figure 26(b) shows the same vestibule condition,
but with both doors swinging out of the vestibule. In this instance, the clear space is 48
inches minimum, measured between the opposing wall surfaces. |
ANSI
404.3.4 Two Doors in Series. Doors in series shall comply
with Section 404.2.5. |
404.3.5 Controls.
Manually operated controls shall comply with 309. The clear floor space
adjacent to the control shall be located beyond the arc of the door swing. |
4.1.3(13) Controls and operating mechanisms in accessible
spaces, along accessible routes, or as parts of accessible elements (for
example, light switches and dispenser controls) shall comply with 4.27. |
ANSI
404.3.5 Control Switches. Manually operated control
switches shall comply with Section 309. The clear floor space adjacent to the
control switch shall be located beyond the arc of the door swing. |
404.3.6 Break Out Opening.
Where doors and gates without standby power are a part of a means of egress,
the clear break out opening at swinging or sliding doors and gates shall be
32 inches (815 mm) minimum when operated in emergency mode. EXCEPTION:
Where manual swinging doors and gates comply with 404.2 and serve the
same means of egress compliance with 404.3.6 shall not be required. |
|
|
404.3.7 Revolving Doors, Revolving Gates, and
Turnstiles. Revolving doors, revolving gates, and turnstiles
shall not be part of an accessible route. |
4.13.2 Revolving Doors and
Turnstiles. Revolving doors or turnstiles shall not be the only means of
passage at an accessible entrance or along an accessible route. An accessible
gate or door shall be provided adjacent to the turnstile or revolving door
and shall be so designed as to facilitate the same use pattern. |
|
405
Ramps |
4.8
Ramps. |
ANSI
405 Ramps See also IBC
1010 Ramps |
405.1 General. Ramps on accessible
routes shall comply with 405. EXCEPTION: In
assembly areas, aisle ramps adjacent to seating and not serving elements
required to be on an accessible route shall not be required to comply with
405. |
4.8.1 General. Any
part of an accessible route with a slope greater than 1:20 shall be
considered a ramp and shall comply with 4.8. |
ANSI
405.1 General. Ramps along accessible routes shall comply with
Section 405. |
405.2 Slope. Ramp runs shall have
a running slope not steeper than 1:12. EXCEPTION: In existing sites,
buildings, and facilities, ramps shall be permitted to have running slopes
steeper than 1:12 complying with Table 405.2 where such slopes are necessary
due to space limitations. |
4.8.2 Slope and Rise. The
least possible slope shall be used for any ramp. The maximum slope of a ramp
in new construction shall be 1:12. The maximum rise for any run shall be 30
in (760 mm) (see Fig. 16). Curb ramps and ramps to be constructed on existing
sites or in existing buildings or facilities may have slopes and rises as
allowed in 4.1.6(3)(a) if space limitations prohibit the use of a 1:12 slope
or less. NOTE: Figure
16 indicates that if the slope of a ramp is between 1:12 and 1:16, the
maximum rise shall be 30 inches (760 mm) and the maximum horizontal run shall
be 30 feet (9 m). If the slope of the ramp is between 1:16 and 1:20, the
maximum rise shall be 30 inches (760 mm) and the maximum horizontal run shall
be 40 feet (12 m). |
ANSI
405.2 Slope. Ramp runs shall have a running slope not steeper
than 1:12. EXCEPTION: In
existing buildings or facilities, ramps shall be permitted to have slopes
steeper than 1:12 complying with Table 405.2 where such slopes are necessary
due to space limitations. |
4.1.6(3)(a) Ramps: Curb ramps and interior or exterior
ramps to be constructed on sites or in existing buildings or facilities where
space limitations prohibit the use of a 1:12 slope or less may have slopes
and rises as follows: (i) A slope between 1:10 and 1:12 is allowed for a maximum rise of 6
inches (150 mm). (ii) A slope between 1:8 and 1:10 is allowed for a maximum rise of 3
inches (75 mm). A slope steeper than 1:8 is not allowed. 4.1.7
(3) Historic Preservation: Minimum Requirements: (a) At least one accessible route complying with
4.3 from a site access point to an accessible entrance shall be provided. EXCEPTION: A
ramp with a slope no greater than 1:6 for a run not to exceed 2 ft (610 mm)
may be used as part of an accessible route to an entrance. |
New ADAAG 405.2 Maximum Ramp Slope and
Rise for Existing Sites, Buildings, and Facilities |
|
Slope1 |
Maximum Rise |
Steeper than 1:10 but not steeper than 1:8 |
3 inches (75 mm) |
Steeper than 1:12 but not steeper than 1:10 |
6 inches (150 mm) |
1 A
slope steeper than 1:8 is prohibited. |
ANSI
Table 405.2—Allowable Ramp Dimensions for Construction in Existing Sites,
Buildings, and Facilities |
|
Slope1 |
Maximum Rise |
Steeper than 1:10 but not steeper than 1:8 |
3 inches (75 mm) |
Steeper than 1:12 but not steeper than 1:10 |
6 inches (150 mm) |
1A slope steeper than
1:8 shall not be permitted. |
New ADAAG |
DOJ Standards for Accessible Design |
|
---|---|---|
405.3 Cross Slope. Cross
slope of ramp runs shall not be steeper than 1:48. |
4.8.6 Cross Slope and Surfaces.
The cross slope of ramp surfaces shall be no greater than 1:50. Ramp surfaces
shall comply with 4.5. |
ANSI
405.3 Cross Slope. Cross slope of ramp runs shall not be steeper
than 1:48. |
405.4 Floor or Ground Surfaces.
Floor or ground surfaces of ramp runs shall comply with 302. Changes in level
other than the running slope and cross slope are not permitted on ramp runs. |
ANSI
405.4 Floor Surfaces. Floor surfaces of ramp runs shall comply
with Section 302. |
|
405.5 Clear Width. The
clear width of a ramp run and, where handrails are provided, the clear width
between handrails shall be 36 inches (915 mm) minimum. EXCEPTION: Within employee work areas,
the required clear width of ramps that are a part of common use circulation
paths shall be permitted to be decreased by work area equipment provided that
the decrease is essential to the function of the work being performed. |
4.8.3 Clear Width. The
minimum clear width of a ramp shall be 36 in (915 mm). |
ANSI
405.5 Clear Width. The clear width of a ramp run shall be 36 inches
(915 mm) minimum. Where handrails are provided on the ramp run, the clear
width shall be measured between the handrails. |
405.6 Rise. The rise for any ramp
run shall be 30 inches (760 mm) maximum. |
See 4.8.2 |
ANSI
405.6 Rise. The rise for any ramp run shall be 30 inches
(760 mm) maximum. |
405.7 Landings. Ramps shall have
landings at the top and the bottom of each ramp run. Landings shall comply
with 405.7. |
4.8.4 Landings. Ramps shall
have level landings at bottom and top of each ramp and each ramp run.
Landings shall have the following features: |
ANSI
405.7 Landings. Ramps shall have landings at bottom and top of
each ramp run. Landings shall comply with Section 405.7. |
405.7.1 Slope. Landings shall comply
with 302. Changes in level are not permitted. EXCEPTION:
Slopes not steeper than 1:48 shall be permitted. |
4.2.4.3 Surfaces for Wheelchair Spaces.
Clear floor or ground spaces for wheelchairs shall comply with 4.5. 4.13.6
Maneuvering Clearances at Doors. . . . The floor or ground area within the
required clearances shall be level and clear. |
ANSI
405.7.1 Slope. Landings shall have a slope not steeper than
1:48 and shall comply with Section 302. |
405.7.2 Width. The landing clear
width shall be at least as wide as the widest ramp run leading to the
landing. |
(1) The
landing shall be at least as wide as the ramp run leading to it. |
ANSI
405.7.2 Width. Clear width of landings shall be at least as
wide as the widest ramp run leading to the landing. |
405.7.3 Length. The landing clear
length shall be 60 inches (1525 mm) long minimum. |
(2) The
landing length shall be a minimum of 60 in (1525 mm) clear. |
ANSI
405.7.3 Length. Landings shall have a clear length of 60 inches
(1525 mm) minimum. |
405.7.4 Change in Direction.
Ramps that change direction between runs at landings shall have a clear
landing 60 inches (1525 mm) minimum by 60 inches (1525 mm) minimum. |
(3) If
ramps change direction at landings, the minimum landing size shall be 60 in
by 60 in (1525 mm by 1525 mm). |
ANSI
405.7.4 Change in Direction. Ramps that change direction
at ramp landings shall be sized to provide a turning space complying with
Section 304.3. |
405.7.5 Doorways.
Where doorways are located adjacent to a ramp landing, maneuvering clearances
required by 404.2.4 and 404.3.2 shall be permitted to overlap the required
landing area. |
(4) If a
doorway is located at a landing, then the area in front of the doorway shall
comply with 4.13.6. |
ANSI
405.7.5 Doorways. Where doorways are adjacent to a ramp landing,
maneuvering clearances required by Sections 404.2.3 and 404.3.2 shall be
permitted to overlap the landing area. Where doors that are subject to
locking are adjacent to a ramp landing, landings shall be sized to provide a
turning space complying with Section 304.3. |
405.8 Handrails. Ramp
runs with a rise greater than 6 inches (150 mm) shall have handrails
complying with 505. EXCEPTION: Within employee work areas,
handrails shall not be required where ramps that are part of common use
circulation paths are designed to permit the installation of handrails
complying with 505. Ramps not subject to the exception to 405.5 shall be
designed to maintain a 36 inch (915 mm) minimum clear width when handrails
are installed. |
4.8.5
Handrails. If a ramp run has a rise greater than 6 in (150
mm) or a horizontal projection greater than 72 in (1830 mm), then it shall
have handrails on both sides. Handrails are not required on curb ramps or
adjacent to seating in assembly areas. . . . |
ANSI
405.8 Handrails. Ramp runs with a rise greater than 6 inches (150
mm) shall have handrails complying with Section 505. |
405.9 Edge Protection. Edge
protection complying with 405.9.1 or 405.9.2 shall be provided on each side
of ramp runs and at each side of ramp landings. EXCEPTIONS: 1. Edge protection shall not be required on ramps
that are not required to have handrails and have sides complying with 406.3. 2. Edge protection shall not be required on the
sides of ramp landings serving an adjoining ramp run or stairway. 3. Edge protection shall not be required on the
sides of ramp landings having a vertical drop-off of 1/2 inch (13 mm) maximum
within 10 inches (255 mm) horizontally of the minimum landing area specified
in 405.7. |
4.8.7 Edge
Protection. Ramps and landings with drop-offs shall have
curbs, walls, railings, or projecting surfaces that prevent people from
slipping off the ramp. Curbs shall be a minimum of 2 in (50 mm) high
(see Fig. 17). |
ANSI
405.9 Edge Protection. Edge protection complying with Section
405.9.1 or 405.9.2 shall be provided on each side of ramp runs and at each
side of ramp landings. EXCEPTIONS: 1. Ramps not required to have handrails where
curb ramp flares complying with Section 406.3 are provided. 2. Sides of ramp landings serving an adjoining
ramp run or stairway. 3. Sides of ramp landings having a vertical
drop–off of 1/2 inch (13 mm) maximum within 10 inches (255 mm) horizontally
of the minimum landing area. |
405.9.1 Extended Floor or Ground Surface. The
floor or ground surface of the ramp run or landing shall extend 12 inches
(305 mm) minimum beyond the inside face of a handrail complying with 505. |
ANSI 405.9.1 Extended Floor Surface. The
floor surface of the ramp run or landing shall extend 12 inches (305 mm)
minimum beyond the inside face of a handrail complying with 505. |
|
405.9.2 Curb or Barrier. A
curb or barrier shall be provided that prevents the passage of a 4 inch (100
mm) diameter sphere, where any portion of the sphere is within 4 inches (100
mm) of the finish floor or ground surface. |
ANSI
405.9.2 Curb or Barrier. A curb or barrier shall be provided that
prevents the passage of a 4–inch (100 mm) diameter sphere where any portion
of the sphere is within 4 inches (100 mm) of the floor. |
|
405.10 Wet Conditions.
Landings subject to wet conditions shall be designed to prevent the
accumulation of water. |
4.8.8 Outdoor
Conditions. Outdoor ramps and their approaches shall be designed so that
water will not accumulate on walking surfaces. |
ANSI
405.10 Wet Conditions. Landings subject to wet conditions shall
be designed to prevent the accumulation of water. |
406
Curb Ramps |
4.7 Curb Ramps. |
ANSI
406 Curb Ramps |
406.1 General. Curb ramps on
accessible routes shall comply with 406, 405.2 through 405.5, and 405.10. |
4.7.1 Location.
Curb ramps complying with 4.7 shall be provided wherever an accessible route
crosses a curb |
|
4.3.7
Slope. An accessible route with a running slope greater
than 1:20 is a ramp and shall comply with 4.8. Nowhere shall the cross slope
of an accessible route exceed 1:50. |
||
4.7.3
Width. The minimum width of a curb ramp shall be 36 in
(915 mm), exclusive of flared sides. |
ANSI
406.4 Width. Curb ramps shall be 36 inches (915 mm) minimum
in width, exclusive of flared sides. |
|
4.7.4 Surface.
Surfaces of curb ramps shall comply with 4.5. |
ANSI
406.5 Floor Surface. Floor surfaces of curb ramps shall
comply with Section 302. |
|
4.8.8
Outdoor Conditions. Outdoor ramps and their approaches shall be
designed so that water will not accumulate on walking surfaces. |
||
406.2 Counter Slope.
Counter slopes of adjoining gutters and road surfaces immediately adjacent to
the curb ramp shall not be steeper than 1:20. The adjacent surfaces at transitions
at curb ramps to walks, gutters, and streets shall be at the same level. |
4.7.2 Slope.
Slopes of curb ramps shall comply with 4.8.2. The slope shall be measured as
shown in Fig. 11. Transitions from ramps to walks, gutters, or streets shall
be flush and free of abrupt changes. Maximum slopes of adjoining gutters,
road surface immediately adjacent to the curb ramp, or accessible route shall
not exceed 1:20. NOTE: Figure
11 indicates the ramp slope is a ratio equal to the vertical rise (y) divided
by the horizontal run (x). It is equal to the tangent of the angle that the
plane of the ramp surface makes with a horizontal (level) plane. For a curb
ramp, the adjoining slope at walk or street shall not exceed 1:20. |
ANSI
406.2 Counter Slope. Counter slopes of adjoining gutters and
road surfaces immediately adjacent to the curb ramp shall not be steeper than
1:20. The adjacent surfaces at transitions at curb ramps to walks, gutters
and streets shall be at the same level. |
406.3 Sides of Curb Ramps.
Where provided, curb ramp flares shall not be steeper than 1:10. |
4.7.5 Sides of Curb Ramps.
If a curb ramp is located where pedestrians must walk across the ramp, or
where it is not protected by handrails or guardrails, it shall have flared
sides; the maximum slope of the flare shall be 1:10 (see Fig. 12(a)). Curb
ramps with returned curbs may be used where pedestrians would not normally
walk across the ramp (see Fig. 12(b)). NOTE: Figure
12(a) shows a typical curb ramp, cut into a walkway perpendicular to the curb
face, with flared sides having a maximum slope of 1:10. The landing at the
top, measured from the top of the ramp to the edge of the walkway or closest
obstruction is denoted as "x". If x, the landing depth at the top
of a curb ramp, is less than 48 inches, then the slope of the flared side
shall not exceed 1:12. Figure 12(b) indicates that
where the curb ramp is completely contained within a planting strip or other
non-walking surface, so that pedestrians would not normally cross the sides,
the curb ramp sides can have steep sides including vertical returned curbs. |
ANSI
406.3 Sides of Curb Ramps. Where provided, curb ramp
flares shall not be steeper than 1:10. |
406.4 Landings. Landings shall be
provided at the tops of curb ramps. The landing clear length shall be 36
inches (915 mm) minimum. The landing clear width shall be at least as wide as
the curb ramp, excluding flared sides, leading to the landing. EXCEPTION: In alterations, where there
is no landing at the top of curb ramps, curb ramp flares shall be provided
and shall not be steeper than 1:12. |
4.3.7 Slope. An accessible route with a running
slope greater than 1:20 is a ramp and shall comply with 4.8. Nowhere shall
the cross slope of an accessible route exceed 1:50. |
ANSI
406.7 Landings. Landings shall be provided at the tops of curb
ramps. The clear length of the landing shall be 36 inches (915 mm) minimum.
The clear width of the landing shall be at least as wide as the curb ramp,
excluding flared sides, leading to the landing. EXCEPTION: In
alterations, where there is no landing at the top of curb ramps, curb ramp
flares shall be provided and shall not be steeper than 1:12. |
406.5 Location. Curb ramps and the
flared sides of curb ramps shall be located so that they do not project into
vehicular traffic lanes, parking spaces, or parking access aisles. Curb ramps
at marked crossings shall be wholly contained within the markings, excluding
any flared sides. |
4.7.6 Built-up Curb Ramps.
Built-up curb ramps shall be located so that they do not project into
vehicular traffic lanes (see Fig. 13). NOTE: In
Figure 13, a built-up curb ramp extends outward from the curb and slopes to
the ground surface. The sides must also be tapered from the ramp surface to
the ground, with a maximum slope of 1:10, so that there are no drop-offs
along the edges. |
ANSI
406.6 Location. Curb ramps and the flared sides of curb ramps
shall be located so they do not project into vehicular traffic lanes, parking
spaces, or parking access aisles. Curb ramps at marked crossings shall be
wholly contained within the markings, excluding any flared sides. |
4.7.9 Location
at Marked Crossings. Curb ramps at marked crossings shall be wholly
contained within the markings, excluding any flared sides (see Fig. 15). |
||
|
4.7.8 Obstructions.
Curb ramps shall be located or protected to prevent their obstruction by
parked vehicles |
ANSI
406.8 Obstructions. Curb ramps shall be located or protected to
prevent their obstruction by parked vehicles. |
|
|
ANSI
406.9 Handrails. Handrails are not required on curb ramps. |
406.6 Diagonal Curb Ramps.
Diagonal or corner type curb ramps with returned curbs or other well-defined
edges shall have the edges parallel to the direction of pedestrian flow. The
bottom of diagonal curb ramps shall have a clear space 48 inches (1220 mm)
minimum outside active traffic lanes of the roadway. Diagonal curb ramps
provided at marked crossings shall provide the 48 inches (1220 mm) minimum
clear space within the markings. Diagonal curb ramps with flared sides shall
have a segment of curb 24 inches (610 mm) long minimum located on each side
of the curb ramp and within the marked crossing. |
4.7.10 Diagonal
Curb Ramps. If diagonal (or corner type) curb ramps have returned curbs
or other well-defined edges, such edges shall be parallel to the direction of
pedestrian flow. The bottom of diagonal curb ramps shall have 48 in (1220 mm)
minimum clear space as shown in Fig. 15(c) and (d). If diagonal curb ramps
are provided at marked crossings, the 48 in (1220 mm) clear space shall be
within the markings (see Fig. 15(c) and (d)). If diagonal curb ramps have
flared sides, they shall also have at least a 24 in (610 mm) long segment of
straight curb located on each side of the curb ramp and within the marked
crossing (see Fig. 15(c)). NOTE: Figure 15(c) shows diagonal curb
ramps located at each corner of the intersection. There are flared sides on
each diagonal curb ramp. The cross walks are placed so a minimum 48 inch
(1220 mm) long clear space is provided at the bottom of the curb ramp inside
the marked cross walk. An accessible route is provided across the island in
the intersection. Figure 15(d) is similar to 15(c)
except that returned curb ramps are provided at each corner of the
intersection. A minimum 48 inch (1220 mm) long clear floor space is provided
at the bottom of the curb ramp within the marked crossing area. A well
defined edge is provided at the side of each curb ramp. |
ANSI
406.10 Diagonal Curb Ramps. Diagonal or corner–type curb
ramps with returned curbs or other well–defined edges shall have the edges
parallel to the direction of pedestrian flow. The bottoms of diagonal curb
ramps shall have 48 inches (1220 mm) minimum clear space outside active
traffic lanes of the roadway. Diagonal curb ramps provided at marked
crossings shall provide the 48 inches (1220 mm) minimum clear space within
the markings. Diagonal curb ramps with flared sides shall have a segment of
curb 24 inches (610 mm) minimum in length on each side of the curb ramp and
within the marked crossing. |
406.7 Islands. Raised islands in
crossings shall be cut through level with the street or have curb ramps at
both sides. Each curb ramp shall have a level area 48 inches (1220 mm) long
minimum by 36 inches (915 mm) wide minimum at the top of the curb ramp in the
part of the island intersected by the crossings. Each 48 inch (1220 mm)
minimum by 36 inch (915 mm) minimum area shall be oriented so that the 48
inch (1220 mm) minimum length is in the direction of the running slope of the
curb ramp it serves. The 48 inch (1220 mm) minimum by 36 inch (915 mm)
minimum areas and the accessible route shall be permitted to overlap. |
4.7.11 Islands. Any raised
islands in crossings shall be cut through level with the street or have curb
ramps at both sides and a level area at least 48 in (1220 mm) long between
the curb ramps in the part of the island intersected by the crossings (see
Fig. 15(a) and (b)). NOTE: Figures 15(a) and 15(b) illustrate street
pedestrian crossings cutting through a mid-street median at street level. |
ANSI
406.11 Islands. Raised islands in crossings shall be a
cut–through level with the street or have curb ramps at both sides. Each curb
ramp shall have a level area 48 inches (1220 mm) minimum in length and 36
inches (915 mm) minimum in width at the top of the curb ramp in the part of
the island intersected by the crossings. Each 48–inch (1220 mm) by 36–inch
(915 mm) area shall be oriented so the 48–inch (1220 mm) length is in the
direction of the running slope of the curb ramp it serves. The 48–inch (1220
mm) by 36–inch (915 mm) areas and the accessible route shall be permitted to
overlap. |
|
4.7.7 Detectable
Warnings. A curb ramp shall have a detectable warning complying
with 4.29.2. The detectable warning shall extend the full width and depth of
the curb ramp. |
ANSI
406.12 Detectable Warnings at Raised Marked Crossings.
Marked crossings that are raised to the same level as the adjoining sidewalk
shall be preceded by a 24–inch (610 mm) deep detectable warning complying
with Section 705, extending the full width of the marked crossing. |
|
ANSI
406.13 Detectable Warnings at Curb Ramps. Where detectable
warnings are provided on curb ramps, they shall comply with Sections 406.13
and 705. |
|
|
ANSI
406.13.1 Area Covered. Detectable warnings shall be 24 inches
(610 mm) minimum in the direction of travel and extend the full width of the
curb ramp or flush surface. |
|
|
ANSI
406.13.2 Location. The detectable warning shall be located so the
edge nearest the curb line is 6 inches (150 mm) to 8 inches (205 mm) from the
curb line. |
|
|
|
ANSI
406.14 Detectable Warnings at Islands or Cut–through Medians. Where
detectable warnings are provided on curb ramps or at raised marked crossings
leading to islands or cut–through medians, the island or cut–through median
shall also be provided with detectable warnings complying with Section 705,
are 24 inches (610 mm) in depth, and extend the full width of the pedestrian
route or cut–through. Where such island or cut–through median is less than 48
inches (1220 mm) in depth, the entire width and depth of the pedestrian route
or cut–through shall have detectable warnings. |
407
Elevators |
4.10 Elevators. |
ANSI
407 Elevators |
407.1 General. Elevators shall comply
with 407 and with ASME A17.1 (incorporated by reference, see "Referenced
Standards" in Chapter 1). They shall be passenger elevators as
classified by ASME A17.1. Elevator operation shall be automatic. |
4.10.1
General. Accessible elevators shall be on an accessible
route and shall comply with 4.10 and with the ASME
A17.1-1990, Safety Code for Elevators and Escalators. Freight elevators shall not be considered as
meeting the requirements of this section unless the only elevators provided
are used as combination passenger and freight elevators for the public and
employees. |
ANSI
407.1 General. Elevators shall comply with Section 407 and ASME
A17.1 listed in Section 105.2.5. Elevators shall be passenger elevators as
classified by ASME A17.1. Elevator operation shall be automatic. |
4.10.2 Automatic Operation.
Elevator operation shall be automatic. Each car shall be equipped with a
self-leveling feature that will automatically bring the car to floor landings
within a tolerance of 1/2 in (13 mm) under rated loading to zero loading
conditions. This self-leveling feature shall be automatic and independent of
the operating device and shall correct the overtravel or undertravel. |
||
407.2 Elevator Landing Requirements.
Elevator landings shall comply with 407.2. |
|
ANSI
407.2 Elevator Landing Requirements. Elevator landings shall
comply with Section 407.2. |
407.2.1 Call Controls.
Where elevator call buttons or keypads are provided, they shall comply with
407.2.1 and 309.4. Call buttons shall be raised or flush. EXCEPTION: Existing elevators shall be
permitted to have recessed call buttons. |
4.10.3 Hall Call Buttons.
Call buttons in elevator lobbies and halls shall be centered at 42 in (1065
mm) above the floor. Such call buttons shall have visual signals to indicate
when each call is registered and when each call is answered. Call buttons
shall be a minimum of 3/4 in (19 mm) in the smallest dimension. The button
designating the up direction shall be on top. (See Fig. 20.) Buttons shall be
raised or flush. Objects mounted beneath hall call buttons shall not project
into the elevator lobby more than 4 in (100 mm). 4.27.4 Operation. Controls and operating
mechanisms shall be operable with one hand and shall not require tight
grasping, pinching, or twisting of the wrist. The force required to activate
controls shall be no greater than 5 lbf (22.2 N). 4.27.2 Clear Floor Space. Clear floor space
complying with 4.2.4 that allows a forward or a parallel approach by a person
using a wheelchair shall be provided at controls, dispensers, receptacles,
and other operable equipment. |
ANSI
407.2.1 Call Controls. Where elevator call buttons or keypads
are provided, they shall comply with Sections 407.2.1 and 309.4. Call buttons
shall be raised or flush. Objects beneath hall call buttons shall protrude 1
inch (25 mm) maximum. EXCEPTIONS: 1. Existing elevators shall be permitted to have
recessed call buttons. 2. The restriction on objects beneath call
buttons shall not apply to existing call buttons. |
407.2.1.1 Height. Call
buttons and keypads shall be located within one of the reach ranges specified
in 308, measured to the centerline of the highest operable part. EXCEPTION: Existing call buttons and
existing keypads shall be permitted to be located at 54 inches (1370 mm)
maximum above the finish floor, measured to the centerline of the highest
operable part. |
|
ANSI
407.2.1.1 Height. Call buttons and keypads shall be located within
one of the reach ranges specified in Section 308, measured to the centerline
of the highest operable part. EXCEPTION:
Existing call buttons and existing keypads shall be permitted to be
located 54 inches (1370 mm) maximum above the floor, measured to the
centerline of the highest operable part. |
407.2.1.2 Size. Call buttons shall be
3/4 inch (19 mm) minimum in the smallest dimension. EXCEPTION: Existing elevator call
buttons shall not be required to comply with 407.2.1.2. |
ANSI
407.2.1.2 Size. Call buttons shall be 3/4 inch (19 mm) minimum in
the smallest dimension. EXCEPTION:
Existing elevator call buttons shall not be required to comply with
Section 407.2.1.2. |
|
407.2.1.3 Clear Floor or Ground Space. A
clear floor or ground space complying with 305 shall be provided at call
controls. |
ANSI 407.2.1.3 Clear Floor Space. A
clear floor space complying with Section 305 shall be provided at call
controls. |
|
407.2.1.4 Location. The
call button that designates the up direction shall be located above the call
button that designates the down direction. EXCEPTION: Destination-oriented
elevators shall not be required to comply with 407.2.1.4. |
ANSI
407.2.1.4 Location. The call button that designates the up
direction shall be located above the call button that designates the down
direction. EXCEPTION:
Destination–oriented elevators shall not be required to comply with Section
407.2.1.4. |
|
407.2.1.5 Signals. Call
buttons shall have visible signals to indicate when each call is registered
and when each call is answered. EXCEPTIONS: 1. Destination-oriented elevators shall not be
required to comply with 407.2.1.5 provided that visible and audible signals
complying with 407.2.2 indicating which elevator car to enter are provided. 2. Existing elevators shall not be required to
comply with 407.2.1.5. |
ANSI
407.2.1.5 Signals. Call buttons shall have visible signals to
indicate when each call is registered and when each call is answered. EXCEPTIONS: 1. Destination–oriented elevators shall not be
required to comply with Section 407.2.1.5, provided visible and audible
signals complying with Section 407.2.1.7 are provided. 2. Existing elevators shall not be required to
comply with Section 407.2.1.5. |
|
407.2.1.6 Keypads.
Where keypads are provided, keypads shall be in a standard telephone keypad
arrangement and shall comply with 407.4.7.2. |
|
ANSI
407.2.1.6 Keypads. Where keypads are provided, keypads shall be in a
standard telephone keypad arrangement and shall comply with Section
407.4.7.2. |
|
|
ANSI
407.2.1.7 Destination–oriented Elevator Signals.
Destination–oriented elevators shall be provided with visible and audible
signals to indicate which car is responding to a call. The audible signal
shall be activated by pressing a function button. The function button shall
be identified by the International Symbol for Accessibility and tactile
indication. The International Symbol for Accessibility, complying with
Section 703.6.3.1, shall be 5/8 inch (16 mm) in height and be a visual
character complying with Section 703.2. The tactile indication shall be three
raised dots, spaced 1/4 inch (6.4 mm) at base diameter, in the form of an
equilateral triangle. The function button shall be located immediately below
the keypad arrangement or floor buttons. |
407.2.2 Hall Signals. Hall
signals, including in-car signals, shall comply with 407.2.2. 407.2.2.1 Visible and Audible Signals. A
visible and audible signal shall be provided at each hoistway entrance to
indicate which car is answering a call and the car's direction of travel.
Where in-car signals are provided, they shall be visible from the floor area
adjacent to the hall call buttons. EXCEPTIONS: 1. Visible
and audible signals shall not be required at each destination-oriented
elevator where a visible and audible signal complying with 407.2.2 is
provided indicating the elevator car designation information. 2. In existing elevators, a signal indicating the
direction of car travel shall not be required. |
4.10.4 Hall Lanterns. A
visible and audible signal shall be provided at each hoistway entrance to
indicate which car is answering a call. Audible signals shall sound once for
the up direction and twice for the down direction or shall have verbal
annunciators that say "up" or "down." Visible signals
shall have the following features: |
ANSI
407.2.2 Hall Signals. Hall signals, including in–car signals,
shall comply with Section 407.2.2. ANSI
407.2.2.1 Visible and Audible Signals. A visible and audible signal
shall be provided at each hoistway entrance to indicate which car is
answering a call and the car’s direction of travel. Where in–car signals are
provided they shall be visible from the floor area adjacent to the hall call
buttons. EXCEPTIONS: 1. Destination–oriented elevators shall not be
required to comply with Section 407.2.2.1, provided visible and audible
signals complying with Section 407.2.1.7 are provided. 2. In existing elevators, a signal indicating the
direction of car travel shall not be required. |
407.2.2.2 Visible Signals.
Visible signal fixtures shall be centered at 72 inches (1830 mm) minimum
above the finish floor or ground. The visible signal elements shall be 2 1/2
inches (64 mm) minimum measured along the vertical centerline of the element.
Signals shall be visible from the floor area adjacent to the hall call
button. EXCEPTIONS: 1. Destination-oriented elevators shall be
permitted to have signals visible from the floor area adjacent to the
hoistway entrance. 2. Existing elevators shall not be required to
comply with 407.2.2.2. |
(1) Hall
lantern fixtures shall be mounted so that their centerline is at least 72 in
(1830 mm) above the lobby floor. (See Fig. 20.) (2)
Visual elements shall be at least 2-1/2 in (64 mm) in the smallest dimension.
(3)
Signals shall be visible from the vicinity of the hall call button (see Fig.
20). In-car lanterns located in cars, visible from the vicinity of hall call
buttons, and conforming to the above requirements, shall be acceptable. |
ANSI
407.2.2.2 Visible Signals. Visible signal fixtures
shall be centered at 72 inches (1830 mm) minimum above the floor. The visible
signal elements shall be 2 1/2 inches (64 mm) minimum measured along the
vertical centerline of the element. Signals shall be visible from the floor
area adjacent to the hall call button. EXCEPTIONS: 1. Destination–oriented elevators shall be
permitted to have signals visible from the floor area adjacent to the
hoistway entrance. 2. Existing elevators shall not be required to
comply with Section 407.2.2.2. |
407.2.2.3 Audible Signals. Audible
signals shall sound once for the up direction and twice for the down
direction, or shall have verbal annunciators that indicate the direction of
elevator car travel. Audible signals shall have a frequency of 1500 Hz
maximum. Verbal annunciators shall have a frequency of 300 Hz minimum and
3000 Hz maximum. The audible signal and verbal annunciator shall be 10 dB
minimum above ambient, but shall not exceed 80 dB, measured at the hall call
button. EXCEPTIONS: 1. Destination-oriented elevators shall not be
required to comply with 407.2.2.3 provided that the audible tone and verbal
announcement is the same as those given at the call button or call button
keypad. 2. Existing elevators shall not be required to
comply with the requirements for frequency and dB range of audible signals. |
See 4.10.4 |
ANSI
407.2.2.3 Audible Signals. Audible signals shall sound
once for the up direction and twice for the down direction, or shall have
verbal annunciators that indicate the direction of elevator car travel.
Audible signals shall have a frequency of 1500 Hz maximum. Verbal
annunciators shall have a frequency of 300 Hz minimum and 3,000 Hz maximum.
The audible signal or verbal annunciator shall be 10 dBA minimum above
ambient, but shall not exceed 80 dBA, measured at the hall call button. EXCEPTIONS: 1. Destination–oriented elevators shall not be
required to comply with Section 407.2.2.3, provided the audible tone and
verbal announcement is the same as those given at the call button or call
button keypad. 2. The requirement for the frequency and range of
audible signals shall not apply in existing elevators. |
407.2.2.4 Differentiation. Each
destination-oriented elevator in a bank of elevators shall have audible and
visible means for differentiation. |
|
ANSI
407.2.2.4 Differentiation. Each destination–oriented
elevator in a bank of elevators shall have audible and visible means for
differentiation. |
407.2.3 Hoistway Signs.
Signs at elevator hoistways shall comply with 407.2.3. |
|
ANSI
407.2.3 Hoistway Signs. Signs at elevator hoistways shall comply
with Section 407.2.3. |
407.2.3.1 Floor Designation.
Floor designations complying with 703.2 and 703.4.1 shall be provided on both
jambs of elevator hoistway entrances. Floor designations shall be provided in
both tactile characters and braille. Tactile characters shall be 2 inches (51
mm) high minimum. A tactile star shall be provided on both jambs at the main
entry level. |
4.10.5 Raised
and Braille Characters on Hoistway Entrances. All elevator hoistway
entrances shall have raised and Braille floor designations provided on both
jambs. The centerline of the characters shall be 60 in (1525 mm) above finish
floor. Such characters shall be 2 in (50 mm) high and shall comply with
4.30.4. Permanently applied plates are acceptable if they are permanently
fixed to the jambs. (See Fig. 20). NOTE: Figure 20 illustrates hall call
buttons mounted 42 inches (1065 mm) measured from the floor to the centerline
between the buttons. Hall lanterns are mounted 72 inches (1830 mm) minimum
measured from the floor to the centerline between the up and down indicators.
Raised and Braille characters on hoistway entrances are mounted with the
centerline at 60 inches (1525 mm) above the floor. Sensors for the required
door protective and reopening device detect an obstruction passing through
the door opening at heights of 5 inches (125 mm), indicated by a dashed line
A and 29 inches (735 mm), indicated by a dashed line B. Each is measured from
the floor. A note indicates, "The automatic door reopening device is activated
if an object passes through either line A or line B. Line A and line B
represent the vertical locations of the door reopening device not requiring
contact." |
ANSI
407.2.3.1 Floor Designation. Floor designations shall be
provided in tactile characters complying with Section 703.3 located on both
jambs of elevator hoistway entrances. Tactile characters shall be 2 inches
(51 mm) minimum in height. A tactile star shall be provided on both jambs at
the main entry level. |
407.2.3.2 Car Designations. Destination-oriented
elevators shall provide tactile car identification complying with 703.2 on
both jambs of the hoistway immediately below the floor designation. Car
designations shall be provided in both tactile characters and braille.
Tactile characters shall be 2 inches (51 mm) high minimum. |
See 4.10.5 |
ANSI
407.2.3.2 Car Designations. Destination–oriented
elevators shall provide car identification in tactile characters complying
with Section 703.3 located on both jambs of the hoistway immediately below
the floor designation. Tactile characters shall be 2 inches (51 mm) minimum
in height. |
|
|
ANSI
407.2.4 Destination Signs. Where signs indicate that
elevators do not serve all landings, signs in tactile characters complying
with Section 703.3 shall be provided above the hall call button fixture. EXCEPTION:
Destination oriented elevator systems shall not be required to comply
with Section 407.2.4. |
407.3 Elevator Door Requirements.
Hoistway and car doors shall comply with 407.3. |
|
ANSI
407.3 Elevator Door Requirements. Hoistway and elevator car
doors shall comply with Section 407.3. |
407.3.1 Type. Elevator doors shall
be the horizontal sliding type. Car gates shall be prohibited. |
|
ANSI
407.3.1 Type. Elevator doors shall be horizontal sliding type.
Car gates shall be prohibited. |
407.3.2 Operation.
Elevator hoistway and car doors shall open and close automatically. EXCEPTION: Existing manually operated
hoistway swing doors shall be permitted provided that they comply with
404.2.3 and 404.2.9. Car door closing shall not be initiated until the
hoistway door is closed. |
4.10.6 Door
Protective and Reopening Device. Elevator doors shall open and close
automatically. They shall be provided with a reopening device that will stop
and reopen a car door and hoistway door automatically if the door becomes
obstructed by an object or person. The device shall be capable of completing
these operations without requiring contact for an obstruction passing through
the opening at heights of 5 in and 29 in (125 mm and 735 mm) above finish
floor (see Fig. 20). Door reopening devices shall remain effective for at
least 20 seconds. After such an interval, doors may close in accordance with
the requirements of ASME A17.1-1990. 4.1.6 Accessible Buildings: Alterations. (3) Special Technical Provisions for Alterations to
Existing Buildings and Facilities: (c) Elevators: (i) If safety door edges are provided in existing automatic elevators,
automatic door reopening devices may be omitted (see 4.10.6). |
ANSI
407.3.2 Operation. Elevator hoistway and car doors shall open and
close automatically. EXCEPTION:
Existing manually operated hoistway swing doors shall be permitted,
provided: a) they comply with Sections 404.2.2 and 404.2.8; b) the car
door closing is not initiated until the hoistway door is closed. |
407.3.3 Reopening Device. Elevator
doors shall be provided with a reopening device complying with 407.3.3 that
shall stop and reopen a car door and hoistway door automatically if the door
becomes obstructed by an object or person. EXCEPTION: Existing elevators with
manually operated doors shall not be required to comply with 407.3.3. |
ANSI
407.3.3 Reopening Device. Elevator doors shall be
provided with a reopening device complying with Section 407.3.3 that shall
stop and reopen a car door and hoistway door automatically if the door
becomes obstructed by an object or person. EXCEPTION:
In existing elevators, manually operated doors shall not be required
to comply with Section 407.3.3. |
|
407.3.3.1 Height. The
device shall be activated by sensing an obstruction passing through the
opening at 5 inches (125 mm) nominal and 29 inches (735 mm) nominal above the
finish floor. |
ANSI
407.3.3.1 Height. The reopening device shall be activated by
sensing an obstruction passing through the opening at 5 inches (125 mm)
nominal and 29 inches (735 mm) nominal above the floor. |
|
407.3.3.2 Contact. The
device shall not require physical contact to be activated, although contact
is permitted to occur before the door reverses. |
ANSI
407.3.3.2 Contact. The reopening device shall not require physical
contact to be activated, although contact shall be permitted before the door
reverses. |
|
407.3.3.3 Duration. Door
reopening devices shall remain effective for 20 seconds minimum. |
ANSI
407.3.3.3 Duration. The reopening device shall remain
effective for 20 seconds minimum. |
|
407.3.4 Door and Signal Timing. The
minimum acceptable time from notification that a car is answering a call or
notification of the car assigned at the means for the entry of destination
information until the doors of that car start to close shall be calculated
from the following equation: T =
D/(1.5 ft/s) or T = D/(455 mm/s) = 5 seconds minimum where T equals the total time in seconds and D
equals the distance (in feet or millimeters) from the point in the lobby or
corridor 60 inches (1525 mm) directly in front of the farthest call button
controlling that car to the centerline of its hoistway door. EXCEPTIONS: 1. For cars with in-car lanterns, T shall be
permitted to begin when the signal is visible from the point 60 inches (1525
mm) directly in front of the farthest hall call button and the audible signal
is sounded. 2. Destination-oriented elevators shall not be
required to comply with 407.3.4. |
4.10.7 Door and Signal Timing
for Hall Calls. The minimum acceptable time from notification that a car
is answering a call until the doors of that car start to close shall be
calculated from the following equation: T = D/(1.5 ft/s) or T =
D/(445 mm/s) where T total time in seconds and D distance (in feet or millimeters)
from a point in the lobby or corridor 60 in (1525 mm) directly in front of
the farthest call button controlling that car to the centerline of its
hoistway door (see Fig. 21). For cars with in-car lanterns, T begins when the
lantern is visible from the vicinity of hall call buttons and an audible
signal is sounded. The minimum acceptable notification time shall be 5
seconds. NOTE: Figure 21 is a graph of the formula.
The y axis is T, time in seconds and the x axis is D, distance in feet. The
"Acceptable" range is above a line on the graph indicated as
follows: If D = 5 to 8 feet, then T = 5 seconds. If D = 8 to 18 feet, T
increases at approximately 1:1 with the end of the line at D = 18 feet and T
= 12 seconds. The maximum value shown for T is 13 seconds and for D is 18
feet. Values below the line on the graph are indicated as
"Unacceptable." |
ANSI
407.3.4 Door and Signal Timing. The minimum acceptable time
from notification that a car is answering a call until the doors of that car
start to close shall be calculated from the following equation: T =
D/(1.5 ft/s) or T = D/(455 mm/s) = 5 seconds minimum, where T equals the total time in seconds and D
equals the distance (in feet or millimeters) from the point in the lobby or
corridor 60 inches (1525 mm) directly in front of the farthest call button
controlling that car to the centerline of its hoistway door. EXCEPTIONS: 1. For cars with in–car lanterns, T shall be
permitted to begin when the signal is visible from the point 60 inches (1525
mm) directly in front of the farthest hall call button and the audible signal
is sounded. 2. Destination–oriented elevators shall not be
required to comply with Section 407.3.4. |
407.3.5 Door Delay.
Elevator doors shall remain fully open in response to a car call for 3
seconds minimum. |
4.10.8 Door Delay for Car Calls.
The minimum time for elevator doors to remain fully open in response to a car
call shall be 3 seconds. |
ANSI
407.3.5 Door Delay. Elevator doors shall remain fully open in
response to a car call for 3 seconds minimum. |
407.3.6 Width. The width of elevator
doors shall comply with Table 407.4.1. EXCEPTION: In existing elevators, a
power-operated car door complying with 404.2.3 shall be permitted. |
See 4.10.9 |
ANSI
407.3.6 Width. Elevator door clear opening width shall comply
with Table 407.4.1. EXCEPTION: In
existing elevators, a power–operated car door complying with Section 404.2.2
shall be permitted. |
407.4 Elevator Car Requirements.
Elevator cars shall comply with 407.4. |
4.10.9 Floor Plan of
Elevator Cars. The floor area of elevator cars shall provide
space for wheelchair users to enter the car, maneuver within reach of
controls, and exit from the car. Acceptable door opening and inside dimensions
shall be as shown in Fig. 22. The clearance between the car platform sill and
the edge of any hoistway landing shall be no greater than 1-1/4 in (32 mm). Note: Figure
22 Minimum Dimensions of Elevator Cars. Diagram (a) illustrates an elevator with a door providing a 36 inch
(915 mm) minimum clear width, in the middle of the elevator. The width of the
elevator car is a minimum of 80 inches (2030 mm). The depth of the elevator
car measured from the back wall to the elevator door is a minimum of 54 inches
(1370 mm). The depth of the elevator car measured from the back wall to the
control panel is a minimum of 51 inches (1291 mm). Diagram (b) illustrates an
elevator with door providing a minimum 36 inch (915 mm) clear width, located
to one side of the elevator. The width of the elevator car is a minimum of 68
inches (1730 mm). The depth of the elevator car measured from the back wall
to the elevator door is a minimum of 54 inches (1370 mm). The depth of the
elevator car measured from the back wall to the control panel is a minimum of
51 inches (1291). See also 10.3.1(17) EXCEPTION |
ANSI
407.4 Elevator Car Requirements. Elevator cars shall comply
with Section 407.4. |
407.4.1 Car Dimensions.
Inside dimensions of elevator cars and clear width of elevator doors shall
comply with Table 407.4.1. |
ANSI
407.4.1 Car Dimensions. Inside dimensions of elevator cars shall
comply with Table 407.4.1. |
|
EXCEPTION: Existing elevator car
configurations that provide a clear floor area of 16 square feet (1.5 m2)
minimum and also provide an inside clear depth 54 inches (1370 mm) minimum
and a clear width 36 inches (915 mm) minimum shall be permitted. |
4.1.6 Accessible Buildings:
Alterations. (3)
Special Technical Provisions for Alterations to Existing Buildings and
Facilities: (c)
Elevators: (ii) Where existing shaft configuration or technical infeasibility
prohibits strict compliance with 4.10.9, the minimum car plan dimensions may
be reduced by the minimum amount necessary, but in no case shall the inside
car area be smaller than 48 in (1220 mm) by 48 in (1220 mm). (iii) Equivalent facilitation may be provided with an elevator car of
different dimensions when usability can be demonstrated and when all other
elements required to be accessible comply with the applicable provisions of
4.10. For example, an elevator of 47 in by 69 in (1195 mm by 1755 mm) with a
door opening on the narrow dimension, could accommodate the standard
wheelchair clearances shown in Figure 4. |
EXCEPTION: Existing elevator car
configurations that provide a clear floor area of 16 square feet (1.5 m2)
minimum, and provide a clear inside dimension of 36 inches (915 mm) minimum
in width and 54 inches (1370 mm) minimum in depth, shall be permitted. |
New ADAAG 407.4.1 Elevator Car
Dimensions |
|||||
|
Minimum Dimensions |
||||
Door Location |
Door Clear Width |
Inside Car, Side to Side |
Inside Car, Back Wall to Front Return |
Inside Car, Back Wall to Inside Face of Door |
|
---|---|---|---|---|---|
Centered |
42 inches (1065 mm) |
80 inches (2030 mm) |
51 inches (1295 mm) |
54 inches (1370 mm) |
|
Side (off-centered) |
36 inches (915 mm)1 |
68 inches (1725 mm) |
51 inches (1295 mm) |
54 inches (1370 mm) |
|
Any |
36 inches (915 mm)1 |
54 inches (1370 mm) |
80 inches (2030 mm) |
80 inches (2030 mm) |
|
Any |
36 inches (915 mm)1 |
60 inches (1525 mm)2 |
60 inches (1525 mm)2 |
60 inches (1525 mm)2 |
|
1. A tolerance
of minus 5/8 inch (16 mm) is permitted. 2.
Other car configurations that provide a turning space complying with 304 with
the door closed shall be permitted. |
|||||
ANSI
Table 407.4.1—Minimum Dimensions of Elevator Cars1 |
||||
Door Location |
Door Clear Opening Width |
Inside Car, Side to Side |
Inside Car, Back Wall to Front Return |
Inside Car, Back Wall to Inside Face of Door |
Centered |
42 inches (1065 mm) |
80 inches (2030 mm) |
51 inches (1295 mm) |
54 inches (1370 mm) |
Side (Off Center) |
36 inches (915 mm)1 |
68 inches (1725 mm) |
51 inches (1295 mm) |
54 inches (1370 mm) |
Any |
36 inches (915 mm)1 |
54 inches (1370 mm) |
80 inches (2030 mm) |
80 inches (2030 mm) |
Any |
36 inches (915 mm)1 |
60 inches (1525 mm)2 |
60 inches (1525 mm)2 |
60 inches (1525 mm)2 |
1A tolerance of minus 5/8 inch
(16 mm) is permitted. 2Other car configurations that
provide a 36–inch (915 mm) door clear opening width and a turning space
complying with Section 304 with the door closed are permitted. |
New ADAAG |
DOJ Standards for Accessible Design |
---|
407.4.3 Platform to Hoistway Clearance. The
clearance between the car platform sill and the edge of any hoistway landing
shall be 1 1/4 inch (32 mm) maximum. |
See 4.10.9. |
ANSI
407.4.3 Platform to Hoistway Clearance. The clearance between
the car platform sill and the edge of any hoistway landing shall be in
compliance with ASME/ANSI A17.1 listed in Section 105.2.5. |
|
407.4.4 Leveling. Each
car shall be equipped with a self-leveling feature that will automatically
bring and maintain the car at floor landings within a tolerance of 1/2 inch
(13 mm) under rated loading to zero loading conditions. |
See 4.10.2. |
ANSI
407.4.4 Leveling. Each car shall be equipped with a self–leveling
feature that will automatically bring and maintain the car at floor landings
within a tolerance of 1/2 inch (13 mm) under rated loading to zero loading
conditions. |
|
407.4.5 Illumination. The
level of illumination at the car controls, platform, car threshold and car
landing sill shall be 5 foot candles (54 lux) minimum. |
4.10.11 Illumination
Levels. The level of illumination at the car controls, platform, and car
threshold and landing sill shall be at least 5 footcandles (53.8 lux). |
ANSI
407.4.5 Illumination. The level of illumination at the car
controls, platform, car threshold and car landing sill shall be 5
foot–candles (54 lux) minimum. |
|
407.4.6 Elevator Car Controls.
Where provided, elevator car controls shall comply with 407.4.6 and 309.4. EXCEPTION: In existing elevators, where
a new car operating panel complying with 407.4.6 is provided, existing car
operating panels shall not be required to comply with 407.4.6. |
4.10.12 Car Controls.
Elevator control panels shall have the following features: |
ANSI
407.4.6 Elevator Car Controls. Where provided, elevator car
controls shall comply with Sections 407.4.6 and 309. EXCEPTION: In
existing elevators, where a new car operating panel complying with Section
407.4.6 is provided, existing car operating panels shall not be required to
comply with Section 407.4.6. |
|
407.4.6.1 Location.
Controls shall be located within one of the reach ranges specified in 308. EXCEPTIONS: 1. Where the elevator panel serves more than 16
openings and a parallel approach is provided, buttons with floor designations
shall be permitted to be 54 inches (1370 mm) maximum above the finish floor. 2. In existing elevators, car control buttons
with floor designations shall be permitted to be located 54 inches (1370 mm)
maximum above the finish floor where a parallel approach is provided. |
(3)
Height. All floor buttons shall be no higher than 54 in (1370 mm) above the
finish floor for side approach and 48 in (1220 mm) for front approach.
Emergency controls, including the emergency alarm and emergency stop, shall
be grouped at the bottom of the panel and shall have their centerlines no
less than 35 in (890 mm) above the finish floor (see Fig. 23(a) and (b)). Note: Figure 23(a) diagram illustrates the
symbols used for the following control buttons: main entry floor, door closed, door open,
emergency alarm, and emergency stop. The diagram further states that the
octagon symbol for the emergency stop shall be raised but the X (inside the
octagon) is not. Figure 23(b) indicates the
maximum height for control buttons and mechanisms is 54 inches (1370 mm).
Minimum height is 35 inches (890 mm). |
ANSI
407.4.6.1 Location. Controls shall be located within one of the
reach ranges specified in Section 308. EXCEPTIONS: 1. Where the elevator panel serves more than 16
openings and a parallel approach to the controls is provided, buttons with
floor designations shall be permitted to be 54 inches (1370 mm) maximum above
the floor. 2. In existing elevators, where a parallel
approach is provided to the controls, car control buttons with floor
designations shall be permitted to be located 54 inches (1370 mm) maximum
above the floor. Where the panel is changed, it shall comply with Section
407.4.6.1. |
|
(4)
Location. Controls shall be located on a front wall if cars have center
opening doors, and at the side wall or at the front wall next to the door if
cars have side opening doors (see Fig. 23(c) and (d)). NOTE: In
Figure 23(c), control panel locations are shown on either side
of the center opening door. In Figure 23(d), control panel
locations are shown to the right of the side opening door and to the left on
the adjacent wall. |
|||
407.4.6.2 Buttons. Car
control buttons with floor designations shall comply with 407.4.6.2 and shall
be raised or flush. EXCEPTION: In existing elevators,
buttons shall be permitted to be recessed. |
(1)
Buttons. All control buttons shall be at least 3/4 in (19 mm) in their
smallest dimension. They shall be raised or flush. |
ANSI
407.4.6.2 Buttons. Car control buttons with floor designations
shall be raised or flush, and shall comply with Section 407.4.6.2. EXCEPTION: In
existing elevators, buttons shall be permitted to be recessed. |
|
407.4.6.2.1 Size.
Buttons shall be 3/4 inch (19 mm) minimum in their smallest dimension. |
ANSI
407.4.6.2.1 Size. Buttons shall be 3/4 inch (19 mm) minimum in
their smallest dimension. |
||
407.4.6.2.2 Arrangement.
Buttons shall be arranged with numbers in ascending order. When two or more
columns of buttons are provided they shall read from left to right. |
|
ANSI
407.4.6.2.2 Arrangement. Buttons shall be arranged with numbers in
ascending order. Floors shall be designated . . . –4, –3, –2, –1, 0, 1, 2, 3,
4, et cetera, with floors below the main entry floor designated with minus
numbers. Numbers shall be permitted to be omitted, provided the remaining
numbers are in sequence. Where a telephone keypad arrangement is used, the
number key (“#”) shall be utilized to enter the minus symbol (“–”). When two or more columns of
buttons are provided they shall read from left to right. |
|
407.4.6.3 Keypads. Car
control keypads shall be in a standard telephone keypad arrangement and shall
comply with 407.4.7.2. |
|
ANSI
407.4.6.3 Keypads. Car control keypads shall be in a standard
telephone keypad arrangement and shall comply with Section 407.4.7.2. |
|
407.4.6.4 Emergency Controls.
Emergency controls shall comply with 407.4.6.4. |
See 4.10.12 (3). |
ANSI
407.4.6.4 Emergency Controls. Emergency controls shall
comply with Section 407.4.6.4. |
|
407.4.6.4.1 Height.
Emergency control buttons shall have their centerlines 35 inches (890 mm)
minimum above the finish floor. |
ANSI
407.4.6.4.1 Height. Emergency control buttons shall have their
centerlines 35 inches (890 mm) minimum above the floor. |
||
407.4.6.4.2 Location.
Emergency controls, including the emergency alarm, shall be grouped at the
bottom of the panel. |
ANSI
407.4.6.4.2 Location. Emergency controls, including the emergency
alarm, shall be grouped at the bottom of the panel. |
||
407.4.7 Designations and Indicators of Car
Controls. Designations and indicators of car controls shall
comply with 407.4.7. EXCEPTION: In existing elevators, where
a new car operating panel complying with 407.4.7 is provided, existing car
operating panels shall not be required to comply with 407.4.7. |
|
ANSI
407.4.7 Designations and Indicators of Car Controls. Designations
and indicators of car controls shall comply with Section 407.4.7. EXCEPTIONS: 1. In existing elevators, where a new car
operating panel complying with Section 407.4.7 is provided, existing car
operating panels shall not be required to comply with Section 407.4.7. 2. Where existing building floor designations
differ from the arrangement required by Section 407.4.6.2.2, or are
alphanumeric, a new operating panel shall be permitted to use such existing
building floor designations. |
|
407.4.7.1 Buttons. Car
control buttons shall comply with 407.4.7.1. |
4.10.2 (2) Tactile, Braille, and Visual
Control Indicators. All control buttons shall be designated by Braille and by
raised standard alphabet characters for letters, arabic characters for
numerals, or standard symbols as shown in Fig. 23(a), and as required in ASME
A17.1-1990. Raised and Braille characters and symbols shall comply with 4.30.
The call button for the main entry floor shall be designated by a raised star
at the left of the floor designation (see Fig. 23(a)). All raised
designations for control buttons shall be placed immediately to the left of
the button to which they apply. Applied plates, permanently attached, are an
acceptable means to provide raised control designations. Floor buttons shall
be provided with visual indicators to show when each call is registered. The
visual indicators shall be extinguished when each call is answered. |
ANSI
407.4.7.1 Buttons. Car control buttons shall comply with Section
407.4.7.1. |
|
407.4.7.1.1 Type.
Control buttons shall be identified by tactile characters complying with
703.2. |
407.4.7.1.1
Type. Control buttons shall be identified by tactile characters complying
with Section 703.3. |
||
407.4.7.1.2 Location.
Raised character and braille designations shall be placed immediately to the
left of the control button to which the designations apply. EXCEPTION: Where space on an existing
car operating panel precludes tactile markings to the left of the controls,
markings shall be placed as near to the control as possible. |
ANSI
407.4.7.1.2 Location. Tactile character and braille
designations shall be placed immediately to the left of the control button to
which the designations apply. Where a negative number is used to indicate a
negative floor, the braille designation shall be a cell with the dots 3 and 6
followed by the ordinal number. EXCEPTION: Where space on an existing
car operating panel precludes tactile markings to the left of the control
button, markings shall be placed as near to the control button as possible. |
||
407.4.7.1.3 Symbols. The
control button for the emergency stop, alarm, door open, door close, main
entry floor, and phone, shall be identified with tactile symbols as shown in
Table 407.4.7.1.3. Note: New ADAAG Table 407.4.7.1.3 Elevator
Control Button Identification indicates the following
buttons shall be represented by the indicated symbols and shall include
corresponding contracted braille messages:
Emergency
stop- octagon with ‘X’ in middle
Alarm- bell shape Door open- two chevrons
pointing outward Door close- two chevrons
pointing inward Main entry floor- star shape Phone- phone hand receiver
shape |
Note: Figure 23(a) illustrates the symbols used for the
following control buttons: main entry floor, door closed, door open,
emergency alarm, and emergency stop. The diagram further states that the
octagon symbol for the emergency stop shall be raised but the X (inside the
octagon) is not. |
ANSI
407.4.7.1.3 Symbols. The control button for the emergency
stop, alarm, door open, door close, main entry floor, and phone, shall be
identified with tactile symbols as shown in Table 407.4.7.1.3. Note: ANSI Table 407.4.7.1.3 Elevator Control
Button Identification indicates the following
buttons shall be represented by the indicated symbols and shall include corresponding
contracted braille messages:
Emergency
stop- octagon with ‘X’ in middle
Alarm- bell shape Door open- two chevrons
pointing outward Door close- two chevrons
pointing inward Main entry floor- star shape Phone- phone hand receiver
shape |
|
407.4.7.1.4 Visible Indicators.
Buttons with floor designations shall be provided with visible indicators to
show that a call has been registered. The visible indication shall extinguish
when the car arrives at the designated floor. |
|
ANSI
407.4.7.1.4 Visible Indicators. Buttons with floor
designations shall be provided with visible indicators to show that a call
has been registered. The visible indication shall extinguish when the car
arrives at the designated floor. |
|
407.4.7.2 Keypads.
Keypads shall be identified by characters complying with 703.5 and shall be
centered on the corresponding keypad button. The number five key shall have a
single raised dot. The dot shall be 0.118 inch (3 mm) to 0.120 inch (3.05 mm)
base diameter and in other aspects comply with Table 703.3.1. |
ANSI
407.4.7.2 Keypads. Keypads shall be identified by visual characters
complying with Section 703.2 and shall be centered on the corresponding
keypad button. The number five key shall have a single raised dot. The dot
shall have a base diameter of 0.118 inch (3 mm) minimum to 0.120 inch (3.05
mm) maximum, and a height of 0.025 inch (0.6 mm) minimum to 0.037 inch (0.9
mm) maximum. |
||
|
|
ANSI
407.4.8 Elevator Car Call Sequential Step Scanning. Elevator
car call sequential step scanning shall be provided where car control buttons are provided more than 48
inches (1220 mm) above the floor, as permitted by Section 407.4.6.1,
Exception #1. Floor selection shall be accomplished by applying momentary or
constant pressure to the up or down scan button. The up scan button shall
sequentially select floors above the current floor. The down scan button
shall sequentially select floors below the current floor. When pressure is
removed from the up or down scan button for more than 2 seconds, the last
floor selected shall be registered as a car call. The up and down scan button
shall be located adjacent to or immediately above the emergency control
buttons. |
|
407.4.8 Car Position Indicators.
Audible and visible car position indicators shall be provided in elevator
cars. |
4.10.13 Car Position
Indicators. In elevator cars, a visual car position indicator shall be
provided above the car control panel or over the door to show the position of
the elevator in the hoistway. As the car passes or stops at a floor served by
the elevators, the corresponding numerals shall illuminate, and an audible
signal shall sound. Numerals shall be a minimum of 1/2 in (13 mm) high. The
audible signal shall be no less than 20 decibels with a frequency no higher
than 1500 Hz. An automatic verbal announcement of the floor number at which a
car stops or which a car passes may be substituted for the audible
signal. |
ANSI
407.4.9 Car Position Indicators. Audible and visible car
position indicators shall be provided in elevator cars. |
|
407.4.8.1 Visible Indicators.
Visible indicators shall comply with 407.4.8.1. |
ANSI
407.4.9.1 Visible Indicators. Visible indicators shall
comply with Section 407.4.9.1. |
||
407.4.8.1.1 Size. Characters
shall be 1/2 inch (13 mm) high minimum. |
ANSI
407.4.9.1.1 Size. Characters shall be 1/2 inch (13 mm) minimum in
height. |
||
407.4.8.1.2 Location.
Indicators shall be located above the car control panel or above the door. |
ANSI
407.4.9.1.2 Location. Indicators shall be located above the
car control panel or above the door. |
||
407.4.8.1.3 Floor Arrival. As
the car passes a floor and when a car stops at a floor served by the
elevator, the corresponding character shall illuminate. EXCEPTION: Destination-oriented
elevators shall not be required to comply with 407.4.8.1.3 provided that the
visible indicators extinguish when the call has been answered. |
ANSI
407.4.9.1.3 Floor Arrival. As the car passes a floor
and when a car stops at a floor served by the elevator, the corresponding
character shall illuminate. EXCEPTION:
Destination–oriented elevators shall not be required to comply with Section
407.4.9.1.3, provided the visible indicators extinguish when the call has
been answered. |
||
407.4.8.1.4 Destination Indicator. In
destination-oriented elevators, a display shall be provided in the car with
visible indicators to show car destinations. |
ANSI
407.4.9.1.4 Destination Indicator. In destination–oriented
elevators, a display shall be provided in the car with visible indicators to
show car destinations. |
||
407.4.8.2 Audible Indicators.
Audible indicators shall comply with 407.4.8.2. |
ANSI
407.4.9.2 Audible Indicators. Audible indicators shall
comply with Section 407.4.9.2. |
||
407.4.8.2.1 Signal Type. The
signal shall be an automatic verbal annunciator which announces the floor at
which the car is about to stop. EXCEPTION: For elevators other than
destination-oriented elevators that have a rated speed of 200 feet per minute
(1 m/s) or less, a non-verbal audible signal with a frequency of 1500 Hz
maximum which sounds as the car passes or is about to stop at a floor served
by the elevator shall be permitted. |
ANSI
407.4.9.2.1 Signal Type. The signal shall be an automatic verbal
annunciator that announces the floor at which the car is about to stop. The
verbal announcement indicating the floor shall be completed prior to the
initiation of the door opening. EXCEPTION: For
elevators other than destination–oriented elevators that have a rated speed
of 200 feet per minute (1 m/s) or less, a non–verbal audible signal with a
frequency of 1500 Hz maximum that sounds as the car passes or is about to
stop at a floor served by the elevator shall be permitted. |
||
407.4.8.2.2 Signal Level. The
verbal annunciator shall be 10 dB minimum above ambient, but shall not exceed
80 dB, measured at the annunciator. |
ANSI
407.4.9.2.2 Signal Level. The verbal annunciator shall be 10 dBA
minimum above ambient, but shall not exceed 80 dBA, measured at the
annunciator. |
||
407.4.8.2.3 Frequency. The
verbal annunciator shall have a frequency of 300 Hz minimum to 3000 Hz
maximum. |
ANSI
407.4.9.2.3 Frequency. The verbal annunciator shall have a
frequency of 300 Hz minimum to 3,000 Hz maximum. |
||
407.4.9 Emergency Communication.
Emergency two-way communication systems shall comply with 308. Tactile
symbols and characters shall be provided adjacent to the device and shall
comply with 703.2. |
4.10.14 Emergency
Communications. If provided, emergency two-way communication systems
between the elevator and a point outside the hoistway shall comply with ASME
A17.1-1990. The highest operable part of a two-way communication system shall
be a maximum of 48 in (1220 mm) from the floor of the car. It shall be
identified by a raised symbol and lettering complying with 4.30 and located
adjacent to the device. If the system uses a handset then the length of the
cord from the panel to the handset shall be at least 29 in (735 mm). If the
system is located in a closed compartment the compartment door hardware shall
conform to 4.27, Controls and Operating Mechanisms. The emergency
intercommunication system shall not require voice communication |
ANSI
407.4.10 Emergency Communications. Emergency two–way
communication systems between the elevator car and a point outside the
hoistway shall comply with Section 407.4.10 and ASME/ANSI A17.1 listed in
Section 105.2.5. |
|
ANSI
407.4.10.1 Height. The highest operable part of a two–way
communication system shall comply with Section 308. |
|||
ANSI
407.4.10.2 Identification. Tactile characters complying
with Section 703.3 and symbols complying with Section 407.4.7.1.3 shall be
provided adjacent to the device. |
|||
408 Limited-Use/Limited-Application Elevators |
|
ANSI
408 Limited–Use/Limited–Application Elevators |
|
408.1 General.
Limited-use/limited-application elevators shall comply with 408 and with ASME
A17.1 (incorporated by reference, see "Referenced Standards" in
Chapter 1). They shall be passenger elevators as classified by ASME A17.1.
Elevator operation shall be automatic. |
|
ANSI
408.1 General. Limited–use/limited–application elevators shall
comply with Section 408 and ASME A17.1 listed in Section 105.2.5. Elevator
operation shall be automatic. |
|
408.2 Elevator Landings. Landings
serving limited-use/limited-application elevators shall comply with 408.2. |
|
ANSI
408.2 Elevator Landing Requirements. Landings serving
limited–use/limited application elevators shall comply with Section 408.2. |
|
408.2.1 Call Buttons.
Elevator call buttons and keypads shall comply with 407.2.1. |
|
ANSI
408.2.1 Call Controls. Elevator call buttons and keypads shall
comply with Section 407.2.1. |
|
408.2.2 Hall Signals. Hall
signals shall comply with 407.2.2. |
|
ANSI
408.2.2 Hall Signals. Hall signals shall comply with Section
407.2.2. |
|
408.2.3 Hoistway Signs.
Signs at elevator hoistways shall comply with 407.2.3.1. |
|
ANSI
408.2.3 Hoistway Signs. Signs at elevator hoistways shall comply
with Section 407.2.3. |
|
408.3 Elevator Doors.
Elevator hoistway doors shall comply with 408.3. |
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ANSI
408.3 Elevator Door Requirements. Elevator hoistway doors
shall comply with Section 408.3. |
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408.3.1 Sliding Doors.
Sliding hoistway and car doors shall comply with 407.3.1 through 407.3.3 and
408.4.1. |
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ANSI
408.3.1 Sliding Doors. Sliding hoistway and car doors shall
comply with Sections 407.3.1 through 407.3.3, and 408.3.3. |
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408.3.2 Swinging Doors.
Swinging hoistway doors shall open and close automatically and shall comply
with 404, 407.3.2 and 408.3.2. |
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ANSI
408.3.2 Swinging Doors. Swinging hoistway doors shall open and
close automatically and shall comply with Sections 408.3.2, 404, and 407.3.2. |
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408.3.2.1 Power Operation.
Swinging doors shall be power-operated and shall comply with ANSI/BHMA
A156.19 (1997 or 2002 edition) (incorporated by reference, see
"Referenced Standards" in Chapter 1). |
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ANSI
408.3.2.1 Power Operation. Swinging doors shall be
power–operated and shall comply with ANSI/BHMA A156.19 listed in Section
105.2.3. |
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408.3.2.2 Duration.
Power-operated swinging doors shall remain open for 20 seconds minimum when
activated. |
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ANSI
408.3.2.2 Duration. Power–operated swinging doors shall remain open
for 20 seconds minimum when activated. |
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408.4 Elevator Cars.
Elevator cars shall comply with 408.4. |
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ANSI
408.4 Elevator Car Requirements. Elevator cars shall comply
with Section 408.4. |
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408.4.1 Car Dimensions and Doors. Elevator
cars shall provide a clear width 42 inches (1065 mm) minimum and a clear
depth 54 inches (1370 mm) minimum. Car doors shall be positioned at the
narrow ends of cars and shall provide 32 inches (815 mm) minimum clear width. EXCEPTIONS: 1. Cars that provide a clear width 51 inches
(1295 mm) minimum shall be permitted to provide a clear depth 51 inches (1295
mm) minimum provided that car doors provide a clear opening 36 inches (915
mm) wide minimum. 2. Existing elevator cars shall be permitted to
provide a clear width 36 inches (915 mm) minimum, clear depth 54 inches (1370
mm) minimum, and a net clear platform area 15 square feet (1.4 m2)
minimum. |
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ANSI
408.4.1 Inside Dimensions of Elevator Cars. Elevator cars shall
provide a clear floor area of 42 inches (1065 mm) minimum in width, and 54
inches (1370 mm) minimum in depth. EXCEPTIONS:
1. Cars that provide a 51 inches (1295 mm)
minimum clear floor width shall be permitted to provide 51 inches (1295 mm)
minimum clear floor depth. 2. For installations in existing buildings,
elevator cars that provide a clear floor area of 15 square feet (1.4 m2)
minimum, and provide a clear inside dimension of 36 inches (915 mm) minimum
in width and 54 inches (1370 mm) minimum in depth, shall be permitted. |
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ANSI
408.3.3 Door Location and Width. Car doors shall provide a
clear opening width of 32 inches (815 mm) minimum. Car doors shall be
positioned at a narrow end of the car. EXCEPTION: Car
doors that provide a clear opening width of 36 inches (915 mm) minimum shall
be permitted to be located on adjacent sides of cars that provide a clear
floor area of 51 inches (1295 mm) in width and 51 inches (1295 mm) in depth. |
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408.4.2 Floor Surfaces.
Floor surfaces in elevator cars shall comply with 302 and 303. |
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ANSI
408.4.2 Floor Surfaces. Floor surfaces in elevator cars shall
comply with Section 302. |
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408.4.3 Platform to Hoistway Clearance. The
platform to hoistway clearance shall comply with 407.4.3. |
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ANSI
408.4.3 Platform to Hoistway Clearance. The clearance between
the car platform sill and the edge of any hoistway landing shall be in
compliance with ASME/ANSI A17.1 listed in Section 105.2.5. |
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408.4.4 Leveling.
Elevator car leveling shall comply with 407.4.4. |
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ANSI
408.4.4 Leveling. Elevator car leveling shall comply with Section
407.4.4. |
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408.4.5 Illumination. Elevator
car illumination shall comply with 407.4.5. |
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ANSI
408.4.5 Illumination. Elevator car illumination shall comply
with Section 407.4.5. |
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408.4.6 Car Controls.
Elevator car controls shall comply with 407.4.6. Control panels shall be
centered on a side wall. |
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ANSI
408.4.6 Elevator Car Controls. Elevator car controls shall comply
with Section 407.4.6. Control panels shall be centered on a side wall. |
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408.4.7 Designations and Indicators of Car
Controls. Designations and indicators of car controls
shall comply with 407.4.7. |
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ANSI
408.4.7 Designations and Indicators of Car Controls.
Designations and indicators of car controls shall comply with Section
407.4.7. |
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408.4.8 Emergency Communications. Car
emergency signaling devices complying with 407.4.9 shall be provided. |
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ANSI
408.4.8 Emergency Communications. Car emergency signaling
devices complying with Section 407.4.10 shall be provided. |
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409
Private Residence Elevators |
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ANSI
409 Private Residence Elevators |
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409.1
General. Private residence elevators that are provided
within a residential dwelling unit required to provide mobility features
complying with 809.2 through 809.4 shall comply with 409 and with ASME A17.1
(incorporated by reference, see "Referenced Standards" in Chapter
1). They shall be passenger elevators as classified by ASME A17.1. Elevator
operation shall be automatic. |
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ANSI
409.1 General. Private residence elevators shall comply with
Section 409 and ASME/ANSI A17.1 listed in Section 105.2.5. Elevator operation
shall be automatic. EXCEPTION:
Elevators complying with Section 407 or 408. |
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409.2
Call Buttons. Call buttons shall be 3/4 inch (19 mm) minimum
in the smallest dimension and shall comply with 309. |
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ANSI
409.2 Call Buttons. Call buttons at elevator landings shall comply
with Section 309. Call buttons shall be 3/4 inch (19 mm) minimum in their
smallest dimension. |
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409.3
Elevator Doors. Hoistway doors, car doors, and car gates shall
comply with 409.3 and 404. EXCEPTION:
Doors shall not be required to comply with the maneuvering clearance
requirements in 404.2.4.1 for approaches to the push side of swinging doors. |
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ANSI
409.3 Doors and Gates. Elevator car and hoistway doors and
gates shall comply with Sections 409.3 and 404. EXCEPTION: The
maneuvering clearances required by Section 404.2.3 shall not apply for
approaches to the push side of swinging doors. |
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409.3.1
Power Operation. Elevator car and hoistway doors and gates shall
be power operated and shall comply with ANSI/BHMA A156.19 (1997 or 2002 edition)
(incorporated by reference, see "Referenced Standards" in Chapter
1). Power operated doors and gates shall remain open for 20 seconds minimum
when activated. EXCEPTION: In
elevator cars with more than one opening, hoistway doors and gates shall be
permitted to be of the manual-open, self-close type. |
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ANSI
409.3.1 Power Operation. Elevator car doors and gates shall be
power operated and shall comply with ANSI/BHMA A156.19 listed in Section
105.2.3. Elevator cars with a single opening shall have low energy power
operated hoistway doors and gates. EXCEPTION: For
elevators with a car that has more than one opening, the hoistway doors and
gates shall be permitted to be of the manual–open, self–close type. |
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ANSI
409.3.2 Duration. Power operated doors and gates shall remain open
for 20 seconds minimum when activated. |
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409.3.2
Location. Elevator car doors or gates shall be positioned
at the narrow end of the clear floor spaces required by 409.4.1. |
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ANSI
409.3.3 Door or Gate Location. Car gates or doors shall be
positioned at a narrow end of the clear floor area required by Section
409.4.1. |
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409.4
Elevator Cars. Private residence elevator cars shall comply
with 409.4. |
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ANSI
409.4 Elevator Car Requirements. Elevator cars shall comply
with Section 409.4. |
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409.4.1
Inside Dimensions of Elevator Cars. Elevator cars shall provide
a clear floor space of 36 inches (915 mm) minimum by 48 inches (1220 mm)
minimum and shall comply with 305. |
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ANSI
409.4.1 Inside Dimensions of Elevator Cars. Elevator cars shall
provide a clear floor area 36 inches (915 mm) minimum in width and 48 inches
(1220 mm) minimum in depth. |
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409.4.2
Floor Surfaces. Floor surfaces in elevator cars shall comply with
302 and 303. |
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ANSI
409.4.2 Floor Surfaces. Floor surfaces in elevator cars shall
comply with Section 302. |
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409.4.3
Platform to Hoistway Clearance. The clearance between the
car platform and the edge of any landing sill shall be 1 1/2 inch (38 mm)
maximum. |
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ANSI
409.4.3 Platform to Hoistway Clearance. The clearance between
the car platform sill and the edge of any hoistway landing shall be 1 1/4
inches (32 mm) maximum. |
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409.4.4
Leveling. Each car shall automatically stop at a floor
landing within a tolerance of 1/2 inch (13 mm) under rated loading to zero
loading conditions. |
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ANSI
409.4.4 Leveling. Each car shall automatically stop at a floor
landing within a tolerance of 1/2 inch (13 mm) under rated loading to zero
loading conditions. |
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409.4.5
Illumination Levels. Elevator car illumination shall comply
with 407.4.5. |
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ANSI
409.4.5 Illumination. The level of illumination at the car
controls, platform, and car threshold and landing sill shall be 5 foot–candles
(54 lux) minimum. |
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409.4.6
Car Controls. Elevator car control buttons shall comply with
409.4.6, 309.3, 309.4, and shall be raised or flush. |
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ANSI
409.4.6 Elevator Car Controls. Elevator car controls shall
comply with Sections 409.4.6 and 309.4. |
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409.4.6.1
Size. Control buttons shall be 3/4 inch (19 mm) minimum in their smallest
dimension. |
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ANSI
409.4.6.1 Buttons. Control buttons shall be 3/4 inch (19 mm)
minimum in their smallest dimension. Control buttons shall be raised or
flush. |
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ANSI
409.4.6.2 Height. Buttons with floor designations shall comply
with Section 309.3. |
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409.4.6.2
Location. Control panels shall be on a side wall, 12
inches (305 mm) minimum from any adjacent wall. |
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ANSI
409.4.6.3 Location. Controls shall be on a sidewall, 12 inches (305
mm) minimum from any adjacent wall. |
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409.4.7
Emergency Communications. Emergency two-way communication systems
shall comply with 409.4.7. |
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ANSI
409.4.7 Emergency Communications. Emergency communications
systems shall comply with Section 409.4.7. |
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409.4.7.1
Type. A telephone and emergency signal device shall be
provided in the car. |
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ANSI
409.4.7.1 Type. A telephone and emergency signal device shall be
provided in the car. |
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409.4.7.2
Operable Parts. The telephone and emergency signaling device
shall comply with 309.3 and 309.4. |
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ANSI
409.4.7.2 Operable Parts. The telephone and emergency signaling
device shall comply with Section 309.3. |
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409.4.7.3
Compartment. If the telephone or device is in a closed
compartment, the compartment door hardware shall comply with 309. |
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ANSI
409.4.7.3 Compartment. If the device is in a closed compartment,
the compartment door hardware shall comply with Section 309. |
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409.4.7.4
Cord. The telephone cord shall be 29 inches (735 mm)
long minimum. |
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ANSI
409.4.7.4 Cord. The telephone cord shall be 29 inches (735 mm)
minimum in length. |
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410
Platform Lifts |
4.11 Platform Lifts
(Wheelchair Lifts). |
ANSI
410 Platform Lifts |
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410.1
General. Platform lifts shall comply with ASME A18.1
(1999 edition or 2003 edition) (incorporated by reference, see
"Referenced Standards" in Chapter 1). Platform lifts shall not be
attendant-operated and shall provide unassisted entry and exit from the lift.
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4.11.1
Location. Platform lifts (wheelchair lifts) permitted by
4.1 shall comply with the requirements of 4.11. |
ANSI
410.1 General. Platform lifts shall comply with Section 410 and
ASME/ANSI A18.1 listed in Section 105.2.6. Platform lifts shall not be
attendant operated and shall provide unassisted entry and exit from the lift.
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4.11.2 Other Requirements.
If platform lifts (wheelchair lifts) are used, they shall comply with 4.2.4,
4.5, 4.27, and ASME A17.1 Safety Code for Elevators and Escalators, Section
XX, 1990. 4.11.3 Entrance. If platform
lifts are used then they shall facilitate unassisted entry, operation, and
exit from the lift in compliance with 4.11.2. |
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410.2
Floor Surfaces. Floor surfaces in platform lifts shall comply
with 302 and 303. |
ANSI
410.3 Floor Surfaces. Floor surfaces of platform lifts shall
comply with Section 302. |
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410.3
Clear Floor Space. Clear floor space in platform lifts shall comply
with 305. |
ANSI
410.5 Clear Floor Space. Clear floor space of platform lifts
shall comply with Section 305. |
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ANSI
410.2 Lift Entry. Lifts with doors or gates shall comply with
Section 410.2.1. Lifts with ramps shall comply with Section 410.2.2. |
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ANSI
410.2.2 Ramps. End ramps shall be 32 inches (815 mm) minimum in
width. Side ramps shall be 42 inches (1065 mm) minimum in width. |
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410.4
Platform to Runway Clearance. The clearance between the
platform sill and the edge of any runway landing shall be 1 inch (32 mm)
maximum. |
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ANSI
410.4 Platform to Runway Clearance. The clearance between the
platform sill and the edge of any runway landing shall be 1 1/4 inch (32 mm)
maximum. |
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410.5
Operable Parts. Controls for platform lifts shall comply with
309. |
See 4.11.2 |
ANSI
410.6 Operable Parts. Controls for platform lifts shall comply
with Section 309. |
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410.6
Doors and Gates. Platform lifts shall have low-energy
power-operated doors or gates complying with 404.3. Doors shall remain open
for 20 seconds minimum. End doors and gates shall provide a clear width 32
inches (815 mm) minimum. Side doors and gates shall provide a clear width 42
inches (1065 mm) minimum. EXCEPTION:
Platform lifts serving two landings maximum and having doors or gates on
opposite sides shall be permitted to have self-closing manual doors or gates.
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ANSI
410.2.1 Doors and Gates. Doors and gates shall be low energy
power operated doors or gates complying with Section 404.3. Doors shall
remain open for 20 seconds minimum. End door clear opening width shall be 32
inches (815 mm) minimum. Side door clear opening width shall be 42 inches
(1065 mm) minimum. EXCEPTION:
Lifts serving two landings maximum and having doors or gates on opposite
sides shall be permitted to have self–closing manual doors or gates. |