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Standard Reference Standard Interpretations referencing 1926.550	[Find It! in DOL]

#	Title
1	2007 - 11/27/2007 - Whether under §1926.550, a crane may be left unattended with its spreader bar suspended; where in §1926.550 of Subpart N, other than in §1926.550(g), is the use of tag lines referenced; how are "cable lugs" used under §1926.351(b)(3).
2	2007 - 01/12/2007 - Whether §1926.550(g) applies to boom-attached personnel lifting platforms and, if not, whether OSHA requires proof testing of such platforms; what is the meaning of "at each new job site" in ASME B30.23; and what standards apply to derrick mounted buckets on small electric line trucks.
3	2006 - 01/25/2006 - OSHA requirements applicable to use of the Contex "Magic Arm" below-the-hook lifting device.
4	2004 - 08/10/2004 - Evaluation of a personal platform enclosure panel.
5	2004 - 02/23/2004 - Identification, inspection, and marking of cranes when manufacturer-supplied identifications are unavailable.
6	2004 - 02/19/2004 - Inspection, testing, and operation requirements for Woltman PVE 5021S pile driving equipment.
7	2003 - 10/31/2003 - Annual crane inspections must be conducted by a competent person; no requirement for the inspection to take place within the United States.
8	2003 - 01/16/2003 - Necessary precautions required to prevent entry into a swinging superstructure's radius.
9	2001 - 09/21/2001 - Requirements of using cranes to hoist personnel.
10	2001 - 08/16/2001 - OSHA's construction crane standard does not make a distinction between production and non-production cranes.
11	2001 - 05/23/2001 - Applicable construction standards to hydraulic cranes and derricks.
12	1997 - 03/27/1997 - Barrier device for attachment to mobile equipment.
13	1996 - 04/17/1996 - Standards applicable to a barge-mounted stiffleg derrick engaged in the repair and maintenance of a dam site.
14	1996 - 03/20/1996 - Operation of cranes near powerlines.
15	1995 - 09/05/1995 - The use of crane or derrick suspended personnel platforms (CDSPP) during stack and chimney erection.
16	1995 - 03/22/1995 - Maintaining a safe working perimeter outside a crane's swing radius.
17	1995 - 01/18/1995 - PPM crane repairs.
18	1994 - 04/19/1994 - Girder Lock Overhang Form System.
19	1993 - 11/01/1993 - The use of a crane near overhead power lines.
20	1992 - 06/09/1992 - In 1973 and 1988, rules were developed by ANSI to address hydraulic boom cranes.
21	1992 - 04/15/1992 - Inspections of derricks and cranes
22	1992 - 04/15/1992 - Use of cranes having replacement parts
23	1992 - 02/18/1992 - Cardiovascular Stress and the use of Crane or Derrick Suspended Personnel Platforms
24	1991 - 12/03/1991 - Operating a crane in close proximity to overhead power lines.
25	1991 - 11/22/1991 - Holding & Hoisting Brakes on Hydraulic Cranes
26	1991 - 11/05/1991 - Load Chart Posting and Visibility Requirements for Mobile Cranes
27	1991 - 10/04/1991 - Compliance determinations for locking hooks.
28	1990 - 07/20/1990 - Anti-two blocking devices on cranes.
29	1989 - 10/04/1989 - Cranes and personnel hoists.
30	1989 - 08/14/1989 - Controlled load lowering and prohibition of the use of cranes with live booms.
31	1989 - 07/25/1989 - Fall protection requirements for employees working over water.
32	1989 - 05/11/1989 - Barge based cranes and 1926.550(g).
33	1989 - 04/11/1989 - Positive acting anti-two-block device.
34	1989 - 03/06/1989 - The use of the "Billy Pugh" type basket.
35	1988 - 11/29/1988 - Booms in which lowering is controlled by a brake is prohibited without aid from other devices which slow the lowering speeds.
36	1988 - 10/05/1988 - Alarm devices not effective protection for hoisted personnel.
37	1988 - 01/27/1988 - Hooks on overhaul ball assemblies shall be of a type that can be closed and locked.
38	1987 - 10/28/1987 - Work Platforms suspended from Lattice or Hydraulic Crane Booms.
39	1986 - 10/21/1986 - Clarification of voltage classification for electric distribution and transmission lines.
40	1986 - 03/11/1986 - Batam crawler C-350 and C-35 machines used only as a tamper.
41	1985 - 01/11/1985 - Clarification of OSHA Instruction STD 11-11.2B as it pertains to the lifting of personnel with a jib crane.
42	1984 - 09/07/1984 - Point of instability of a crane.
43	1984 - 06/28/1984 - Hydraulic Truck Cranes.
44	1984 - 01/31/1984 - Prelift plans.
45	1983 - 12/02/1983 - Interpretation of the term "close hook".
46	1983 - 05/24/1983 - Use of crane-handled personnel cages.
47	1981 - 10/20/1981 - A crane may pick and carry or walk loads in accordance with the crane manufacturer's specifications.
48	1981 - 08/18/1981 - Construction crane certifications.
49	1981 - 04/13/1981 - Physical Qualifications of Crane Operators.
50	1980 - 04/29/1980 - Cable Type Jib Stops.
51	1978 - 12/13/1978 - Hoisting of workmen by load lines of cranes.
52	1978 - 08/31/1978 - Physical qualification requirements for crane operators.
53	1977 - 06/13/1977 - Barricading Swing Radius of Backhoes.
54	1976 - 12/22/1976 - Man-lift standards and interpretations.
55	1976 - 09/28/1976 - Structural steel connector used to tie off.
56	1976 - 07/07/1976 - Interpretation of riding the load or hook.
57	1974 - 12/13/1974 - Instruction does not alter a standard.

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