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Pittsburgh District Navigation Notices

Notice No. Date Issued Description
08-48 November 24, 2008 Removal of Abandoned De-Energized Transmission Wires By Duquesne Light Company Crossing the Beaver River at Approximate Mile 4.0
08-47 November 13, 2008 Temporary Drawn Down of Navigation Pool and Boating Safety Zone at Lock and Dam 6, Allegheny River Mile 36.3
08-46 November 10, 2008 Installation of 138 kV Aerial Power Line By Duquesne Light Company Crossing the Allegheny River, Mile 15.9
08-45 November 4, 2008 FirstEnergy (Ohio Edison) Sammis Plant Upgrading and Modifications Ohio River, Mile 54.0
08-44 October 27, 2008 Temporary Lowering of Pools for Remote Operating Vehicle (ROV) Dam Inspections at Lock and Dam 8, Allegheny River, Mile 52.6 and Lock and Dam 9, Allegheny River Mile 62.2
08-43 October 14, 2008 Removal of Mooring Cell Monongahela River, Maxwell Locks and Dam Pool, Between River Miles 61.2 & 62
08-42 October 03, 2008 Installation of 138 kV Aerial Power Line by Duquesne Light Company, Crossing the Allegheny River, Mile 15.9
08-41 October 01, 2008

Seasonal Lock Closings and Schedule
 of Lock Operation for Monongahela River

08-40 October 01, 2008

Seasonal Lock Closings and
Schedule of Operations for Allegheny River

08-39 October 01, 2008

Removal of Small Boat Warning Signs and
Buoys Allegheny, Monongahela, and Ohio Rivers

08-38 October 01, 2008

Temporary Lowering of Pools for Dive Inspections and Sounding Surveys
Lock and Dam 5, Allegheny River, Mile 30.4 and Lock and Dam 6, Allegheny River Mile 36.3

08-37 September 25, 2008

Removal of Flashboards
Lock and Dam No. 9, Allegheny River, Mile 62.2

08-36 September 10, 2008

Dashields Locks and Dam, Ohio River, Mile 13.3
3-Day Closure of the Auxiliary 56 ft x 360 ft Lock Chamber

08-35 September 10, 2008

Dashields Locks and Dam, Ohio River, Mile 13.3
6-Day Closure of the Main 110 ft x 600 ft Lock Chamber

08-34 September 9, 2008

10-HOUR CLOSURE
LOCK CLOSURE AT NEW CUMBERLAND LOCKS
FirstEnergy (Ohio Edison) Sammis Plant, Barge Roll-off Operations Ohio River, Mile 54.6

08-33 September 5, 2008

Installation of 138 kV Aerial Power Line
By Duquesne Light Company
Crossing the Allegheny River, Mile 15.9

08-32 September 5, 2008

Construction of Limestone Unloading and Empty Barge Storage Area
By Monongahela Power Company
Monongahela River, Left Bank, Mile 91.7-92.7

08-31 August 21, 2008

Montgomery Locks and Dam, Ohio River, Mile 31.7, 3-day closure of the Large 110-ft x 600-ft Lock Chamber Repair Upstream Middle Wall Lock Gate and Upstream Emergency Dam

08-30 August 13, 2008

CANCELLED
Opekiska L/D, Monongahela River, Mile 115.4 Renovate River Wall Filling and Emptying Valves

08-28 July 22, 2008

Maxwell Locks and Dam, Monongahela River  Damaged Mooring Cell at                  Monongahela River Mile 62

08-29 August 4, 2008 10-HOUR CLOSURE  LOCK CLOSURE AT NEW CUMBERLAND LOCKS                  FirstEnergy (Ohio Edison) Sammis Plant, Barge Roll-off OperationsOhio River, Mile 54.6
08-28 July 22, 2008

Maxwell Locks and Dam, Monongahela River  Damaged Mooring Cell at                  Monongahela River Mile 62

08-27 June 30, 2008

Braddock Locks and Dam, Monongahela River
Mile 11.31-Day Closure of the Large 110-ft x 720-ft Lock Chamber

08-26 July 16, 2008

6-HOUR CLOSURES MONTGOMERY L/D
OHIO RIVER
MILE  31.7

08-25 June 30, 2008 LOCK CLOSURE AT NEW CUMBERLAND LOCKS FirstEnergy (Ohio Edison) Sammis Plant,
Barge Roll-off Operations
Ohio River, Mile 54.6
08-24 June 20, 2008

Notice is given that GAL Construction, contractor for Matt Canestrale Contracting, Inc., will be dismantling a raw coal conveyor suspension bridge over the Monongahela River at Mile 63.16 near LaBelle, Pennsylvania.

08-23 June 6, 2008

Removal of Overhead Transmission Conductors  Crossing the Allegheny River, Mile 15.9
By Duquesne Light Company

08-22 June 5, 2008

New Cumberland L/D, Ohio River, Mile 54.3 Replace Middle Wall Emptying Valve and Renovate Operating Machinery in the Large 110-ft x 1200-ft Lock Chamber

08-21 May 21, 2008

LOCK CLOSURE AT NEW CUMBERLAND LOCKS FirstEnergy (Ohio Edison) Sammis Plant,
Barge Roll-off Operations
Ohio River, Mile 54.6

08-20 May 16, 2008

Removal of Overhead Transmission Conductors Crossing the Allegheny River, Mile 15.9
By Duquesne Light Company

08-19 May 21, 2008

REVISED
6-Hour Closure
Montgomery L/D, Ohio River
Mile  31.7

08-18 May 7, 2008

6-Hour Closure Montgomery L/D, Ohio River Mile  31.7

08-17 May 7, 2008

Braddock L/D, Monongahela River, Mile 11.2
Replace Middle Wall Filling Valve and Renovate the Operating Machinery

08-16 May 7, 2008

Braddock L/D, Monongahela River, Mile 11.2
15 Day Closure of the Large 110' x 720' Lock Chamber

08-15 May 8, 2008

Construction of Two Mooring Cells
Monongahela River, Right Descending Bank
Between River Miles 40 & 41

08-14 April 22, 2008

New Mainline Pennsylvania Turnpike Highway
Bridge Construction
Allegheny River, Mile 14.14

08-13 April 30, 2008

Installation of Flashboards

Lock & Dam 9, Allegheny River, Mile 62.2

08-11 April 18, 2008

Lock 4, Allegheny River, Mile 24.2
Replace Filling and Emptying Valves

08-12 April 17, 2008

Dam Warning Buoys
Allegheny, Monongahela, and Ohio Rivers

08-10 April 14, 2008

LOCK CLOSURE AT NEW CUMBERLAND LOCKS FirstEnergy (Ohio Edison) Sammis Plant, Barge Roll-off Operations Ohio River, Mile 54.6

08-09 April 10, 2008

Repairs to CSX Railroad Bridge Crossing the
Ohio River at Mile 25.7

08-08 March 28, 2008

Cancellation:
LOCK CLOSURE AT NEW CUMBERLAND LOCKS FirstEnergy (Ohio Edison) Sammis Plant, Barge Roll-off Operations Ohio River, Mile 54.6

08-07 March 28, 2008

Installation of 12.5 KV Aerial Power Line By Allegheny Power Company Crossing the Monongahela River, Mile 96.2

08-06 March 7, 2008

Lock 2, Allegheny River, Mile 6.7 Replace Land Wall Emptying Valve and Renovate Operating Machinery in the Single 56-ft x 360-ft Lock Chamber

08-05 February 29, 2008

Schedule of Operations for 2008

Allegheny River Locks
08-04 February 29, 2008

Schedule of Operations for 2008
Monongahela River Locks

08-03 February 12, 2008

Hildebrand Lock and Dam, Monongahela River, Mile 108.0 26-Day Closure of the Single 84-ft x 600-ft Lock Chamber Inspect/Repair Lock Gates, Sills and Anchorages

08-02 February 11, 2008

LOCK CLOSURE AT NEW CUMBERLAND LOCKS
FirstEnergy (Ohio Edison) Sammis Plant, Barge Roll-off Operations Ohio River, Mile 54.6

08-01 January 17, 2008

Locks and Dam 3, Monongahela River, Mile 23.8, 19-Day Closure of the 56-ft x 360-ft River Lock Chamber to Replace the Extended Chamber Lock Gates, to Renovate the Upstream and Intermediate Lock Gates and to Renovate the Emptying and Filling Valve Operating Machinery

07-34 November 6, 2007

Repair/Maintenance Schedule for 2008

07-33 November 2, 2007

Winter Season Lock Closings and Schedule of Lock Operation for Monongahela River

07-32 November 2, 2007

Schedule of Operations - Allegheny River Locks 

07-31 November 1, 2007

Construction of Mooring Cells Monongahela River, Between River Miles 40 & 41

07-30 October 11, 2007

Columbia Gas Submarine Transmission Line Repairs Ohio River, Mile 46.9

07-29 October 5, 2007

 Removal of Small Boat Warning Signs and Buoys Allegheny, Monongahela, and Ohio Rivers

07-28 September 28, 2007

Pike Island L/D, Ohio River, Mile 84.2 Replace Land Wall Filling Valve and Renovate Operating Machinery in the 110-ft x 600-ft Land Lock Chamber

07-27 September 27, 2007

Removal of Flashboards Lock and Dam No. 9, Allegheny River, Mile 62.2

07-26 September 24, 2007

Braddock Locks and Dams, Monongahela River, Mile 11.3, Closure of the Large 110' x 720' Lock Chamber, Set Maintenance Bulk Heads

07-25 September 7, 2007

Montgomery Locks and Dam, Ohio River, Mile 31.7 Replace Land Wall Filling and Emptying Valves and Renovate Operating Machinery in the 110-ft x 600-ft Lock Chamber

07-24 August 13, 2007

Emsworth L/D, Ohio River, Mile 6.2
33-Day Closure of the 56-ft x 360-ft River Lock Chamber

07-23 August 10, 2007

REVISED
Emsworth Locks and Dams, Ohio River, Mile 6.25-Day Closure of the Large 110-ft x 600-ft Lock Chamber
Repair Downstream Middle Wall Lock Gate

07-22 July 20, 2007

EnviroScience, Inc., Diving OperationsAllegheny River, Miles 37.0 to 40.25

07-21 July 10, 2007

Braddock Locks and Dam, Monongahela River, Mile 11.3 Scheduled Closure of Main (110-ft x 720-ft) Lock Chamber

07-20 July 3, 2007

Lock and Dam 4, Allegheny River, Mile 24.2 - Special Draft Limitations During Low Water

07-19 July 3, 2007

Lock and Dam 4, Monongahela River, Mile 41.5

Special Draft Limitations During Low Water
07-18 June 4, 2007

Gas Transmission Pipeline Replacement
Ohio River, River Mile 24.5

07-17 May 30, 2007

FirstEnergy (Ohio Edison) Sammis Plant Upgrading and Modifications Ohio River, Mile 54.0

07-16 May 16, 2007

East Brady Highway Bridge Demolition
Allegheny River, River Mile 69.4

07-15 May 7, 2007

Hannibal L/D, Ohio River, Mile 126.4, 40-Day Closure of the 110-ft x 1200-ft River Lock Chamber, Repair Lock Gate, Seals and Anchorages

07-14 May 3, 2007

Dam Warning Buoys
Allegheny, Monongahela, and Ohio Rivers

07-13 May 8, 2007

 REVISED

Installation of Flashboards - Lock & Dam 9, Allegheny River, Mile 62.2

07-12 April 10, 2007

FirstEnergy (Ohio Edison) Sammis Plant, Upgrading and Modifications - Ohio River, Mile 54.0

07-11 April 5, 2007

Emsworth L/D, Ohio River, Mile 6.2, 2-Day Closure of the 56-ft x 360-ft River Lock Chamber

07-10 April 5, 2007

Braddock Locks and Dam, Monongahela River, Mile 11.3; Scheduled Closures of Main (110-ft x 720-ft) Lock Chamber

07-09 March 30, 2007

Hannibal L/D, Ohio River, Mile 126.4,12-Hour Closures of the 110-ft x 600-ft Land Lock Chamber Inspection of Upstream Emergency Bulkheads

07-08 March 30, 2007

Schedule of Operations for
2007
Monongahela River Locks

07-07 March 27, 2007

Schedule of Operations for 2007
Allegheny River Locks

07-06 March 7, 2007

Locks and Dam 3, Monongahela River, Mile 23.8 10-Day Closure of the 56’ x 720’ Land Lock Chamber to Renovate the Downstream Lock Gates and Repair the Emptying Valve Operating Machinery

07-05 March 12, 2007

FirstEnergy (Ohio Edison) Sammis Plant, Upgrading and Modifications, Ohio River, Mile 54.0

07-04 February 12, 2007

Lock 4, Monongahela River, Mile 41.5; Replace Middle Wall Emptying Valve and Renovate Operating Machinery in the 56' x 720' Land Lock Chamber

07-03 February 9, 2007

Lock and Dam 4, Monongahela River, Mile 41.5       3-Day Closure of the Single, 56-ft X 720-ft, Lock Chamber to Replace the Upstream Miter Gates

07-02 January 12, 2007

C.W. Bill Young Lock and Dam, Allegheny River,

Mile 14.5, Repair the Land Wall 8-ft x 10-ft Filling Valve and Repair Deteriorated Hydraulic Pipeline Segments

07-01 January 5, 2007

Repair/Maintenance Schedule for 2007 

06-39 October 27, 2006

Installation of 12-Inch Pipeline, By the City of Wheeling,Crossing the Ohio River, Mile 90.0

06-38 October 20, 2006

Schedule of Operations
 Allegheny River Locks 

06-37 October 11, 2006

Removal of Small Boat Warning Signs and Buoys on Allegheny, Monongahela, and Ohio Rivers

06-36 October 11, 2006

!!Cancelled!!
Lock 4, Monongahela River, Mile 41.5 Replace Middle Wall Emptying Valve and Renovate Operating Machinery in the 56-ft x 720-ft Land Lock Chamber

06-35 September 28, 2006

Braddock L/D, Monongahela River, Mile 11.3, Five 8-Hour Closures of Main (110-ft x 720-ft) Lock Chamber

06-34 November 10,  2006

REVISED:
Removal of Flashboards; L/D No. 9,
Allegheny River, Mile 62.2

06-33 September 13, 2006

!! Cancelled!!

Lock and Dam 4, Monongahela River, Mile 41.5, 3-Day Closure of the Single, 56-ft X 720-ft, Lock Chamber to Replace the Upstream Miter Gates

06-32 August 23, 2006 Braddock L/D, Monongahela River, Mile 11.3, Two
8-hour Closures of 110'x 720' Lock Chamber
06-31 August 17, 2006 New Cumberland L/D, Ohio River, Mile 54.3, Repairs to the River Wall Emptying Valve in the 110' x 1200' River Lock Chamber
06-30 July 17, 2006

Locks 5, 6, 7 and 8, Allegheny River, Additional Days and Hours of Operation

06-29 July 17, 2006

Morgantown, Hildebrand, and Opekiska L/D, Monongahela River, Additional Days and Hours of Operation

06-28 July 13, 2006

Braddock L/D,  Mile 11.3, Monongahela River, Two 8.5-Hour Closures

06-27 July 13, 2006

Braddock Locks and Dam, Monongahela River, Mile 11.3, Scheduled Closures of Main (110’x720’) Lock Chamber

06-26 June 26, 2006 Major League Baseball, All-Star Game Week Security Zone near PNC Park, Allegheny River River Mile 0.25 (Ft. Duquesne Bridge) to River Mile 0.70 (7th Street Bridge)
06-25 June 8, 2006

Braddock Locks and Dam, Monongahela River, Mile 11.3, Coordination of Lockages with Construction Activities In Upstream Approach to Lock

06-24 June 2, 2006

Emergency Dam Stabilization, Locks and Dam 3, Monongahela River, Mile 23.8

06-23 May 30, 2006

Pennsylvania Turnpike Highway Bridge River Bottom Inspection, Allegheny River, River Mile 14.14

06-22 May 15, 2006

Locks and Dam 3, Monongahela River, Mile 23.8, 39-Day Closure of the 56’ x 720’ Land Lock Chamber to Dewater the Chamber and Renovate the Filling and Emptying Valves

06-21 April 26 Hildebrand Lock and Dam
5 Day Closure of Small Chamber
06-20 April 26 Hildebrand Lock and Dam
Cancellation of 32 Day Closure - Small Chamber
06-19 April 24

Installation of Flashboards

Lock & Dam 9, Allegheny River, Mile 62.2

06-18 April 19

Dam Warning Buoys - Allegheny, Monongahela, and Ohio Rivers

06-17 April 5, 2006

Revised Schedule of Operations Monongahela River Locks

06-16 April 3, 2006 Schedule of Operations Allegheny River
06-15 March 31, 2006 Schedule of Operations Monongahela River
06-09 March 29, 2006 Fort Duquesne Highway Bridge Inspection,
Allegheny River, River Mile 0.25
06-08 March 3, 2006 Hildebrand L/D, Monongahela River, Mile 108.0, 32-Day Closure of the Single 84' x 600' Lock Chamber, Repair Lock Gates, Sills and Anchorages
06-07 February 22, 2006 Installation of Mooring Cells By C&C Marine Maintenance Company, Ohio River, Right and Left Banks, Mile 38.05
06-06 February 6, 2006 Emsworth Locks and Dam, Ohio River, Mile 6.2, 5-Day Closure of the Large 110' x 600' Lock Chamber
06-05 January 26, 2006

Montgomery Locks and Dam, Ohio River, Mile 31.7, Repair Operating Machinery on the Land Wall Emptying Valve

06-04 January 26, 2006

Montgomery Locks and Dam, Ohio River, Mile 31.73-Day , Closure of the Large 110-ft x 600-ft Lock Chamber, Repair Upstream Lock Gates

06-03 January 17, 2006
Repair/Maintenance Schedule for 2006
06-02 January 13, 2006

Marion County Highway Bridge Demolition, Monongahela River, River Mile 127.1

06-01 January 6, 2006 Dashields L/D, Ohio River, Mile 13.3, 10-Day Closure of the Large 110' x 600' Lock Chamber Repair Downstream Lock Gate Anchorages
05-43 December 23, 2005 Drilling Project, Mile 11.9, Monongahela River
05-42 December 14, 2005 Operation Fleet Sweep, Monongahela, Allegheny, and Ohio Rivers
05-41 December 7, 2005 Special Barge Unloading Operations, Ohio River, Left Bank, Mile 30.5
05-39 November 4, 2005 Captina Bank Stabilization and Restoration, Ohio River, Left Bank, Mile 107.7, Marshall County, WV
05-38 November 2, 2005 Emergency Repairs to Lock Gates in 110' x 1200' Lock Chamber and Replace Land Wall Emptying Valve in the 110' x 600' Land Lock Chamber at Hannibal L/D, Ohio River, Mile 126.4
05-37 October 19, 2005 Maintenance Dredging in the Downstream Lock Approach at New Cumberland L/D, Ohio River, Mile 54.3; Pike Island L/D, Ohio River, Mile 84.4; and Hannibal L/D, Ohio River, Mile 126.4
05-36 October 14, 2005 Winter Season Lock Closings and Schedule of Lock Operation for Monongahela River
05-35 October 14, 2005 L/D 4, Monongahela River, Mile 41.5, 3-Day Closure of the Single, 56' x 720' Lock Chamber to Replace the Downstream Gates
05-34 October 14, 2005 Removal of Small Boat Warning Signs and Buoys on the Allegheny, Monongahela and Ohio Rivers
05-33 October 13, 2005 Schedule of Operations at Allegheny River Locks
05-32 October 13, 2005 Hannibal Locks and Dam, Ohio River, Mile 126.4 - Replace Land Wall Emptying Valve in the 110' x 600' Land Lock Chamber & Repair Gates in the 110' x 1200' Lock Chamber
05-31 September 27, 2005 Emergency Underwater Utility Line Repairs, Monongahela River, Mile 80.2
05-30 September 19, 2005 Removal of Flashboards L/D No. 9, Allegheny River, Mile 62.2
05-29 September 16, 2005 Hannibal Locks and Dam, Ohio River, Mile 126.4 - Emergency Closing of the 110' x 1200' River Lock Chamber
05-28 September 14, 2005 Maintenance Dredging of the Navigation Channel, Monongahela River, Mile 19.6
05-27 September 8, 2005 Ohio River Lock Chamber Fish Surveys
05-26 September 8, 2005 Pike Island L/D Repairs, Ohio River, Mile 84.2
05-25 August 11, 2005 Hannibal L/D, Ohio River, Mile 126.4; Repairs to Land Lock Chamber
05-24 July 29, 2005 L/D 3, Monongahela River, Mile 23.8, 8 Hour Lock Closures for Repairs
05-23 July 15, 2005 Dismantle Pipeline on Port Perry Railroad Bridge Above Lock 2, Mile 11.7, Monongahela River
05-22 July 8, 2005 Pike Island L/D, Ohio River, Mile 84.2, Repairs to River Lock Chamber
05-21 July 8, 2005 Junior Bassmasters Priority Lockage Hours at Lock 7 and Extended Lock Hours at Locks 5-9, Allegheny River
05-20 July 8, 2005 Bassmasters Priority Lockage Hours During Bassmaster Classic
05-19 July 1, 2005 Low River Flows in the Pittsburgh District
05-18 June 30, 2005 Allegheny River, Locks 6 & 7, Additional Hours of Operation
05-17 June 30, 2005 Hildebrand and Opekiska L/D, Monongahela River, Additional Hours of Operation
05-16 June 20, 2005 New Cumberland L/D, Ohio River, Mile 54.3, Drilling and Sampling
05-15 June 20, 2005 Hannibal L/D, Ohio River, Mile 126.4, Drilling and Sampling
05-14 June 20, 2005 Pike Island L/D, Ohio River, Mile 84.2, Drilling and Sampling
05-13 June 20, 2005 Peters Creek, Monongahela River, Mile 19.6, Drilling and Sampling
05-12 June 6, 2005 New Cumberland L/D, Ohio River, Mile 54.3, Closure of the Small 110' x 600' Lock Chamber
05-11 May 18, 2005 Painting Pipeline on Port Perry Railroad Bridge, Mile 11.7, Monongahela River
05-10 May 6, 2005 Installation of Flashboards, L/D 9, Allegheny River, Mile 62.2
05-09 May 2, 2005 New Cumberland L/D, Ohio River, Mile 54.3, Temporary Closure of the 110' x 600' Lock Chamber for Repairs
05-08 April 19, 2005 Installation of Flashboards on L/D 9, Allegheny River, Mile 62.2
05-07 April 12, 2005 Dam Warning Buoys; Allegheny, Monongahela, and Ohio Rivers
05-06 March 24, 2005 Revised Schedule of Operations for the Allegheny River Locks
05-05 March 21, 2005 Schedule of Operations on the Allegheny River
05-04 March 21, 2005 Schedule of Operations on the Monongahela River
05-03 March 2, 2005 New Cumberland L/D, Ohio River, Mile 54.4, Emergency Closure of 110' x 1200' River Lock Chamber
05-02 February 28, 2005 Maxwell L/D, Monongahela River, Mile 61.2, 45- Day Closure of the 84' x 720' River Lock Chamber
05-01 February 3, 2005 Point Marion L/D, Monongahela River, Mile 90.8, 14 Day Closure of the Single 84' x 720' Lock Chamber Repair Lock Gates, Sills, and Miter Block Seals
04-56 November18, 2004

Sunken Motor Vessel Chickasaw
Mile 0.0, Left Descending Bank, Ohio River

04-54 December 22, 2004 Repair/Maintenance Schedule for 2005
04-53 November 15, 2004 Monongahela River, Schedule of Winter Lock Operations and Seasonal Lock Closings
04-52 November 10, 2004 L/D 5, Allegheny River, Mile 30.4, 3-Day Closure of the Single, 56' x 360' Lock Chamber
04-51 November 9, 2004 Seasonal Lock Closings and Winter Schedule of Lock Operation for Monongahela River
04-50 October 29, 2004 Hannibal L/D, Ohio River, Mile 126.4, Repairs to 110' x 1200' River Lock Chamber
04-49 October 4, 2004 L/D 4, Monongahela River, Mile 41.5, Mooring of Vessels on the Land Wall
04-48 September 29, 2004 Seasonal Lock Closings, Locks 5 and 6, Allegheny River
04-47 September 16, 2004 Removal of Small Boat Warning Signs and Buoys on the Allegheny, Monongahela and Ohio Rivers
04-46 September 16, 2004 Schedule of Operations for Allegheny River Locks
04-45 September 10, 2004 Warning to Recreational Boaters
04-44 September 15, 2004 Hannibal L/D, Ohio River, Mile 126.4, Repairs to River Lock Chamber
04-43 September 8, 2004 New Cumberland L/D, Ohio River Mile, 54.3, Repairs to the Land Wall Emptying Valve in the 110' x 600' Land Lock Chamber
04-42 August 24, 2004 Temporary Dock Placement on the Ohio River, Mile 90.5 for the Sternwheeler Festival
04-41 August 13, 2004 Lock Chamber Fish Sampling, Ohio River
04-40 August 9, 2004 Operations of Locks 5 thru 9, Allegheny River for September 10, 11, 12, and 18, 2004
04-39 July 21, 2004 Maintenance Dredging, Ohio River, Mile 111
04-38 July 19, 2004 Availability of Navigation Charts
04-37 July 12, 2004 Emsworth L/D, Ohio River, Mile 6.2, 32-Day Closure of the 56' x 360' River Lock Chamber, 105' Tow Width Restriction to 110' x 600' Land Lock Chamber
04-36 July 9, 2004 8-Hour Lock Closure at Hannibal L/D, Mile 126.4, Ohio River
04-35 June 9, 2004 C.W. Bill Young L/D, Allegheny River, Mile 14.5, Replace River Wall Emptying Valve and Renovate Operating Machinery in the Single 56' x 360' Lock Chamber
04-34 June 9, 2004 Temporary Barges, Monongahela River, Right Bank, Mile 10.7
04-33 June 7, 2004 Montgomery Locks and Dam, Ohio River, Mile 31.7, 26- Day Closure of the Small 56' x 360' River Lock Chamber
04-32 May 24, 2004 Warning to Recreational Boaters
04-31 May 24, 2004 Installation of Flashboards L/D 9, Allegheny River, Mile 62.2
04-30 May 19, 2004 Elimination of Haulage Assisted Triple Lockages on the Allegheny River
04-29 May 14, 2004 Installation of Pipeline on Port Perry Railroad Bridge Above Lock 2, Mile 11.7, Monongahela River
04-28 May 13, 2004 Installation of Flashboards at L/D 9, Allegheny River, Mile 62.2
04-27 May 13, 2004 Survey Activities and Geotechnical Investigations in Ohio River, Mile 112
04-26 May 11, 2004 Principal Data Sheet - Navigation Locks and Dams for the Pittsburgh District
04-25 May 11, 2004 L/D 2, Monongahela River, Mile 11.2, New Interim Normal Upper Pool
04-24 April 30, 2004 Installation of Flashboards L/D 9, Allegheny River, Mile 62.2
04-23 April 29, 2004 Bathymetric Survey on Ohio River, Mile 112
04-22 April 22, 2004 Dam Warning Buoys Allegheny, Monongahela, and Ohio Rivers
04-21 April 22, 2004 Core Drilling from Barge on Ohio River, Mile 50
04-20 April 19, 2004 Installation of Flashboards, L/D 9, Allegheny River, Mile 62.2
04-19 April 1, 2004 Morgantown L/D, Monongahela River, Mile 102.0, Replace River Wall Filling Valve and Renovate Operating Machinery Revised Starting and Completion Date
04-18 April 1, 2004 Opekiska L/D, Monongahela River, Mile 115.4, 8-hour Closure of 84' x 600' Lock Chamber to Inspect and Repair the Upstream Emergency Bulkheads AND 25-Day Closure of the Single 84' x 600' Lock Chamber to Repair Downstream Lock Gates, Sill, and Miter Blocks
04-17 April 1, 2004 Hildebrand L/D, Monongahela River, Mile 108.0, Cancellation of Maintenance Closures of 84' x 600' Lock Chamber
04-16 March 30, 2004 L/D 4, Monongahela River, Mile 41.5, Permanent Closure of River Lock Chamber and 24-Hour Closures of Land Lock Chamber
04-15 March 26, 2004 Schedule of Lock Operation, Monongahela River
04-14 March 23, 2004 Construction Activities on Fort Duquesne Bridge, Allegheny River, Mile 0.2
04-13 March 16, 2004 Revised L/D 2, Monongahela River, Mile 11.2, Removal of Existing Fixed Crest Dam
04-12 March 16, 2004 Schedule of Operations for Allegheny River Locks
04-11 March 12, 2004 Hildebrand L/D, Monongahela River, Mile 108.0, 25-Day Lock Closure of the Single 84' x 600' Lock Chamber, Repair Lock Gates, Sills and Floating Mooring Bitts
04-10 March 2, 2004 Locks and Dam 2, Monongahela River, Mile 11.2, Removal of Existing Fixed Crest Dam
04-09 February18, 2004 Hildebrand L/D, Monongahela River, Mile 108.0 8-Hour Closure of Single 84' x 600' Lock Chamber to Inspect and Repair the Upstream Emergency Bulkhead
04-08 February 18, 2004 Bulkheads Removed from Land Lock Chamber at New Cumberland L/D, Mile 54.4, Ohio River and Hannibal L/D, Mile 126.4, Ohio River
04-07 February  5, 2004 Bulkheads Set For Ice Skimming at Hannibal L/D, Mile 126.4, Ohio River
04-06 February 2, 2004 Bulkheads Set For Ice Skimming at New Cumberland L/D, Mile 54.4, Ohio River
04-05 January 23, 2004 Morgantown L/D, Monongahela River, Mile 102.0, Replace Land Wall Filling Valve and Renovate Operating Machinery
04-04 January 20, 2004 Dashields L/D, Ohio River, Mile 13.3, Repair Upstream Miter Gate in 110' x 600' Lock Chamber
04-03 January 16, 2004 Dashields L/D, Ohio River, Mile 13.3, Renovations for 110' x 600' Lock Chamber
04-02 January 16, 2004 Hildebrand L/D, Monongahela River, Mile 108.0, Maintenance Dredging Lock Chamber and Upstream Approach
04-01 January 5, 2004 Bulkheads Set for Skimming of Debris at Hannibal L/D
03-57 December 16, 2003 Principal Data Sheet - Navigation Locks and Dams for the Pittsburgh District
03-56 December 8, 2003 Repair/Maintenance Schedule for 2004
03-19 May 5, 2003 Availability of Navigation Charts
03-01 January 16, 2003 New Cumberland L/D, Ohio River, Mile 54.4, Service Bridge Lift Span is Out of Operation
02-32 June 26, 2002 Pike Island Locks and Dam, Ohio River Damaged Mooring Cell at Ohio River Mile 83.2


DID YOU KNOW ...

Pittsburgh District’s 26,000 square miles include portions of western Pennsylvania, northern West Virginia, eastern Ohio, western Maryland and southwestern New York.  Our jurisdiction includes more than 328 miles of navigable waterways, 23 navigation locks and dams, 16 multi-purpose flood control reservoirs, 42 local flood protection projects and other projects to protect and enhance the Nation’s water resources, infrastructure and environment. 


General Information:  Pittsburgh District Public Affairs Office
Technical Point of Contact:  lrp.webmaster@usace.army.mil
  Page Updated: December 01, 2008
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