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MEMORIAL AVENUE over GWMP (NB) & POTOMAC RIVE

Map

Coordinates:
+38.88756, -77.05375
38°53'15" N, 77°03'13" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MEMORIAL AVENUE over GWMP (NB) & POTOMAC RIVE
Structure number:3300016P0000000
Location:0.3 MILES WEST OF LINCOLN
Purpose:Carries highway and pedestrian walkway over highway and waterway
Route classification:Local (Urban) [19]
Length of largest span:225.1 ft. [68.6 m]
Total length:216.2 ft. [65.9 m]
Roadway width between curbs:60.0 ft. [18.3 m]
Deck width edge-to-edge:96.5 ft. [29.4 m]
Vertical clearance below bridge:298.6 ft. [91.0 m]
Owner:National Park Service [66]
Year built:1932
Year reconstructed:1986
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Main span material:Steel [3]
Main span design:Movable - Bascule [16]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: April 2017

Good/Fair/Poor Condition:Poor
Status:Posted for load [P]
Average daily traffic:60,300 [as of 2013]
Truck traffic:1% of total traffic
Deck condition:Serious [3 out of 9]
Superstructure condition:Serious [3 out of 9]
Substructure condition:Serious [3 out of 9]
Structural appraisal:Basically intolerable requiring high priority of corrrective action [3]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:17.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$375,150,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2017PoorSeriousSeriousSerious6030017.0
April 2015PoorSeriousSeriousSerious6030017.0
April 2013PoorPoorSeriousSerious6030017.0
April 2011PoorFairPoorFair6030034.0
April 2009PoorFairPoorFair6030034.0
September 2007FairFairFairSatisfactory6030050.6
May 2005FairFairFairSatisfactory6030050.6
August 2003FairFairFairGood6030068.9
October 2001FairFairFairGood6030068.9