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MEMORIAL AVENUE over GWMP (WB) & POTOMAC RIVE

Map 

Coordinates:
+38.88756, -77.05375
38°53'15" N, 77°03'13" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:MEMORIAL AVENUE over GWMP (WB) & 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:2057.2 ft. [627.0 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:29.9 ft. [9.1 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 2015 

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 over "tidal" waters that has not been evaluated for scour, but considered low risk. [T]
Evaluation:Structurally deficient [1]
Sufficiency rating:17.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$375,000,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
April 201517.0Structurally deficientSeriousSeriousSerious60300
April 201317.0Structurally deficientPoorSeriousSerious60300
April 201134.0Structurally deficientFairPoorFair60300
April 200934.0Structurally deficientFairPoorFair60300
September 200750.6Functionally obsoleteFairFairSatisfactory60300
May 200550.6Functionally obsoleteFairFairSatisfactory60300
August 200368.9Functionally obsoleteFairFairGood60300
October 200168.9Functionally obsoleteFairFairGood60300