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14TH STREET, NB over POTOMAC RIVER & OHIO

Map 

Coordinates:
+38.87791, -77.03756
38°52'40" N, 77°02'15" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:14TH STREET, NB over POTOMAC RIVER & OHIO
Structure number:0170-1
Location:14TH ST OVER POTOMAC R SW
Purpose:Carries highway over highway and waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:174.9 ft. [53.3 m]
Total length:2434.2 ft. [741.9 m]
Roadway width between curbs:62.0 ft. [18.9 m]
Deck width edge-to-edge:78.1 ft. [23.8 m]
Vertical clearance below bridge:29.5 ft. [9.0 m]
Owner:State Highway Agency [01]
Year built:1950
Year reconstructed:2010
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Steel continuous [4]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: May 2015 

Status:Open, no restriction [A]
Average daily traffic:93,100 [as of 2007]
Truck traffic:4% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Pier/abutment protection:In place and functioning [2]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:53.9 tons [49.0 metric tons]
Inventory rating:31.9 tons [29.0 metric tons]
Sufficiency rating:77.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
May 201577.0Not deficientSatisfactorySatisfactorySatisfactory93100
May 201372.0Not deficientSatisfactorySatisfactorySatisfactory93100
July 201161.0Functionally obsoleteSatisfactoryFairSatisfactory93100
September 200846.0Structurally deficientFairFairPoor93100
July 200629.0Structurally deficientFairSatisfactorySerious100000
July 200463.0Functionally obsoleteSatisfactorySatisfactoryFair100000
July 200274.0Functionally obsoleteSatisfactoryGoodSatisfactory100000
May 199974.0Functionally obsoleteSatisfactoryGoodGood100000
November 199674.0Functionally obsoleteGoodGoodGood100000
March 199481.0Functionally obsoleteGoodGoodSatisfactory100000
January 199181.0Functionally obsoleteGoodGoodSatisfactory100000