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CENTER HIGHWAY BR over POTOMAC RIVER & OHIO

Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:CENTER HIGHWAY BR over POTOMAC RIVER & OHIO
Structure number:0169-1
Location:14TH ST OVER POTOMAC RIV
Purpose:Carries highway over highway and waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:165.0 ft. [50.3 m]
Total length:2483.1 ft. [756.8 m]
Roadway width between curbs:87.9 ft. [26.8 m]
Deck width edge-to-edge:89.9 ft. [27.4 m]
Vertical clearance below bridge:29.5 ft. [9.0 m]
Owner:State Highway Agency [01]
Year built:1968
Year reconstructed:2001
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:15
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Low slump Concrete [4]

Latest Available Inspection: October 2014 

Status:Open, no restriction [A]
Average daily traffic:75,000 [as of 2007]
Truck traffic:1% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
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:49.9 tons [45.4 metric tons]
Inventory rating:29.9 tons [27.2 metric tons]
Sufficiency rating:79.1

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
October 201479.1Not deficientSatisfactorySatisfactoryFair75000
October 201288.1Functionally obsoleteSatisfactorySatisfactorySatisfactory75000
September 201080.0Functionally obsoleteFairGoodFair75000
September 200881.0Functionally obsoleteGoodSatisfactoryFair75000
September 200681.0Functionally obsoleteGoodGoodFair75000
July 200492.0Functionally obsoleteGoodGoodSatisfactory75000
July 200292.0Functionally obsoleteVery GoodGoodGood75000
April 199994.0Functionally obsoleteGoodSatisfactoryGood75000
November 199693.0Functionally obsoleteGoodGoodGood75000
February 199493.0Functionally obsoleteGoodGoodGood75000
June 199193.0Functionally obsoleteGoodGoodGood75000