20th Street over Abandoned Conrail


+39.96144, -75.17147
39°57'41" N, 75°10'17" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:20th Street over Abandoned Conrail
Structure number:000000000039125
Old structure number:677301002002680 (from 1992 edition)
Location:N.CALLOWHILL ST. 28E10
Purpose:Carries highway and pedestrian walkway over railroad
Route classification:Local (Urban) [19]
Length of largest span:58.1 ft. [17.7 m]
Total length:63.0 ft. [19.2 m]
Roadway width between curbs:26.2 ft. [8.0 m]
Deck width edge-to-edge:27.6 ft. [8.4 m]
Vertical clearance below bridge:19.4 ft. [5.9 m]
Skew angle:
Owner:City or Municipal Highway Agency [04]
Year built:1898
Year reconstructed:1964
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 [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: March 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:4,500 [as of 1980]
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 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:Basically intolerable requiring high priority of corrrective action [3]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:76.9 tons [69.9 metric tons]
Inventory rating:45.9 tons [41.7 metric tons]
Sufficiency rating:77.7
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
March 201577.7FairSatisfactoryGoodFairFO4500
March 201377.7FairSatisfactoryGoodFairFO4500
March 201177.7FairSatisfactoryGoodFairFO4500
March 200977.7FairSatisfactoryGoodFairFO4500
March 200777.7FairSatisfactoryGoodFairFO4500
March 200577.5FairSatisfactoryGoodFairFO4500
March 200381.5FairSatisfactoryGoodFairFO4500
March 200181.5FairSatisfactoryGoodFairFO4500
March 199981.5FairSatisfactoryGoodFairFO4500
March 199781.5FairSatisfactoryGoodFairFO4500
March 199577.6FairSatisfactoryGoodFairFO4500
March 199376.6FairFairGoodFairFO4500
March 199161.4FairFairSatisfactoryFairFO4500