18th Street over Abandoned Conrail


+39.96110, -75.16830
39°57'40" N, 75°10'06" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:18th Street over Abandoned Conrail
Structure number:000000000039112
Old structure number:677301001801030 (from 1992 edition)
Location:N.CALLOWHILL ST. 28F10
Purpose:Carries highway and pedestrian walkway over railroad
Route classification:Local (Urban) [19]
Length of largest span:66.9 ft. [20.4 m]
Total length:86.0 ft. [26.2 m]
Roadway width between curbs:26.2 ft. [8.0 m]
Deck width edge-to-edge:50.2 ft. [15.3 m]
Vertical clearance below bridge:19.7 ft. [6.0 m]
Owner:City or Municipal Highway Agency [04]
Year built:1898
Year reconstructed:1974
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:2
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: January 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:3,300 [as of 1980]
Deck condition:Fair [5 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:Meets minimum tolerable limits to be left in place as is [4]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:74.8
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$473,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
January 2017FairFairGoodFair330074.8
January 2015FairFairGoodSatisfactory330085.8
January 2013FairFairFairSatisfactory330074.8
January 2011FairFairFairSatisfactory330074.8
January 2009FairFairFairSatisfactory330074.8
March 2007FairFairFairSatisfactory330074.8
January 2007FairFairFairSatisfactory330031.2
January 2005FairFairFairSatisfactory330062.5
January 2003FairFairFairSatisfactory330063.5
January 2001FairFairFairSatisfactory330063.5
January 1999FairFairFairSatisfactory330063.5
January 1997FairFairFairSatisfactory330077.6
January 1995FairFairFairSatisfactory330077.7
January 1993FairFairFairGood330073.6
January 1991FairFairFairSatisfactory330063.6