Martin's Mill Road over CSX,SEPTA (NWTN BR)


+40.05730, -75.09350
40°03'26" N, 75°05'37" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:Martin's Mill Road over CSX,SEPTA (NWTN BR)
Structure number:000000000039236
Old structure number:677301017001910 (from 1992 edition)
Location:at Longshore Avenue 18G06
Purpose:Carries highway and pedestrian walkway over railroad
Route classification:Local (Urban) [19]
Length of largest span:51.8 ft. [15.8 m]
Total length:112.9 ft. [34.4 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:46.3 ft. [14.1 m]
Vertical clearance above deck:18.7 ft. [5.7 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:15°
Owner:City or Municipal Highway Agency [04]
Year built:1999
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:Prestressed concrete [5]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: June 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:6,800 [as of 1981]
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:72.7
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$739,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2016GoodVery GoodVery GoodGood680072.7
June 2014GoodVery GoodVery GoodGood680072.7
June 2012GoodVery GoodVery GoodVery Good680072.7
June 2010GoodExcellentVery GoodVery Good680072.7
June 2008GoodExcellentVery GoodVery Good680072.7
June 2006GoodExcellentVery GoodVery Good680074.7
June 2004GoodExcellentVery GoodVery Good680074.7
June 2002GoodExcellentVery GoodVery Good680078.8
June 2000GoodExcellentExcellentExcellent680075.7
June 1998PoorFairCriticalSerious66004.0
June 1996PoorFairCriticalSerious66002.0
June 1994PoorSatisfactorySeriousSerious66002.0
June 1992PoorSatisfactorySeriousSerious66002.0
June 1990PoorSatisfactoryPoorFair66003.4