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MOUNT AIRY AVENUE over SEPTA;CHESTNUT HILL BR.

Map

Coordinates:
+40.05673, -75.19440
40°03'24" N, 75°11'40" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:MOUNT AIRY AVENUE over SEPTA;CHESTNUT HILL BR.
Structure number:000000000039080
Old structure number:674021001015970 (from 1992 edition)
Location:.3MI.NE.GERMANTOWN3369K10
Purpose:Carries highway and pedestrian walkway over railroad
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:49.9 ft. [15.2 m]
Total length:53.2 ft. [16.2 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:45.6 ft. [13.9 m]
Vertical clearance below bridge:18.4 ft. [5.6 m]
Skew angle:14°
Owner:State Highway Agency [01]
Year built:1939
Year reconstructed:1976
Historic significance:Bridge is eligible for the National Register of Historic Places [2]
Design load:M 18 / H 20 [4]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: August 2014

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:6,596 [as of 2014]
Truck traffic:3% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 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:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:81.7 tons [74.3 metric tons]
Inventory rating:48.8 tons [44.4 metric tons]
Sufficiency rating:62.4
Estimated cost of work:$1,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 201462.4FairSatisfactoryFairFairFO6596
November 201262.4FairSatisfactoryFairFairFO6632
November 201062.5FairSatisfactoryFairFairFO6511
November 200860.5FairSatisfactoryFairFairFO6497
November 200661.6FairSatisfactoryFairFairFO11394
October 200461.6FairSatisfactoryFairFairFO11281
October 200263.0FairSatisfactoryFairFairFO10993
October 200063.0FairSatisfactoryFairFairFO10977
November 199866.1FairSatisfactorySatisfactoryFairFO10804
October 199670.7FairSatisfactorySatisfactorySatisfactoryFO10311
November 199473.3FairGoodSatisfactorySatisfactoryFO9776
March 199376.4FairGoodSatisfactorySatisfactoryFO9603
March 199176.5FairGoodSatisfactorySatisfactoryFO9234