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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:19.7 ft. [6.0 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 

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]
Evaluation:Functionally obsolete [2]
Sufficiency rating:62.4
Estimated cost of work:$1,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
August 201462.4Functionally obsoleteSatisfactoryFairFair6596
November 201262.4Functionally obsoleteSatisfactoryFairFair6632
November 201062.5Functionally obsoleteSatisfactoryFairFair6511
November 200860.5Functionally obsoleteSatisfactoryFairFair6497
November 200661.6Functionally obsoleteSatisfactoryFairFair11394
October 200461.6Functionally obsoleteSatisfactoryFairFair11281
October 200263.0Functionally obsoleteSatisfactoryFairFair10993
October 200063.0Functionally obsoleteSatisfactoryFairFair10977
November 199866.1Functionally obsoleteSatisfactorySatisfactoryFair10804
October 199670.7Functionally obsoleteSatisfactorySatisfactorySatisfactory10311
November 199473.3Functionally obsoleteGoodSatisfactorySatisfactory9776
March 199376.4Functionally obsoleteGoodSatisfactorySatisfactory9603
March 199176.5Functionally obsoleteGoodSatisfactorySatisfactory9234