Share:

34TH STREET over CSX RR TUNNELS

Map 

Coordinates:
+39.93963, -75.19812
39°56'23" N, 75°11'53" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:34TH STREET over CSX RR TUNNELS
Structure number:000000000038904
Old structure number:673003004018780 (from 1992 edition)
Location:GRAYS FERRY AVE. 3589J10
Purpose:Carries highway and pedestrian walkway over railroad
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:42.0 ft. [12.8 m]
Total length:166.0 ft. [50.6 m]
Vertical clearance below bridge:19.4 ft. [5.9 m]
Skew angle:50°
Owner:Railroad [27]
Year built:1896
Year reconstructed:1918
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Number of main spans:3
Main spans material:Concrete [1]
Main spans design:Arch - Deck [11]
Deck type:Not applicable [N]

Latest Available Inspection: October 2014 

Status:Posted for load [P]
Average daily traffic:26,126 [as of 2014]
Truck traffic:5% of total traffic
Superstructure condition:Fair [5 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Basically intolerable requiring high priority of replacement [2]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:55.9 tons [50.8 metric tons]
Inventory rating:27.9 tons [25.4 metric tons]
Evaluation:Structurally deficient [1]
Sufficiency rating:33.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$3,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
October 201433.0Structurally deficient-FairPoor26126
November 201234.6Structurally deficient-FairPoor10440
November 201033.0Structurally deficient-FairPoor15751
November 200833.0Structurally deficient-FairPoor15751
December 200631.8Structurally deficient-FairPoor24164
December 200431.5Structurally deficient-FairPoor21670
October 200235.5Structurally deficient-FairPoor20891
September 200048.5Not deficient-FairFair23160
August 199851.5Not deficient-SatisfactoryFair22795
August 199636.2Functionally obsolete-FairFair28108
August 199436.2Functionally obsolete-FairFair26650
August 199236.2Functionally obsolete-FairFair26178
August 199036.2Functionally obsolete-SatisfactoryFair24984