Montgomery Avenue over AMTRAK (NE CORRIDOR)


+39.98350, -75.18310
39°59'01" N, 75°10'59" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:Montgomery Avenue over AMTRAK (NE CORRIDOR)
Structure number:000000000039193
Old structure number:677301008001850 (from 1992 edition)
Location:AT 30TH STREET 28C06
Purpose:Carries highway and pedestrian walkway over railroad
Route classification:Local (Urban) [19]
Length of largest span:71.9 ft. [21.9 m]
Total length:219.2 ft. [66.8 m]
Roadway width between curbs:34.1 ft. [10.4 m]
Deck width edge-to-edge:58.1 ft. [17.7 m]
Vertical clearance above deck:26.2 ft. [8.0 m]
Vertical clearance below bridge:19.7 ft. [6.0 m]
Skew angle:40°
Owner:City or Municipal Highway Agency [04]
Year built:1913
Historic significance:Bridge is eligible for the National Register of Historic Places [2]
Number of main spans:5
Main spans material:Concrete continuous [2]
Main spans design:Girder and floorbeam system [03]
Deck type:Other [9]
Wearing surface:Bituminous [6]

Latest Available Inspection: November 2014 

Status:Posted for load [P]
Average daily traffic:900 [as of 1980]
Deck condition:Serious [3 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Basically intolerable requiring high priority of replacement [2]
Deck geometry appraisal:Equal to present minimum criteria [6]
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:32.9 tons [29.9 metric tons]
Inventory rating:10.0 tons [9.1 metric tons]
Evaluation:Structurally deficient [1]
Sufficiency rating:31.8
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$7,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
November 201431.8Structurally deficientSeriousPoorFair900
November 201231.8Structurally deficientSeriousPoorPoor900
November 201031.8Structurally deficientSeriousPoorPoor900
November 200931.8Structurally deficientSeriousPoorPoor900
November 200831.8Structurally deficientSeriousPoorPoor900
November 200631.8Structurally deficientSeriousPoorPoor900
January 200731.8Structurally deficientSeriousPoorPoor900
November 200413.4Structurally deficientSeriousPoorPoor900
November 200213.4Structurally deficientSeriousPoorPoor900
November 200013.4Structurally deficientSeriousPoorPoor900
November 199813.4Structurally deficientSeriousPoorPoor900
November 199631.6Structurally deficientSeriousPoorPoor900
November 199431.7Structurally deficientSeriousPoorPoor900
November 199231.7Structurally deficientSeriousPoorPoor900
November 199031.7Structurally deficientSeriousPoorPoor900