PA TPK (I-476) over US6&11, SR0407, CP RR


+41.48333, -75.69167
41°28'60" N, 75°41'30" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:PA TPK (I-476) over US6&11, SR0407, CP RR
Structure number:000000000020957
Purpose:Carries highway over highway, waterway, and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Tolls:Yes, on toll road [2]
Length of largest span:170.0 ft. [51.8 m]
Total length:1627.0 ft. [495.9 m]
Roadway width between curbs:55.4 ft. [16.9 m]
Deck width edge-to-edge:61.0 ft. [18.6 m]
Vertical clearance below bridge:45.9 ft. [14.0 m]
Owner:State Toll Authority [31]
Year built:1955
Year reconstructed:2015
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:10
Main spans material:Steel continuous [4]
Main spans design:Girder and floorbeam system [03]
Deck type:Concrete Precast Panels [2]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: July 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:6,895 [as of 2001]
Truck traffic:19% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:66.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$25,308,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
July 2017FairVery GoodFairSatisfactory689566.0
July 2015PoorVery GoodPoorSatisfactory689550.0
July 2013PoorPoorPoorSatisfactory689551.0
July 2011PoorPoorPoorGood689549.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
Steel Girder/Beamlinear ft.3,2583,258000
Steel Protective Coatingsq. ft.83,61283,612000
Steel Stringerlinear ft.11,39011,390000
Steel Protective Coatingsq. ft.54,46654,466000
Reinforced Concrete Decksq. ft.99,66299,662000
Wearing Surfacessq. ft.90,88290,882000
Steel Floor Beamlinear ft.5,3105,310000
Steel Protective Coatingsq. ft.79,65079,650000
Reinforced Concrete Columneach1801800
Reinforced Concrete Abutmentlinear ft.180180000
Reinforced Concrete Pier Caplinear ft.42332210100
Assembly with Sealeach122122000
Elastomeric Bearingeach44000
Pot Bearingeach2020000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.4,9044,904000