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PA TPK (I-476) over SPRING BROOK

Map

Coordinates:
+41.34524, -75.70819
41°20'43" N, 75°42'29" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:PA TPK (I-476) over SPRING BROOK
Structure number:000000000020940
Location:MOOSIC BOROUGH
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Tolls:Yes, on toll road [2]
Length of largest span:142.1 ft. [43.3 m]
Total length:46.6 ft. [14.2 m]
Roadway width between curbs:57.1 ft. [17.4 m]
Deck width edge-to-edge:62.7 ft. [19.1 m]
Skew angle:40°
Owner:State Toll Authority [31]
Year built:1957
Year reconstructed:1994
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
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:6,575 [as of 2001]
Truck traffic:16% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:88.3
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$2,393,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
July 2017FairGoodSatisfactorySatisfactory657588.3
July 2015FairGoodSatisfactorySatisfactory657588.3
July 2013FairGoodSatisfactorySatisfactory657588.3
July 2011FairGoodSatisfactorySatisfactory657588.3

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.4,6464,19645000
Steel Protective Coatingsq. ft.69,87663,07606,8000
Deck
Reinforced Concrete Decksq. ft.27,83727,03780000
Wearing Surfacessq. ft.25,38725,387000
Substructure
Reinforced Concrete Columneach1810800
Reinforced Concrete Abutmentlinear ft.2662343200
Reinforced Concrete Pier Caplinear ft.2822562600
Joints
Strip Seal Jointlinear ft.246246000
Bearings
Movable Bearingeach4040000
Steel Protective Coatingsq. ft.480480000
Fixed Bearingeach2020000
Steel Protective Coatingsq. ft.240240000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.1,3941,3742000