Structure 70463 · Chester County, PA

Pa Tpk (i-76) over SR 0422 SR 3039

Carries Pa Tpk (i-76) over SR 0422 SR 3039, West Of Valley Forge Int6.

Overall conditionGood

Set by its lowest-rated component: Substructure at 8 of 9.

How ratings work
Deck9/9 · Excellent
Superstructure9/9 · Excellent
Substructuresets the rating8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT345 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 9/9Superstructure 9/9Substructure 8/9 · sets the rating

345 ft end to end, longest span 139 ft: about 5 semi-trucks nose to tail. Lengths and the semi-truck on the deck are drawn to the same scale. Each part is colored by its latest inspection rating. The inventory records lengths but not heights or the layout of the shorter spans, so those are drawn as typical for a multi-beam bridge.

Built20233 years old
Length345.1 ft105.2 m
Daily traffic37,954counted 2001
Last inspectedApril 2024every 24 months

Location

StatePennsylvania
CountyChester
LocationWest Of Valley Forge Int6
CarriesPa Tpk (i-76)
CrossesSR 0422 SR 3039
Coordinates40.09025, -75.41489

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length345.1 ft (105.2 m)
Max Span139.1 ft (42.4 m)
Deck Width140.1 ft (42.7 m)
Deck Area4492.0 sq m
Main Spans3
Year Built2023

Traffic

Avg Daily Traffic37,954 (2001)
Truck Traffic20%
Lanes On Bridge9
Lanes Under Bridge20

Inspection & Ownership

Last InspectionApril 2024
Inspection FrequencyEvery 24 months
OwnerState Toll Authority
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number000000000070463

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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