I-376 over Union Rr Thompson Run

Fair Condition64 years old52,457 vehicles/day

Location

StatePennsylvania
CountyAllegheny
Location2.5 Mi W Of Pa Turnpike
CarriesI-376
CrossesUnion Rr Thompson Run
Coordinates40.44196, -79.79738

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Channel/Waterway7 (Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialSteel Continuous
DesignGirder and Floorbeam
Total Length706.0 ft (215.2 m)
Max Span171.9 ft (52.4 m)
Deck Width102.4 ft (31.2 m)
Deck Area6714.2 sq m
Main Spans4
Year Built1962 (reconstructed 2009)

Traffic

Avg Daily Traffic52,457 (2023)
Truck Traffic7%
Lanes On Bridge6
Lanes Under Bridge2

Inspection & Ownership

Last Inspection723
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000001204

Nearby Bridges