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Historic Bridges: Tinkers Run and Main Street

Special Bridge Conditions Legend: R - Former location of relocated bridge. ! - At risk for demolition or destruction. X - Confirmed demolished or collapsed. S  - Dismantled and/or in storage. L -  Severe loss of historic integrity due to alteration.


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Total Bridges Found: 1

Irwin Viaduct
HSRNational HSR. Local HSR.
Click to visit page.
US-30 Over Tinkers Run and Main Street in Irwin: Westmoreland County, Pennsylvania, United States
Metal Continuous Stringer (Multi-Beam), Fixed
Length: 524 ft. Main Span: 75 ft. Roadway: 50 ft. Main Spans: 8
Built 1939 By: Unknown and Pennsylvania State Highway Department
This viaduct is noted for its continuous design and use of rolled H section.

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