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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I-376, US-22, US-30 (Penn Lincoln Parkway / Parkway East) Over 9 Mile Run and Commercial Street in Pittsburgh: Allegheny County, Pennsylvania, United States
Concrete Open Spandrel Deck Arch, Fixed and Approach Spans: Concrete T-Beam, Fixed
Length: 863 ft.
Main Span: 176 ft.
Main Spans: 3
Built 1950
By: Dinardo Incorporated of Pittsburgh, Pennsylvania
and Richardson, Gordon, and Associates of Pittsburgh, Pennsylvania (George S. Richardson)
I-376, US-22, US-30 (Penn Lincoln Parkway / Parkway East) Over 4 Mile Run and Various Streets and Railroad in Pittsburgh: Allegheny County, Pennsylvania, United States
Metal Continuous 12 Panel Rivet-Connected Arch, Fixed and Approach Spans: Metal Deck Girder, Fixed
Length: 1,015 ft.
Main Span: 264 ft.
Roadway: 92 ft.
Main Spans: 4
Built 1951
By: B. Perini and Sons of Framingham, Massachusetts
and Pennsylvania State Highway Department
