Knox Road (TR-347, Donley Road, Jackson Avenue) Over South Branch Bear Creek in Rural: Armstrong County, Pennsylvania and Butler County, Pennsylvania, United States
Metal 8 Panel Rivet-Connected Warren Pony Truss, Fixed
Length: 83 ft.
Main Span: 77 ft.
Roadway: 17.7 ft.
Main Spans: 1
Built 1913
By: Farris Engineering (Bridge) Company of Pittsburgh, Pennsylvania
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.