Benezette Bridge [Map] Through truss bridge over Bennet Branch Sinnemahoning River on TR 423 in BenezetteOpen to trafficBuilt 1894 BPRR - Clarion River Bridge [Map] Double-intersection Warren through truss bridge over Clarion River on Buffalo and Pittsburgh RailroadOpen to traffic
Clarion River Bridge [Map] Through truss bridge over Clarion River on TR 314Open to trafficBuilt 1901 by Nelson & Buchanan
Clarion River Bridge [Map] Lost through truss bridge over Clarion River on Grant StreetReplaced by new bridgeBuilt 1933; replaced 1994
Dents Run Bridge [Map] Lost pony truss bridge over Dents Run on TR 427Replaced by new bridgeBuilt 1902; replaced 1997 Little Toby Creek Bridge [Map] Concrete arch bridge over Little Toby Creek on TR 521Open to trafficBuilt 1916 by the Farris Engineering Co.
Mill Pond Bridge [Map] Concrete tee beam bridge over Mill Pond on Sr 1005Open to trafficBuilt 1928
Shanley Road Bridge [Map] Lost two-span through truss bridge over Clarion River on Shanley Road (TR 308)Replaced by a new bridgeBuilt 1891; replaced 2004; demolished 2007
Spring Creek Bridge [Map] Through truss bridge over Spring Creek on TR 301DemolishedBuilt 1898; rehabilitated 1997
West Creek Bridge [Map] Pony truss bridge over West Creek on TR 432 in St. MarysDemolished and replaced with a slab of concrete.Built 1906 by Groton Bridge Co.; rehabilitated ca. 1975