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Flat Road Bridge

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Most Recent Visit To Bridge: July 1, 2006

Key Facts

Bridge Name

Type Road Location City Crossing
Flat Road Bridge Truss Flat Road Warren County, PA Rural West Branch Caldwell Creek

Technical Facts

Construction Date

Rehabilitation Date

Structure Length Deck Width
c. 1910 c. 1996 54 Feet 12 Feet

Other than the fact that it is missing the deck, this is a truss bridge in decent condition, that I personally feel deserves to be restored for light vehicular traffic. The bridge is noteworthy for its fairly heavy skew, which is very easy to note with the deck off, revealing the angle of the floor beams. The bridge retains original lattice railings. This bridge is truly in the middle of nowhere, although the area seems to be a popular hideout for campers and fishing activities.

Information and Findings From Pennsylvania's Historic Bridge Inventory

Discussion of Bridge

The riveted, single span, 54'-long, Warren with verticals pony truss bridge dates stylistically to ca. 1910. Ca. 1996 short steel angles were welded between the end posts and lower chords near the bearings, sections of the lower chords were replaced in kind, and the connections on a number of diagonals were changed from rivets to bolts. The bridge, an undistinguished example of its technology, has no innovative or distinctive details. Riveted truss bridges have been used in the state since ca. 1890. This altered example is not historically or technologically significant.

Discussion of Surrounding Area

The bridge carries 1 lane of an unimproved road over a stream in a wooded area that does not have historic district potential.

Bridge Considered Historic By Survey: No

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