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Prison Road Bridge (Greene County Bridge No. 26)

  • Year Built: 1910
  • Type: Howe Thru Truss
  • Number of Spans: 1
  • Length: 123'
  • Width: 16'1"
  • Builder: Unknown
  • Location: Franklin Township, Greene County
  • Carries: Prison Road (TR 568) over Ten Mile Creek
  • Preservation Assistance: Unknown
  • BRKey: 18502

Built in 1910, the Prison Road Bridge is the only riveted Howe thru truss left in Pennsylvania. This single-span bridge is 123' long and 16'1" wide and is located in Franklin Township, Green County, where it carries Prison Road (TR 568) over Ten Mile Creek. This bridge is eligible for listing in the National Register of Historic Places.

The character-defining features of this bridge include the truss form (Howe thru), method of truss member end connections (riveted), structural members to include the top and bottom chords, vertical and diagonal members, sway bracing, features of the portal, and lattice railing.

To preserve this historic structure, ownership of the bridge in its entirety will be transferred to an interested party for removal to a new location. The new owner will be responsible for costs associated with removal, rehabilitation and long-term maintenance of the structure. If you or your organization is interested in assuming ownership of this historic bridge, please contact Tyra Guyton of the Pennsylvania State Historic Preservation Office at or at (717) 346-0617 or David Anthony of PennDOT District 11 at or at (412) 429-4861.