Bridge in Shaler Township
Encyclopedia
The Bridge in Shaler Township, which carries Birchfield Road over Pine Creek
Pine Creek (Allegheny River)
Pine Creek is a tributary of the Allegheny River located in Allegheny County in the U.S. state of Pennsylvania.-Course:Pine Creek joins the Allegheny River at the borough of Etna.-Tributaries:*Little Pine Creek...

, is a single span stone arch bridge
Arch bridge
An arch bridge is a bridge with abutments at each end shaped as a curved arch. Arch bridges work by transferring the weight of the bridge and its loads partially into a horizontal thrust restrained by the abutments at either side...

 in Allegheny County, Pennsylvania
Allegheny County, Pennsylvania
Allegheny County is a county in the southwestern part of the U.S. state of Pennsylvania. As of the 2010 census, the population was 1,223,348; making it the second most populous county in Pennsylvania, following Philadelphia County. The county seat is Pittsburgh...

. The bridge was added to the National Register of Historic Places
National Register of Historic Places
The National Register of Historic Places is the United States government's official list of districts, sites, buildings, structures, and objects deemed worthy of preservation...

on June 22, 1988.
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