Londonderry Township, Pennsylvania

North Union Street Overpass (Dauphin County, Pennsylvania)
Built 1950 by the PTC
Concrete frame bridge on PA Route 441 over the PA Turnpike
Open to traffic

Round Top Road Overpass (Dauphin County, Pennsylvania)
Built 1950 by the PTC
Pony/through plate girder bridge over PA Turnpike/I-76 on Rount Top Road/SR 2005 in Londonderry Township
Open to traffic

Route 341 Overpass (Dauphin County, Pennsylvania)
Built 1950 by the PTC
Pony/through girder bridge over PA Turnpike/I-76 on PA Route 341 in Londonderry Township
Open to traffic