Groton Bridge Co.

Goshen Land Company Bridge (Rockbridge County, Virginia)
Two-span Pratt through truss bridge over Calfpasture River on Route 746 in Goshen
New Sharon Bridge (Franklin County, Maine)
Through truss bridge over Sandy River on Town Way in New Sharon
Rorig Bridge (Chautauqua County, New York)
Town Line Bridge (Cortland County, New York)
West Hickory Bridge (Forest County, Pennsylvania)
Through truss bridge over Allegheny River on PA 127