Collins Engineering Co.

Bridge Street Bridge (Berkshire County, Massachusetts)
Built 1951
Pony truss bridge over Housatonic River on Bridge Street in Great Barrington
Open to traffic

Brookside Road Bridge (Berkshire County, Massachusetts)
Built 1949
Through truss bridge over Housatonic River on Brookside Road in Great Barrington
Open to traffic

Willow Street Bridge (Berkshire County, Massachusetts)
Built 1951
Pony truss bridge over Housatonic River on Willow Street in Lee
Open to traffic