Fay, Spofford & Thorndike

of Burlington, Massachusetts
Chelsea Street Bridge (Old) (Suffolk County, Massachusetts)
Built 1936
Bascule bridge over Chelsea River on Chelsea Street in Boston
Replaced by a new bridge

Cowles Bridge (Hampden County, Massachusetts)
Built 1916
Concrete arch bridge over Little River on US 202/MA 10 in Westfield
Open to traffic

Crown Point Bridge (Essex County, New York)
Consulting engineers, 1929
Lost through and deck truss bridge over Lake Champlain on NY 185/VT 17
No longer exists

King's Bridge (Hampden County, Massachusetts)
Design, 1939
Lost Truss bridge over Quaboag River in Brimfield
Replaced by a new bridge

Westfield River Bridge (Hampden County, Massachusetts)
Built 1938
Through truss bridge over Westfield River on US 202/MA 10 (Elm Street) in Westfield
Open to traffic