Back River Bridge
Swing bridge over Back River on SA 5 in Boothbay
Open to traffic
Built 1931; rehabilitated 1983

Back River Bridge
Wooden bridge over Back River (Tidal Pass) on Barters Island Road (SA 5) in Boothbay
Open to traffic
Built 1930; rehabilitated 1983

Dock Road Bridge
Through truss bridge over Sheepscot River on Dock Road in Alna
Open to traffic
Built 1936

Eastern River Bridge
Through truss bridge over Eastern River on ME 197 in Dresden
Open to traffic
Built 1936

Kennebec River Bridge
Swing bridge over Kennebec River on ME 197 in Richmond
Open to traffic
Built 1931; rehabilitated 1988

The Gut Bridge
Swing bridge over The Gut on 129 in South Bristol
Open to traffic
Built 1933; rehabilitated 1984

Townsend Gut Bridge
Swing bridge over Townsend Gut on ME 27 in Southport
Open to traffic
Built 1939; rehabilitated 1987

Trails End Road
Wooden bridge over Mdot Railroad on Trails End Road in Newcastle
Open to traffic
Built 1933; rehabilitated 1999