Dover Boiler Works

Back Brook Bridge (Hunterdon County, New Jersey)
Built 1914
"Lost" pony truss bridge over Back Brook on CR 609 (Manners Road)
Exists but no longer functional

Meadow Lane Bridge (Hunterdon County, New Jersey)
Built 1900
Pony truss bridge over North Branch Rockaway Creek on Meadow Lane
Open to traffic

Upper Kingtown Road Bridge (Hunterdon County, New Jersey)
Built 1919
Pony truss bridge over Capoolong Creek on Upper Kingtown Road
Open to traffic

Valley Road Bridge (Hunterdon County, New Jersey)
Built 1900
Pony truss bridge over Musconetcong River on Valley Road
Open to traffic