Historic Bridges of the U.S.

Branch Long Green Creek Bridge (Baltimore County, Maryland)
Built 1915
Concrete arch bridge over a branch of Long Green Creek on MD 147
Open to traffic

Gunpowder Falls Bridge (Baltimore County, Maryland)
Built 1929
Concrete arch bridge over Gunpowder Falls on MD 147
Open to traffic

Haystack Branch Bridge (Baltimore County, Maryland)
Built 1915
Concrete arch bridge over Haystack Branch on MD 147
Open to traffic

Little Gunpowder Falls Bridge (Baltimore County, Maryland)
Built 1928
Concrete arch bridge over Little Gunpowder Falls on MD 147
Open to traffic