Milwaukee River Bridge (Milwaukee County, Wisconsin)
Built 1985
Vertical lift bridge over Milwaukee River on Wells Street (Eastbound US 18) in Milwaukee
Open to traffic

Milwaukee River Bridge (Milwaukee County, Wisconsin)
Built 1924
Bascule bridge over Milwaukee River on State Street (Westbound US 18) in Milwaukee
Open to traffic

Mine Road Bridge (Mercer County, New Jersey)
Built 1885; rehabilitated 1976
Through truss bridge over Stony Brook on Mine Road
Open to traffic

Mississippi River Bridge (Crawford County, Wisconsin)
Built 1931
Deck truss bridge over Mississippi River on WI 82
Open to traffic

Mohawk River Bridge (Albany County, New York)
Built 1891; rehabilitated 1978
Through truss bridge over Mohawk River on Peebles Island South Access Road in Waterford
Open to traffic

Montlake Cut Bridge (King County, Washington)
Built 1924; rehabilitated 1999
Bascule bridge over Montlake Cut on WA 513 in Seattle
Open to traffic

Moose River Road Extension Bridge (Lewis County, New York)
Built 1920
Through truss bridge over Moose River on Moose River Road Extension
Open to traffic

Morrell Road Bridge (Tompkins County, New York)
Built 1920; rehabilitated 1987
Pony truss bridge over Pony Hollow Creek on Morrell Road
Open to traffic

Morrison Street Bridge (Multnomah County, Oregon)
Built 1958
Bascule bridge over Willamette River on Morrison Street in Portland
Open to traffic

Morrssey Blvd. Bridge (Suffolk County, Massachusetts)
Built 1927; rehabilitated 1978
Bascule bridge over Dorchester Bay on Morrssey Blvd. in Boston
Open to traffic

Morton Corner Bridge (Piscataquis County, Maine)
Built 1931
Through truss bridge over Wilson Stream on Morton Corner in Williamantic
Open to traffic

Moss Road Bridge (Herkimer County, New York)
Built 1910; rehabilitated 1955
Through truss bridge over Erie Barge Canal on Moss Road
Open to traffic

Mott Street Bridge (Pike County, Pennsylvania)
Built 1902 by Penn Bridge Co.
Through truss bridge over Sawkill Creek on TR 426 in Milford
Closed to all traffic

Mountain View Road Bridge (Franklin County, New York)
Built 1899; rehabilitated 2003
Pony truss bridge over Mountain View Lake Outlet on Mountain View Road
Open to traffic

Mud River Bridge (Cabell County, West Virginia)
Built 1888
Through truss bridge over Mud River on CR 17
Open to traffic

Muddy Creek Bridge (Tyler County, West Virginia)
Built 1910
Pony truss bridge over Muddy Creek on CR 18/17
Open to traffic

N. Water Street Bridge (Milwaukee County, Wisconsin)
Built 1987
Bascule bridge over Milwaukee River on N. Water Street in Milwaukee
Open to traffic

Nacimiento Lake Drive Bridge (Monterey County, California)
Built 1921
Through truss bridge over San Antonio River on Nacimiento Lake Drive
Open to traffic

Napa River Bridge (Napa County, California)
Built 1949; rehabilitated 1977
Vertical lift bridge over Napa River on CA 121 in Napa
Open to traffic

Negley Bridge (Columbiana County, Ohio)
Built 1882 by the Columbia Bridge Works of Dayton, Ohio
Through truss bridge over North Fork Little Beaver Creek on TR 1026
Open to traffic

New Croton Reservoir Bridge (Westchester County, New York)
Built 1904
Through truss bridge over New Croton Resvervoir
Open to traffic

New River Bridge (Fayette County, West Virginia)
Built 1916; rehabilitated 1951
Pony truss bridge over New River on CR 25/2 & CSX Railroad in Thurmond
Open to traffic

New Swamp Road Bridge (Washington County, New York)
Built 1911
Through truss bridge over Champlain Canal on New Swamp Road
Open to traffic

North Branch Potomac River Bridge (Grant County, West Virginia)
Built 1896
Deck truss bridge over North Branch Potomac River on CR 90/2 SLS in Bayard
Closed to all traffic

North Branch Rancocas Creek Bridge (Burlington County, New Jersey)
Built 1932; rehabilitated 1977
Pony truss bridge over North Branch Rancocas Creek on Hanover Street (CR 616) in Pemberton
Open to traffic

North River Road Bridge (Washington County, New York)
Built 1907
Through truss bridge over Champlain Canal on North River Road
Open to traffic

North Wayneport Road Bridge (Wayne County, New York)
Built 1912; rehabilitated 1965
Through truss bridge over Erie Canal on North Wayneport Road
Open to traffic

Nose Rock Wash Bridge (McKinley County, New Mexico)
Built 1977
Pony truss bridge over Nose Rock Wash on CR 43
Open to traffic

NS Railroad Bridge (Mercer County, West Virginia)
Built 1941
Through truss bridge over NS Railroad on Grant Street in Bluefield
Open to traffic

Oakland Estuary Bridge (Alameda County, California)
Built 1934
Bascule bridge over Oakland Estuary on Park Street in Oakland
Open to traffic

Oakland Estuary Bridge (Alameda County, California)
Built 1939
Bascule bridge over Oakland Estuary on High Street in Oakland
Open to traffic

Ogdensburg-Prescott International Bridge (St. Lawrence County, New York)
Built 1960
Suspension bridge over St. Lawrence River at Ogdensburg
Open to traffic

Old Canal Bridge (Madison County, Illinois)
Built 1949; rehabilitated 1999
Through truss bridge over Chain of Rocks Canal on Old Chain of Rocks Road (at one time US 66) just south of I-270 in Granite City
Open to one-lane highway traffic with a dedicated bike lane

Old Cazadero Road Bridge (Sonoma County, California)
Built 1940
Pony truss bridge over Austin Creek on Old Cazadero Road
Open to traffic

Old State Road Bridge (Essex County, New York)
Built 1900; rehabilitated 1975
Pony truss bridge over AuSable River on Old State Road
Closed to all traffic

Old Williams Road Bridge (Allegany County, Maryland)
Built 1910; rehabilitated 1977
Pony truss bridge over Town Creek on Old Williams Road
Closed to all traffic

Oregon Street Bridge (Winnebago County, Wisconsin)
Built 1956; rehabilitated 1994
Bascule bridge over Fox River on Oregon Street in Oshkosh
Open to traffic

Ottauquechee River Bridge (Windsor County, Vermont)
Built 1900; rehabilitated 2002
Steel through arch bridge over Ottauquechee River on C3050 in Woodstock
Open to traffic

Ouaquaga Bridge (Broome County, New York)
Built 1888 by the Berlin Iron Bridge Co.; rehabilitated 1990
Lenticular through truss bridge over Susquehanna River on Dutchtown Road
Open to traffic

Pamlico River Bridge (Beaufort County, North Carolina)
Built 1928; rehabilitated 1966
Swing bridge over Pamlico River on US 17 in Washington
Open to traffic

Park-Harris Street Bridge (Ketchikan Gateway Borough, Alaska)
Built 1957
Pony truss bridge over Ketchikan Creek on Park-Harris Street in Ketchikan
Open to traffic

Parker Street Bridge (Monroe County, New York)
Built 1912
Pony truss bridge over Erie Canal on Parker Street in Fairport
Open to traffic

Pasquotank River Bridge (Pasquotank County, North Carolina)
Built 1931; rehabilitated 1946
Bascule bridge over Pasquotank River on US 158 in Elizabeth City
Open to traffic

Pasquotank River ICWW Bridge (Pasquotank County, North Carolina)
Built 1972
Bascule bridge over Pasquotank River ICWW on US 158 in Elizabeth City
Open to traffic

Passaic River Bridge (Passaic County, New Jersey)
Built 1900; rehabilitated 1987
Through truss bridge over Passaic River on Sixth Avenue (CR 652) in Paterson
Open to traffic

Passumpsic River Bridge (Caledonia County, Vermont)
Built 1910
Through truss bridge over Passumpsic River on C3085 in St. Johnsbury
Open to traffic

Pemigewasset River Bridge (Grafton County, New Hampshire)
Built 1939
Steel through arch bridge over Pemigewasset River on NH 175 in Woodstock
Open to traffic

Pequea Creek Bridge (Lancaster County, Pennsylvania)
Built 1912
Through truss bridge over Pequea Creek on PA 324
Open to traffic

Petaluma River Bridge (Sonoma County, California)
Built 1933; rehabilitated 1953
Bascule bridge over Petaluma River on D Street in Petaluma
Open to traffic

Pine Flats Road Bridge (Pike County, Pennsylvania)
Built 1936; rehabilitated 1964
Wooden bridge over Big Bushkill Creek on Pine Flats Road
Open to traffic

Piscataqua River Bridge (Rockingham County, New Hampshire)
Built 1921; rehabilitated 1982
Vertical lift bridge over Piscataqua River on US 1 in Portsmouth
Open to traffic

Plankington Avenue Bridge (Milwaukee County, Wisconsin)
Built 1984
Bascule bridge over Menomonee River on Plankington Avenue in Milwaukee
Open to traffic

Pleasant Vale Road Bridge (Columbia County, New York)
Built 1909; rehabilitated 1960
Pony truss bridge over Roeliff Jansen Kl on Pleasant Vale Road
Open to traffic

Podunk Road Bridge (Tompkins County, New York)
Built 1915; rehabilitated 1951
Pony truss bridge over Taughannock Creek on Podunk Road
Open to traffic

Point Pleasant Canal Bridge (Ocean County, New Jersey)
Built 1972
Vertical lift bridge over Point Pleasant Canal on NJ 13 in Point Pleasant
Open to traffic

Poplar Street Bridge (Sussex County, Delaware)
Built 1915; rehabilitated 1996
Swing bridge over Broad Creek on Poplar Street in Laurel
Open to traffic

Port Ben Road Bridge (Ulster County, New York)
Built 1915; rehabilitated 1979
Through truss bridge over Rondout Creek on Port Ben Road
Open to traffic

Port Gibson Road Bridge (Wayne County, New York)
Built 1912; rehabilitated 1986
Through truss bridge over Erie Canal on Port Gibson Road
Open to traffic

Proenty Road Bridge (Allegany County, Maryland)
Built 1926; rehabilitated 1995
Pony truss bridge over Jennings Run on Proenty Road
Open to traffic

Prospect Bridge (Marion County, Ohio)
Built 1913 by the Standard Engineering Co.; rehabilitated 1985
Through truss bridge over Scioto River on OH 47 in Prospect
Open to two-lane traffic

Quaker Bridge Road Bridge (Westchester County, New York)
Built 1930; rehabilitated 1994
Through truss bridge over Croton River on Quaker Bridge Road in Croton-on-Hudson
Open to traffic

Railroad Street Bridge (Oneida County, New York)
Built 1900; rehabilitated 1956
Through truss bridge over Mohawk River on Railroad Street in Rome
Open to traffic

Rainy River Bridge (Lake of the Woods County, Minnesota)
Built 1959
Through truss bridge over Rainy River on MN 72 in Baudette
Open to traffic

Raquette River Bridge (St. Lawrence County, New York)
Built 1934; rehabilitated 1965
Through truss bridge over Raquette River on Rooseveltown Access Road
Open to traffic

Red River Bridge (Clay County, Minnesota)
Built 1949; rehabilitated 1992
Through truss bridge over Red River of the North on CR 36
Open to traffic

Red River of the North Bridge (Cass County, North Dakota)
Built 1949; rehabilitated 1993
Through truss bridge over Red River of the North on a county highway, 4 mi. south and 6 mi. east of Gardner in Wiser Township
Open to traffic

Rickaway Branch Bridge (Lavaca County, Texas)
Built 1991
Pony truss bridge over Rickaway Branch on CR 130 in Hallettsville
Open to traffic

Riegelsville Bridge (Bucks County, Pennsylvania)
Built 1904; rehabilitated 1984
Suspension bridge over Delaware River on a spur off PA 611 in Riegelsville
Open to traffic

River Street Bridge (Essex County, New York)
Built 1878
Through truss bridge over AuSable River on River Street in Keeseville
Closed to all traffic

Robyville Covered Bridge (Penobscot County, Maine)
Built 1876; rehabilitated 1984
Covered bridge over Kenduskeag Stream on Covered Bridge Road
Open to traffic

Roma International Suspension Bridge (Starr County, Texas)
Built 1928
Suspension bridge over Rio Grande in Roma
Closed to all traffic

Rouge River Bridge (Wayne County, Michigan)
Built 1926
Bascule bridge over Rouge River on M-85 in Detroit
Open to traffic

Ryder Road Bridge (Washington County, New York)
Built 1910
Through truss bridge over Champlain Canal on Ryder Road
Open to traffic

Sacramento River Bridge (Yolo County, California)
Built 1933; rehabilitated 1949
Bascule bridge over Sacramento River on CA 113
Open to traffic

Sacramento River Bridge (Sacramento County, California)
Built 1929; rehabilitated 1955
Bascule bridge over Sacramento River on Freeport in Sacramento
Open to traffic

Sacramento River Bridge (Sacramento County, California)
Built 1923; rehabilitated 1952
Bascule bridge over Sacramento River on CA 160
Open to traffic

Sacramento River Bridge (Sacramento County, California)
Built 1923; rehabilitated 1953
Bascule bridge over Sacramento River on CA 160
Open to traffic

Saginaw River Bridge (Bay County, Michigan)
Built 1958; rehabilitated 1993
Bascule bridge over Saginaw River on M-25 in Bay City
Open to traffic

Salmon River Bridge (Oswego County, New York)
Built 1940; rehabilitated 1961
Through truss bridge over Salmon River on CR 48
Open to traffic

San Gabriel River Bridge (Milam County, Texas)
Built 1911
Through truss bridge over San Gabriel River on CR 428
Open to traffic

San Leandro Bay Bridge (Alameda County, California)
Built 1953
Bascule bridge over San Leandro Bay on CA 61 in Alameda
Open to traffic

Sandusky River CR 209 Bridge (Sandusky County, Ohio)
Built 1915 by the Champion Iron Co.
Through truss bridge over Sandusky River on CR 209 in Ballville
Open to traffic

Sandy Creek Bridge (Jefferson County, New York)
Built 1941
Pony truss bridge over Sandy Creek on CR 69 (Lowville Road)
Open to traffic

Sandy Hollow Road Bridge (Jefferson County, New York)
Built 1910; rehabilitated 1996
Pony truss bridge over Indian River on Sandy Hollow Road
Open to traffic

Sandy River Bridge (Franklin County, Maine)
Built 1916
Through truss bridge over Sandy River on Town Way in New Sharon
Closed to all traffic

Sanibel Causeway Bridge (Lee County, Florida)
Built 1963
Bascule bridge over San Carlos Bay on Sanibel Causeway in Sanibel
Open to traffic

Saugus River Bridge (Essex County, Massachusetts)
Built 1913
Bascule bridge over Saugus River on MA 107 (Western Avenue) in Lynn
Open to traffic

Saugus River Bridge (Essex County, Massachusetts)
Built 1934; rehabilitated 1990
Bascule bridge over Saugus River on MA 1A in Lynn
Open to traffic

Sauk River Bridge (Skagit County, Washington)
Built 1958
Through truss bridge over Sauk River on WA 530
Open to traffic

Schibley Road Bridge (Lewis County, New York)
Built 1942
Pony truss bridge over Moose River on Schibley Road
Open to traffic

Schroon River Bridge (Warren County, New York)
Built 1895; rehabilitated 1969
Through truss bridge over Schroon River on CR 14 (Milton Street) in Warrensburg
Open to traffic

SCL Railroad Bridge (Spartanburg County, South Carolina)
Built 1913
Through truss bridge over SCL Railroad on C-42-787 in Spartanburg
Open to traffic

Seawolf Parkway Bridge (Galveston County, Texas)
Built 1960
Bascule bridge over Pelican Island Channel on Seawolf Parkway in Galveston
Open to traffic

Shavers Fork Cheat River Bridge (Randolph County, West Virginia)
Built 1907
Through truss bridge over Shavers Fork Cheat River on CR 22
Open to traffic

Shrewsbury River Bridge (Monmouth County, New Jersey)
Built 1932; rehabilitated 1960
Bascule bridge over Shrewsbury River on NJ 36 in Highlands
Open to traffic

Skagit River Bridge (Skagit County, Washington)
Built 1953
Swing bridge over Skagit River on WA 536 in Mount Vernon
Open to traffic

Smith Road Bridge (Rock County, Wisconsin)
Built 1910
Through truss bridge over Turtle Creek on Smith Road
Open to traffic

Snake Creek Bridge (Tulsa County, Oklahoma)
Built 1909
Through truss bridge over Snake Creek on E0790(201 S)
Open to traffic

Soda Creek Road Bridge (Shasta County, California)
Built 1960
Pony truss bridge over South Fork Soda Creek on Soda Creek Road
Open to traffic

Songo River Bridge (Cumberland County, Maine)
Built 1926
Swing bridge over Songo River in Naples
Open to traffic