Bates Creek Bridge MO 185
Steel stringer bridge over Bates Creek on Mo 185 S
Open to traffic
Built 1963

Big River Bridge
Steel stringer bridge over Big River on Route C in Belgrade
Open to traffic
Built 1934

Big River Bridge
Steel stringer bridge over Big River on CR 511 in Potosi
Open to traffic
Built 1968

Big River Bridge
Stringer bridge over Big River on Mo 21 S
Open to traffic
Built 1988

Big River Bridge
Steel stringer bridge over Big River on Route U
Open to traffic
Built 1958

Brazil Creek Bridge
Bridge over Brazil Creek on Route W
Open to traffic
Built 1963

Breton Creek Bridge
Bridge over Breton Creek on Lead Street in Potosi
Open to traffic
Built 1972

Breton Creek Bridge
Bridge over Breton Creek on Water Street in Potosi
Open to traffic
Built 1950

Breton Creek Bridge
Bridge over Breton Creek on Hall Street in Potosi
Open to traffic
Built 1965

Breton Creek Bridge
Bridge over Breton Creek on Mill Street in Potosi
Open to traffic
Built 1965

Breton Creek Bridge
Stringer bridge over Breton Creek on Mo 8 E in Potosi
Open to traffic
Built 2002

Breton Creek Old MO 21 Bridge
Concrete bridge over Breton Creek on Old MO 21 (CR 615) south of Potosi
Open to traffic
Built 1925

Cedar Creek Bridge
Lost two-span through truss bridge over Cedar Creek on CR 540
Replaced by a new bridge
Built 1918 by R.L. Miller

Cedar Creek Bridge Route M
Steel stringer bridge over Cedar Creek on Route M
Open to traffic
Built 1972

Cedar Creek MO 32 Bridge
Through truss bridge over Cedar Creek on MO 32 near Caledonia
Open to traffic
Built 1934

Forche-A-Renault Creek
Steel stringer bridge over Fourche-A-Renault on Mo 185 S
Open to traffic
Built 1940

Fourche Renault Old MO 8 Bridge
Pony truss bridge over Fourche a Renault on Old MO 8 (CR 214) west of Potosi
Open to traffic
Built 1922; made obsolete by a new bridge in 1965

Fourche-A-Renault Bridge
Concrete tee beam bridge over Fourche-A-Renault on Route AA
Open to traffic
Built 1960

Hazel Creek Bridge
Steel stringer bridge over Hazel Creek on CR 657
Open to traffic
Built 1955

Indian Creek Bridge
Steel stringer bridge over Indian Creek on Mo 185 S
Open to traffic
Built 1961

Irondale Bridge
Stone arch bridge over Dry Creek on the Iron Mountain Railroad (now UPRR) north of Irondale in Irondale
Open to railroad traffic
Built 1856

Irondale Main Street Bridge
Lost concrete bridge over Mill Creek on Main Street at Irondale
Replaced by a new bridge
Built ca. 1930; replaced 2007

Irondale Railroad Bridge
Deck truss bridge over Big River on the Iron Mountain Railroad (now UPRR) north of Irondale
Open to railroad traffic

Irondale School Bridge
Concrete slab footbridge over Mill Creek on a sidewalk leading to the abandoned Irondale School
Open to pedestrians

Lost Creek MO 32 Bridge
Concrete tee beam bridge over Lost Creek on Mo 32 E
Open to traffic
Built 1934

Mid Fork Fourche-A-R Bridge
Steel stringer bridge over Mid Fork Fourche-A-R on Mo 8 E
Open to traffic
Built 1965

Mill Creek Bridge
Concrete tee beam bridge over Mill Creek on Route M
Open to traffic
Built 1935

Mill Creek MO 47
Steel stringer bridge over Mill Creek on Mo 47 S
Open to traffic
Built 1964

Millers Swan Branch Bridge
Steel stringer bridge over Millers Swan Branch on Mo 185 S
Open to traffic
Built 1961

Mine Au Breton Creek Bridge
Culvert bridge over Mine Au Breton Creek on Route P
Open to traffic
Built 1995

Mineral Fork Creek Bridge
Stringer bridge over Mineral Fork Creek on Mo 47 S
Open to traffic
Built 1981

Missouri Street Bridge
Pony truss bridge over Breton Creek on Missouri Street in Potosi, just south of the courthouse
Not accsesible from main street

N Fork Fourche-A-Ren Bridge
Steel stringer bridge over N Fork Fourche-A-Ren on Mo 8 E
Open to traffic
Built 1965; rehabilitated 1986

Old Mines Bridge
Lost pony truss bridge over Old Mines Creek on MO 21
Replaced by a new bridge
Built 1923; rehabilitated 1933; replaced Summer 2007

Old Mines Creek Bridge
Culvert bridge over Old Mines Creek on Mo 47 S
Open to traffic
Built 1933

Olds Mines Creek Bridge
Stringer bridge over Olds Mines Creek on Mo 47 S
Open to traffic
Built 2001

Race Creek Bridge
Culvert bridge over Race Creek on Mo 8 E
Open to traffic
Built 1922; rehabilitated 1965

Summit Bridge
Abandoned concrete bridge over the Union Pacific Railroad on Old MO 8, east of Potosi

Bypassed 1968

Tiff Bridge
Railroad bridge over a low-water road bridge over Tiff Creek
Open to traffic on a one-lane paved road
Railroad bridge built 1929 by Missouri Pacific (now Union Pacific) on the Iron Mountain Line. Low-water bridge tacked on later.

Up Rr Bridge
Steel stringer bridge over Up Rr on Mo 8 E
Open to traffic
Built 1968

Up Rr Bridge
Steel stringer bridge over Up Rr on Mo 8 E
Open to traffic
Built 1968

Wallen Creek Bridge
Concrete tee beam bridge over Wallen Creek on Route U
Open to traffic
Built 1956

Wallen Creek Route M
Concrete tee beam bridge over Wallen Creek on Route M
Open to traffic
Built 1935

Washington State Park Bridge
Closed through truss bridge over Big River just northeast of Washington State Park
Closed to all traffic
Built 1885-86 at Lemay Ferry by the St. Louis Bridge & Iron Co.; relocated here in 1917