Status: No longer exists
Location: 45.167778,-102.712778
Carries CEDAR CANYON RD over Moreau River
Design: truss/through
Design Details: Through truss
Total Length: 129.9 Feet
Span Length: 129.9 Feet
Overview: Lost through truss bridge over Moreau River on a county road, 12 mi. west and 26.3 mi. south of Bison
History: Built ca. 1940; replaced 2005
Built: ca. 1940
Location: Perkins County
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Status: Replaced by a new bridge on a new alignment. Bridge removed afterwards
Location: 45.668287,-102.742079
Carries Divide Road over South Fork Grand River
Design: truss/through
Design Details: Through truss
Total Length: 100.1 Feet
Span Length: 100.1 Feet
Overview: Lost Through truss bridge over South Fork Grand River on Divide Road, 13.9 mi. west and 9.4 mi. north of Bison
History: Built 1912 by the Canton Bridge Co.; replaced 2000
Built: 1912
Location: Perkins County
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Status: Intact but closed to all traffic
Location: 45.256333,-102.263163
Carries Farm Road over Rabbit Creek
Design: truss/pony/pratt
Design Details: Pratt pony truss
Total Length: 61.0 Feet
Span Length: 60.0 Feet
Overview: Pratt pony truss bridge over Rabbit Creek on Farm Road
History:
Built: 1916
Location: Perkins County
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Status: Intact but closed to all traffic
Location: 45.439518,-102.908727
Carries Old Zeona Road over Rabbit Creek
Design: beam/stringer/steel
Design Details: Steel stringer
Total Length: 61.0 Feet
Span Length: 29.9 Feet
Overview: Steel stringer bridge over Rabbit Creek on Old Zeona Road
History: Built 1930 bypassed 1994
Built: 1930
Location: Perkins County
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Status: Derelict/abandoned
Location: 45.078748,-102.140247
Carries Abandoned County Road over Flint Rock Creek
Design: truss/pony
Design Details: Pony truss
Total Length: 42.0 Feet
Span Length: 42.0 Feet
Overview: Pony truss bridge over Flint Rock Creek on Abandoned County Road
History: Built 1916
Built: 1916
Location: Perkins County
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Status: Open to traffic
Location: 45.302980,-102.054588
Carries Old County Road over Thunder Butte Creek
Design: truss/pony/warren
Design Details: Warren pony truss
Total Length: 41.0 Feet
Span Length: 40.0 Feet
Overview: Warren pony truss bridge over Thunder Butte Creek on Old County Road
History: Built 1930
Built: 1930
Location: Perkins County
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Status: Replaced by a new bridge
Location: 45.654315,-102.889006
Carries White Hill Road over South Fork Grand River
Design: truss/pony
Design Details: Pony truss
Total Length: 124.0 Feet
Span Length: 60.0 Feet
Overview: Lost Pony truss bridge over South Fork Grand River on White Hill Road
History: Built 1920, replaced 1997
Built: 1920
Location: Perkins County
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Status: Replaced by a new bridge
Location: 45.090425,-102.900601
Carries Zeonia Road over South Fork Moreau River
Design: truss/pony
Design Details: Pony truss
Total Length: 200.1 Feet
Span Length: 65.0 Feet
Overview: Lost Pony truss bridge over South Fork Moreau River on Zeonia Road
History: Built 1930, replaced 1996
Built: 1930
Location: Perkins County
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Special Bridge Conditions Legend: R - Former location of relocated bridge. ! - At risk for demolition or destruction. X - Confirmed demolished or collapsed. S - Dismantled and/or in storage. L - Severe loss of historic integrity due to alteration.
