Status: Open to traffic
Location: 45.891242,-101.489424
Carries IRR County Road over Hump Creek
Design: truss/pony
Design Details: Pony truss
Total Length: 42.0 Feet
Span Length: 39.0 Feet
Overview: Pony truss bridge over Hump Creek on an IRR County Road, 2.5 mi. east and 2 mi. south of Watauga
History: Built 1930
Built: 1930
Location: Corson County
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Status: Intact but closed to all traffic
Location: 45.870414,-100.830941
Carries Local Road over Oak Creek
Design: truss/pony/kingpost
Design Details: Kingpost pony truss
Total Length: 0.0 Feet
Span Length: 0.0 Feet
Overview: Kingpost pony truss bridge over Oak Creek on Local Road
History: Built 1911
Built: 1911
Location: Corson County
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Status: Removed but not replaced
Location: 45.530771,-101.321720
Carries Unnamed Road over Firesteel Creek
Design: truss/pony/kingpost
Design Details: Kingpost pony truss
Total Length: 38.1 Feet
Span Length: 36.1 Feet
Overview: Lost Kingpost pony truss bridge over Firesteel Creek on Unnamed Road
History: Built 1910; Lost
Built: 1910
Location: Corson County
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Status: Derelict/abandoned
Location: 45.920244,-101.548852
Carries Abandoned Road over Hump Creek
Design: truss/pony/warren
Design Details: Warren pony truss
Total Length: 36.1 Feet
Span Length: 36.1 Feet
Overview: Abandoned warren pony truss bridge over Hump Creek on Abandoned Road
History: Built 1930
Built: 1930
Location: Corson County
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Status: Open to traffic
Location: 45.583553,-100.490162
Carries State Route 1806 over Grand River
Design: truss/deck/warren
Design Details: Warren deck truss
Total Length: 0.0 Feet
Span Length: 0.0 Feet
Overview: Warren deck truss bridge over Grand River on State Route 1806
History:
Built:
Location: Corson County
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407738
Grand River Bridge
View from above
Cdn.southdakota.com
Status: Open to traffic
Location: 45.919488,-101.131046
Carries BNSF Railway over Stink Creek
Design: arch/deck/closed
Design Details: Closed-spandrel arch
Total Length: 14.0 Feet
Span Length: 14.0 Feet
Overview: Closed-spandrel arch bridge over Stink Creek on BNSF Railway
History:
Built:
Location: Corson 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.
