Campbell County Bridge Report Card
Campbell County scores 100 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Campbell County, South Dakota
Campbell County has 16 bridges in the National Bridge Inventory, with 0 rated poor and 0 rated scour-critical. Its poor-condition share of 0.0% is at or below the 16.1% statewide average.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Campbell County a Bridge Condition Exposure Score of 100/100 (A). The county has 16 bridges in the National Bridge Inventory, including 0 in poor condition and 0 rated scour-critical. Poor-condition bridges carry about 0 daily vehicle crossings. Poor condition does not mean unsafe; bridges judged unsafe are closed or restricted by transportation agencies.
How the Score Breaks Down
| Factor | Weight | County Value | Penalty |
|---|---|---|---|
| Poor-condition bridge share | 40 | 0.0% | 0.0 |
| Poor-condition traffic exposure | 25 | 0.0% of measured traffic | 0.0 |
| Scour-critical bridge share | 20 | 0.0% | 0.0 |
| Average age vs national baseline | 10 | 47 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 6,216 measured daily crossings | 0.0 |
Score = 100 minus weighted penalties. The score is a comparative research signal, not an official safety rating. Read the full methodology.
County Comparisons
| County Poor-Condition Share | 0.0% |
| State Poor-Condition Share | 16.1% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 0.0% |
| Average Bridge Age | 47 years |
| Poor-Condition Traffic Exposure | 0 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Campbell County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| Us083 over Spring Ck | High traffic | Good | 1,095 | 2006 |
| Us083 over Mcclarem Lk Outlet | High traffic | Good | 1,095 | 2006 |
| Us083 over Ck | High traffic | Good | 1,095 | 2006 |
| Us083 over Ck | High traffic | Good | 949 | 2011 |
| Sd010 over Lake Pocasse Lk | High traffic | Fair | 387 | 1961 |
| Sd010 over Br Spring Ck | High traffic | Fair | 387 | 1961 |
| 108th Street over Creek | High traffic | Fair | 288 | 1971 |
| 304th Avenue over Spring Creek | High traffic | Fair | 180 | 1954 |
| Sd1804 over Oahe Reservoir Lk | High traffic | Fair | 147 | 1980 |
| State HWY 10 over Spring Creek & Reservoir | High traffic | Fair | 129 | 1961 |
Important safety note
Poor condition does not mean a bridge is unsafe. It means at least one major component has significant deterioration and the bridge is a priority for maintenance, repair, or replacement. Bridges judged unsafe are closed or restricted by transportation agencies.