Oscoda County Bridge Report Card
Oscoda County scores 37 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Oscoda County, Michigan
Oscoda County has 15 bridges in the National Bridge Inventory, with 3 rated poor and 3 rated scour-critical. Its poor-condition share of 20.0% is above the 11.0% statewide average. Poor-condition bridges carry about 969 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Oscoda County a Bridge Condition Exposure Score of 37/100 (F). The county has 15 bridges in the National Bridge Inventory, including 3 in poor condition and 3 rated scour-critical. Poor-condition bridges carry about 969 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 | 20.0% | 40.0 |
| Poor-condition traffic exposure | 25 | 4.0% of measured traffic | 3.0 |
| Scour-critical bridge share | 20 | 20.0% | 20.0 |
| Average age vs national baseline | 10 | 36 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 24,159 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 | 20.0% |
| State Poor-Condition Share | 11.0% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 20.0% |
| Average Bridge Age | 36 years |
| Poor-Condition Traffic Exposure | 969 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Oscoda County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| Camp Ten Road over Au Sable River | Poor condition + traffic exposure | Poor | 730 | 1976 |
| Randal Road over Big Creek | Poor condition + traffic exposure | Poor | 210 | 1985 |
| Waterwheel Court over West Br Big Creek | Poor condition + traffic exposure | Poor | 29 | 2010 |
| M-33|m-72|n Mount over Au Sable River | Scour-critical foundation rating | Fair | 8,950 | 1984 |
| M-72|cripps RD over E Br Big Creek | Scour-critical foundation rating | Fair | 2,656 | 1960 |
| M-72|park RD over W Br Big Creek | Scour-critical foundation rating | Fair | 2,064 | 1957 |
| Deeter Road over West Br Big Creek | High traffic | Good | 2,100 | 2001 |
| CR 489(red Oak Rd) over Au Sable River | High traffic | Fair | 1,540 | 1959 |
| Mckinley Rd(c 600) over Perry Creek | High traffic | Good | 1,440 | 2003 |
| Mckinley Rd(c 600) over Commins Creek | High traffic | Fair | 1,440 | 2003 |
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.