Ross County Bridge Report Card
Ross County scores 77 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Ross County, Ohio
Ross County has 355 bridges in the National Bridge Inventory, with 29 rated poor and 0 rated scour-critical. Its poor-condition share of 8.2% is above the 4.7% statewide average. Poor-condition bridges carry about 24,020 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Ross County a Bridge Condition Exposure Score of 77/100 (C). The county has 355 bridges in the National Bridge Inventory, including 29 in poor condition and 0 rated scour-critical. Poor-condition bridges carry about 24,020 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 | 8.2% | 16.3 |
| Poor-condition traffic exposure | 25 | 1.7% of measured traffic | 1.3 |
| Scour-critical bridge share | 20 | 0.0% | 0.0 |
| Average age vs national baseline | 10 | 62 years vs 48 nationally | 5.5 |
| Traffic-data completeness | 5 | 1,389,842 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 | 8.2% |
| State Poor-Condition Share | 4.7% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 0.0% |
| Average Bridge Age | 62 years |
| Poor-Condition Traffic Exposure | 24,020 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Ross County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| SR 772 over Ralston Run | Poor condition + traffic exposure | Poor | 2,704 | 1980 |
| SR 207 over Stream | Poor condition + traffic exposure | Poor | 2,409 | 1975 |
| Charleston Pike over Csx Railroad | Poor condition + traffic exposure | Poor | 2,231 | 1927 |
| Rozelle Creek RD over Rozelle Creek | Poor condition + traffic exposure | Poor | 1,517 | 1900 |
| Massieville RD over Indian Creek | Poor condition + traffic exposure | Poor | 1,384 | 1948 |
| Mt. Tabor RD over Tributary Indian Creek | Poor condition + traffic exposure | Poor | 1,336 | 1900 |
| Mt. Tabor RD over Tributary Indian Creek | Poor condition + traffic exposure | Poor | 1,336 | 1940 |
| SR 138 over Hay Run | Poor condition + traffic exposure | Poor | 1,259 | 1969 |
| Musgrove RD over Csx Railroad | Poor condition + traffic exposure | Poor | 1,173 | 1927 |
| SR 207 over Sugar Run | Poor condition + traffic exposure | Poor | 1,094 | 1934 |
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.