Gallia County Bridge Report Card
Gallia County scores 87 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Gallia County, Ohio
Gallia County has 237 bridges in the National Bridge Inventory, with 12 rated poor and 0 rated scour-critical. Its poor-condition share of 5.1% is above the 4.7% statewide average. Poor-condition bridges carry about 5,149 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Gallia County a Bridge Condition Exposure Score of 87/100 (B). The county has 237 bridges in the National Bridge Inventory, including 12 in poor condition and 0 rated scour-critical. Poor-condition bridges carry about 5,149 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 | 5.1% | 10.1 |
| Poor-condition traffic exposure | 25 | 1.0% of measured traffic | 0.7 |
| Scour-critical bridge share | 20 | 0.0% | 0.0 |
| Average age vs national baseline | 10 | 53 years vs 48 nationally | 1.9 |
| Traffic-data completeness | 5 | 527,094 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 | 5.1% |
| State Poor-Condition Share | 4.7% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 0.0% |
| Average Bridge Age | 53 years |
| Poor-Condition Traffic Exposure | 5,149 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Gallia County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| Centenary School over Clear Fork | Poor condition + traffic exposure | Poor | 869 | 1965 |
| Bladen RD over Swancreek | Poor condition + traffic exposure | Poor | 577 | 1950 |
| Bladen RD over Stream | Poor condition + traffic exposure | Poor | 577 | 1983 |
| White RD over Blosser Creek | Poor condition + traffic exposure | Poor | 522 | 1965 |
| SR 233 over Dirtyface Creek | Poor condition + traffic exposure | Poor | 491 | 1933 |
| Teens Run RD over Stream | Poor condition + traffic exposure | Poor | 391 | 1965 |
| Johnson RD over Little Claylick | Poor condition + traffic exposure | Poor | 385 | 1965 |
| Williams Hollow RD over Stream | Poor condition + traffic exposure | Poor | 385 | 1974 |
| Up Creek RD over Up Creek | Poor condition + traffic exposure | Poor | 385 | 1997 |
| C H & D Road over Dirty Face Creek | Poor condition + traffic exposure | Poor | 209 | 1965 |
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.