Overton County Bridge Report Card
Overton County scores 89 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Overton County, Tennessee
Overton County has 78 bridges in the National Bridge Inventory, with 3 rated poor and 1 rated scour-critical. Its poor-condition share of 3.8% is at or below the 4.4% statewide average. Poor-condition bridges carry about 977 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Overton County a Bridge Condition Exposure Score of 89/100 (B). The county has 78 bridges in the National Bridge Inventory, including 3 in poor condition and 1 rated scour-critical. Poor-condition bridges carry about 977 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 | 3.8% | 7.7 |
| Poor-condition traffic exposure | 25 | 0.5% of measured traffic | 0.4 |
| Scour-critical bridge share | 20 | 1.3% | 2.6 |
| Average age vs national baseline | 10 | 49 years vs 48 nationally | 0.4 |
| Traffic-data completeness | 5 | 198,288 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 | 3.8% |
| State Poor-Condition Share | 4.4% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 1.3% |
| Average Bridge Age | 49 years |
| Poor-Condition Traffic Exposure | 977 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Overton County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| Nfa 1205 (sa 6706) over R0aring River | Poor condition + traffic exposure | Poor | 564 | 1973 |
| Nfa 1207 (sa 6714) over Nettle Carrier Branch | Poor condition + traffic exposure | Poor | 383 | 1970 |
| Nfa A255 over Big Laurel Creek | Poor condition + traffic exposure | Poor | 30 | 1903 |
| Nfa A332 over Dry Hollow Creek | Scour-critical foundation rating | Fair | 10 | 1984 |
| Fap 111 over Collins Branch | High traffic | Fair | 24,407 | 1973 |
| Fap 111 over Town Creek | High traffic | Fair | 21,140 | 1987 |
| Fap 111 over Roaring River | High traffic | Fair | 16,383 | 1987 |
| Fap 111 over Branch | High traffic | Fair | 16,383 | 1988 |
| Fap 111 over Carr Creek | High traffic | Fair | 16,383 | 1988 |
| Fap 111 over Spring Creek | High traffic | Fair | 15,763 | 1987 |
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.