Montgomery County Bridge Report Card
Montgomery County scores 75 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Montgomery County, Tennessee
Montgomery County has 186 bridges in the National Bridge Inventory, with 9 rated poor and 13 rated scour-critical. Its poor-condition share of 4.8% is above the 4.4% statewide average. Poor-condition bridges carry about 26,195 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Montgomery County a Bridge Condition Exposure Score of 75/100 (C). The county has 186 bridges in the National Bridge Inventory, including 9 in poor condition and 13 rated scour-critical. Poor-condition bridges carry about 26,195 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 | 4.8% | 9.7 |
| Poor-condition traffic exposure | 25 | 1.3% of measured traffic | 1.0 |
| Scour-critical bridge share | 20 | 7.0% | 14.0 |
| Average age vs national baseline | 10 | 46 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 1,949,766 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 | 4.8% |
| State Poor-Condition Share | 4.4% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 7.0% |
| Average Bridge Age | 46 years |
| Poor-Condition Traffic Exposure | 26,195 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Montgomery County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| Nfa 1888 (sa 6317) over Big Mcadoo Creek | Poor condition + traffic exposure | Poor | 1,350 | 1959 |
| Fap 13 298336w over Ic Rr (removed) | Poor condition + traffic exposure | Poor | 17,368 | 1956 |
| Fap 12 over Brush Creek | Poor condition + traffic exposure | Poor | 4,863 | 1958 |
| Nfa 1888 (sa 6317) over Mcadoo Creek | Poor condition + traffic exposure | Poor | 968 | 1945 |
| Nfa 1861 over Budds Branch | Poor condition + traffic exposure | Poor | 648 | 1980 |
| Nfa 1880 (sa 6320) over Passenger Creek | Poor condition + traffic exposure | Poor | 338 | 1940 |
| 11th Airbne Div RD over Fletchers Fork Creek | Poor condition + traffic exposure | Poor | 300 | 1960 |
| On The Line Road over Noahs Springs Branch | Poor condition + traffic exposure | Poor | 300 | 1992 |
| Nfa A628 over Antioch Creek | Poor condition + traffic exposure | Poor | 60 | 1974 |
| I24 over Red River | Scour-critical foundation rating | Fair | 88,998 | 1972 |
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.