Cheatham County Bridge Report Card
Cheatham County scores 85 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Cheatham County, Tennessee
Cheatham County has 127 bridges in the National Bridge Inventory, with 4 rated poor and 5 rated scour-critical. Its poor-condition share of 3.1% is at or below the 4.4% statewide average. Poor-condition bridges carry about 3,727 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Cheatham County a Bridge Condition Exposure Score of 85/100 (B). The county has 127 bridges in the National Bridge Inventory, including 4 in poor condition and 5 rated scour-critical. Poor-condition bridges carry about 3,727 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 | 3.1% | 6.3 |
| Poor-condition traffic exposure | 25 | 0.6% of measured traffic | 0.5 |
| Scour-critical bridge share | 20 | 3.9% | 7.9 |
| Average age vs national baseline | 10 | 49 years vs 48 nationally | 0.7 |
| Traffic-data completeness | 5 | 583,822 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 | 3.1% |
| State Poor-Condition Share | 4.4% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 3.9% |
| Average Bridge Age | 49 years |
| Poor-Condition Traffic Exposure | 3,727 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Cheatham County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| Nfa 979 (sa 1109) over Sycamore Creek | Poor condition + traffic exposure | Poor | 577 | 1949 |
| Nfa A231 over Marrowbone Creek | Poor condition + traffic exposure | Poor | 110 | 1965 |
| Nfa A235 over Marrowbone Creek | Poor condition + traffic exposure | Poor | 2,010 | 1975 |
| Mt. Pleasant Rd. over I-40 | Poor condition + traffic exposure | Poor | 1,030 | 1960 |
| Nfa 958 (sa 1111) over Sycamore Creek | Scour-critical foundation rating | Fair | 2,630 | 1960 |
| Nfa 1933 (sa 1103) over Harpeth River | Scour-critical foundation rating | Fair | 446 | 1982 |
| Nfa A061 over Raccoon Creek | Scour-critical foundation rating | Fair | 80 | 1960 |
| I24 over 124 Rl/ Ridge Road | High traffic | Fair | 75,818 | 1973 |
| I24 over I24 Ll/ Ridge Road | High traffic | Good | 75,818 | 1973 |
| I40 over Harpeth River | High traffic | Fair | 53,557 | 1960 |
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.