Madison County Bridge Report Card
Madison County scores 53 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Madison County, Missouri
Madison County has 117 bridges in the National Bridge Inventory, with 22 rated poor and 0 rated scour-critical. Its poor-condition share of 18.8% is above the 8.8% statewide average. Poor-condition bridges carry about 11,518 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Madison County a Bridge Condition Exposure Score of 53/100 (F). The county has 117 bridges in the National Bridge Inventory, including 22 in poor condition and 0 rated scour-critical. Poor-condition bridges carry about 11,518 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 | 18.8% | 37.6 |
| Poor-condition traffic exposure | 25 | 6.2% of measured traffic | 4.6 |
| Scour-critical bridge share | 20 | 0.0% | 0.0 |
| Average age vs national baseline | 10 | 61 years vs 48 nationally | 5.1 |
| Traffic-data completeness | 5 | 186,886 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 | 18.8% |
| State Poor-Condition Share | 8.8% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 0.0% |
| Average Bridge Age | 61 years |
| Poor-Condition Traffic Exposure | 11,518 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Madison County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| Mine La Motte AVE over Saline CR | Poor condition + traffic exposure | Poor | 7,222 | 1931 |
| Mo 72 E over Turkey CR | Poor condition + traffic exposure | Poor | 1,238 | 1925 |
| RT E E over Marble CR | Poor condition + traffic exposure | Poor | 812 | 1953 |
| Co. Rd.275 over Lit ST Francois Rvr | Poor condition + traffic exposure | Poor | 500 | 1962 |
| RT M S over Shelters CR | Poor condition + traffic exposure | Poor | 390 | 1934 |
| RT M S over E Fk Big CR | Poor condition + traffic exposure | Poor | 390 | 1934 |
| Old HWY 67 / 275 over Mill CR | Poor condition + traffic exposure | Poor | 340 | 1921 |
| RT C E over Leatherwood CR | Poor condition + traffic exposure | Poor | 161 | 1955 |
| County RD #417 over Br Of 12 Mile CR | Poor condition + traffic exposure | Poor | 100 | 1922 |
| County RD #504 over Barnes CR | Poor condition + traffic exposure | Poor | 50 | 1922 |
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.