Warren County Bridge Report Card
Warren County scores 85 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Warren County, Missouri
Warren County has 151 bridges in the National Bridge Inventory, with 9 rated poor and 1 rated scour-critical. Its poor-condition share of 6.0% is at or below the 8.8% statewide average. Poor-condition bridges carry about 5,421 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Warren County a Bridge Condition Exposure Score of 85/100 (B). The county has 151 bridges in the National Bridge Inventory, including 9 in poor condition and 1 rated scour-critical. Poor-condition bridges carry about 5,421 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 | 6.0% | 11.9 |
| Poor-condition traffic exposure | 25 | 2.0% of measured traffic | 1.5 |
| Scour-critical bridge share | 20 | 0.7% | 1.3 |
| Average age vs national baseline | 10 | 39 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 273,986 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 | 6.0% |
| State Poor-Condition Share | 8.8% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 0.7% |
| Average Bridge Age | 39 years |
| Poor-Condition Traffic Exposure | 5,421 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Warren County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| RT D E over Tuque & Wolf CR | Poor condition + traffic exposure | Poor | 1,836 | 1958 |
| RT A S over Is 70 | Poor condition + traffic exposure | Poor | 1,003 | 1961 |
| Mo 94 E over Masses CR | Poor condition + traffic exposure | Poor | 971 | 1953 |
| Mo 94 E over Loutre Slu | Poor condition + traffic exposure | Poor | 971 | 1953 |
| S Stringtown RD over Smith Branch CR | Poor condition + traffic exposure | Poor | 300 | 1960 |
| Bluff RD over Trib Lake CR | Poor condition + traffic exposure | Poor | 150 | 1900 |
| Godt RD over Trib Of Indian Cam | Poor condition + traffic exposure | Poor | 150 | 1936 |
| Morsey RD over Rock Br CR | Poor condition + traffic exposure | Poor | 35 | 1928 |
| Canelos Farm RD over Br Of Camp CR | Poor condition + traffic exposure | Poor | 5 | 1987 |
| Is 70 E over Big CR | High traffic | Fair | 42,532 | 1949 |
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.