Douglas County Bridge Report Card
Douglas County scores 79 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Douglas County, Missouri
Douglas County has 75 bridges in the National Bridge Inventory, with 5 rated poor and 0 rated scour-critical. Its poor-condition share of 6.7% is at or below the 8.8% statewide average. Poor-condition bridges carry about 1,209 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Douglas County a Bridge Condition Exposure Score of 79/100 (C). The county has 75 bridges in the National Bridge Inventory, including 5 in poor condition and 0 rated scour-critical. Poor-condition bridges carry about 1,209 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 | 6.7% | 13.3 |
| Poor-condition traffic exposure | 25 | 2.6% of measured traffic | 1.9 |
| Scour-critical bridge share | 20 | 0.0% | 0.0 |
| Average age vs national baseline | 10 | 62 years vs 48 nationally | 5.8 |
| Traffic-data completeness | 5 | 47,011 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 | 6.7% |
| State Poor-Condition Share | 8.8% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 0.0% |
| Average Bridge Age | 62 years |
| Poor-Condition Traffic Exposure | 1,209 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Douglas County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| Mo 76 E over Indian CR | Poor condition + traffic exposure | Poor | 852 | 1948 |
| Mo 76 E over Clifty CR | Poor condition + traffic exposure | Poor | 247 | 1936 |
| County RD O-527 over Williams CR | Poor condition + traffic exposure | Poor | 50 | 1930 |
| County RD 14-279 over N Fk Of White Rvr | Poor condition + traffic exposure | Poor | 30 | 1914 |
| County RD C-232 over Bryant CR | Poor condition + traffic exposure | Poor | 30 | 1960 |
| Mo 5 S over Bryant CR | High traffic | Fair | 5,340 | 1958 |
| Mo 5 S over Fk Castro CR | High traffic | Fair | 5,340 | 1958 |
| Mo 5 S over N Spring CR | High traffic | Fair | 3,895 | 1923 |
| Mo 14 E over Cowskin CR | High traffic | Fair | 2,358 | 1933 |
| Mo 14 E over Cowskin Creek | High traffic | Good | 2,358 | 2011 |
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.