Washington County Bridge Report Card
Washington County scores 70 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Washington County, Oklahoma
Washington County has 215 bridges in the National Bridge Inventory, with 24 rated poor and 4 rated scour-critical. Its poor-condition share of 11.2% is above the 7.5% statewide average. Poor-condition bridges carry about 19,918 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Washington County a Bridge Condition Exposure Score of 70/100 (C). The county has 215 bridges in the National Bridge Inventory, including 24 in poor condition and 4 rated scour-critical. Poor-condition bridges carry about 19,918 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 | 11.2% | 22.3 |
| Poor-condition traffic exposure | 25 | 4.7% of measured traffic | 3.5 |
| Scour-critical bridge share | 20 | 1.9% | 3.7 |
| Average age vs national baseline | 10 | 43 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 428,110 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 | 11.2% |
| State Poor-Condition Share | 7.5% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 1.9% |
| Average Bridge Age | 43 years |
| Poor-Condition Traffic Exposure | 19,918 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Washington County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| 7420c Major over Fish Creek | Poor condition + traffic exposure | Poor | 746 | 1970 |
| 7439c over Fish Creek | Poor condition + traffic exposure | Poor | 375 | 1981 |
| N3950 over North Fork Creek | Poor condition + traffic exposure | Poor | 100 | 1950 |
| N4000 over Fish Creek | Poor condition + traffic exposure | Poor | 100 | 2022 |
| Fau 6112 (tuxedo B over Coon Creek | Poor condition + traffic exposure | Poor | 7,000 | 1985 |
| Fau 6112 (tuxedo B over Caney River | Poor condition + traffic exposure | Poor | 5,000 | 1958 |
| N3934 (sunset BLVD over Butter Creek | Poor condition + traffic exposure | Poor | 2,500 | 1965 |
| Fas 7409 over Butler Creek | Poor condition + traffic exposure | Poor | 1,000 | 1965 |
| 7434c Major over Keeler Creek | Poor condition + traffic exposure | Poor | 902 | 1941 |
| 7436c Major over Caney River | Poor condition + traffic exposure | Poor | 311 | 1983 |
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.