Jefferson County Bridge Report Card
Jefferson County scores 85 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Jefferson County, Oklahoma
Jefferson County has 150 bridges in the National Bridge Inventory, with 8 rated poor and 3 rated scour-critical. Its poor-condition share of 5.3% is at or below the 7.5% statewide average. Poor-condition bridges carry about 464 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Jefferson County a Bridge Condition Exposure Score of 85/100 (B). The county has 150 bridges in the National Bridge Inventory, including 8 in poor condition and 3 rated scour-critical. Poor-condition bridges carry about 464 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 | 5.3% | 10.7 |
| Poor-condition traffic exposure | 25 | 0.5% of measured traffic | 0.4 |
| Scour-critical bridge share | 20 | 2.0% | 4.0 |
| Average age vs national baseline | 10 | 48 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 85,996 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 | 5.3% |
| State Poor-Condition Share | 7.5% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 2.0% |
| Average Bridge Age | 48 years |
| Poor-Condition Traffic Exposure | 464 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Jefferson County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| E2020 over N. Mud Creek | Poor condition + traffic exposure | Poor | 90 | 1939 |
| E1930 over Beaver Creek | Poor condition + traffic exposure | Poor | 50 | 1939 |
| E2170 over Creek | Poor condition + traffic exposure | Poor | 50 | 1993 |
| 3446c Major over Cow Creek | Poor condition + traffic exposure | Poor | 100 | 1993 |
| E1950 over Creek | Poor condition + traffic exposure | Poor | 75 | 1939 |
| E2050 over Creek | Poor condition + traffic exposure | Poor | 50 | 1940 |
| N2760 over Creek | Poor condition + traffic exposure | Poor | 25 | 1940 |
| 3432c over Creek | Poor condition + traffic exposure | Poor | 24 | 1960 |
| U.s. 70 over Creek | High traffic | Good | 3,000 | 1932 |
| U.s. 81 over Creek | High traffic | Good | 2,900 | 1929 |
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.