Leavenworth County Bridge Report Card
Leavenworth County scores 84 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Leavenworth County, Kansas
Leavenworth County has 237 bridges in the National Bridge Inventory, with 9 rated poor and 7 rated scour-critical. Its poor-condition share of 3.8% is at or below the 5.2% statewide average. Poor-condition bridges carry about 20,138 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Leavenworth County a Bridge Condition Exposure Score of 84/100 (B). The county has 237 bridges in the National Bridge Inventory, including 9 in poor condition and 7 rated scour-critical. Poor-condition bridges carry about 20,138 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 | 3.8% | 7.6 |
| Poor-condition traffic exposure | 25 | 3.3% of measured traffic | 2.5 |
| Scour-critical bridge share | 20 | 3.0% | 5.9 |
| Average age vs national baseline | 10 | 44 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 602,499 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 | 3.8% |
| State Poor-Condition Share | 5.2% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 3.0% |
| Average Bridge Age | 44 years |
| Poor-Condition Traffic Exposure | 20,138 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Leavenworth County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| K92 HWY over 2nd Rivpk RD Riv Rr | Poor condition + traffic exposure | Poor | 12,188 | 1954 |
| St-91 Evans Road over Trib. To Tonganoxie Ck. | Poor condition + traffic exposure | Poor | 1,860 | 1986 |
| Sh-54 Golden DR over Trib. To Kansas River | Poor condition + traffic exposure | Poor | 1,850 | 1986 |
| St-26 Fairmount over Little Stranger Creek | Poor condition + traffic exposure | Poor | 1,598 | 1975 |
| B-1 Hollingsworth over Trib. To Wolf Creek | Poor condition + traffic exposure | Poor | 848 | 1985 |
| K-19 179th Street over Salt Creek | Poor condition + traffic exposure | Poor | 600 | 1972 |
| R-11 247th Street over Pony Creek | Poor condition + traffic exposure | Poor | 510 | 1985 |
| T-50 Parallel RD over Tonganoxie Creek | Poor condition + traffic exposure | Poor | 490 | 1967 |
| Griffith Road over I-70 HWY (kta) | Poor condition + traffic exposure | Poor | 194 | 1956 |
| I-70 HWY EB (kta) over Stranger Creek | Scour-critical foundation rating | Good | 17,396 | 1956 |
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.