Bridge conditions in Lincoln County, Washington
180 inventoried bridges · 11 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
The federal inventory lists 180 bridges in Lincoln County: 102 rated good, 67 fair, and 11 poor.
- 11 of the 180 bridges in Lincoln County, Washington, are rated in poor condition (6.1%) in the 2025 National Bridge Inventory, as of .
- 102 bridges (56.7%) are rated good and 67 (37.2%) fair.
- The median Lincoln County bridge was built in 1970.
- The busiest poor-rated bridge is I-90 over Doerschlag Rd (built 1968), carrying about 10,667 vehicles a day.
Good 56.7% · Fair 37.2% · Poor 6.1% of 180 bridges
Bridges rated poor
Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-90 over Doerschlag Rd | 1968 | 10,667 | Poor |
| SR 23 over Crab Creek | 1948 | 377 | Poor |
| SR 21 over Sinking Creek | 1950 | 267 | Poor |
| Seventh Street over Cottonwood Creek | 1930 | 200 | Poor |
| Duck Lake Road over Duck Creek | 1972 | 120 | Poor |
| Naff Road over Crab Creek | 1936 | 50 | Poor |
| Geib Road 43910 over Corbett Draw | 1940 | 35 | Poor |
| Blenz Road 45130 over Sinking Creek | 1936 | 22 | Poor |
| Zellmer Road over Crab Creek | 1918 | 21 | Poor |
| Gilliland Road over Crab Creek | 1959 | 17 | Poor |
| Lakeview Ranch over Crab Creek | 2004 | 4 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-90 over Brown Road | 1967 | 10,697 | Fair |
| I-90 over Brown Road | 1967 | 10,697 | Fair |
| I-90 over Doerschlag Rd | 1968 | 10,667 | Fair |
| I-90 over Doerschlag Rd | 1968 | 10,667 | Poor |
| I-90 over SR 23 | 1967 | 10,191 | Fair |
| I-90 over SR 23 | 1967 | 10,191 | Fair |
| US 2 over Cottonwood Creek | 1960 | 6,100 | Fair |
| US 2 over Np Ry | 1958 | 5,589 | Good |
| US 2 over Cottonwood Creek | 1989 | 5,589 | Good |
| US 2 over Goose Creek | 1931 | 3,715 | Good |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Washington: Washington bridge conditions by county · every download on the data page.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.