Bridge conditions in Inyo County, California
69 inventoried bridges · 2 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
2 of the 69 bridges the federal inventory lists in Inyo County are rated poor; the rest split 46 good and 21 fair.
- 2 of the 69 bridges in Inyo County, California, are rated in poor condition (2.9%) in the 2025 National Bridge Inventory, as of .
- 46 bridges (66.7%) are rated good and 21 (30.4%) fair.
- The median Inyo County bridge was built in 1983.
- The busiest poor-rated bridge is Bell Access Rd over Oak Creek (built 1940), carrying about 50 vehicles a day.
Good 66.7% · Fair 30.4% · Poor 2.9% of 69 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 |
|---|---|---|---|
| Bell Access Rd over Oak Creek | 1940 | 50 | Poor |
| Cottonwood Gates over Los Angeles Aqueduct | 1927 | 50 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| U.S. Highway 395 over North Fork Bishop Creek | 1971 | 21,550 | Fair |
| U.S. Highway 395 over Bishop Crk Overflow Chnl | 1985 | 21,550 | Good |
| U.S. Highway 395 over Lower Rock Creek | 1975 | 15,000 | Good |
| US Highway 395 over Big Pine Creek | 1993 | 13,500 | Good |
| US Highway 395 over Los Angeles Aqueduct | 1928 | 12,600 | Good |
| State Route 168 over Owens River | 1974 | 8,820 | Good |
| State Route 168 over North Fork Bishop Creek | 1982 | 8,000 | Fair |
| State Route 168 over South Fork Bishop Creek | 1982 | 8,000 | Good |
| State Route 168 over Bishop Creek Overflow | 1985 | 8,000 | Good |
| US Highway 395 SB over Los Angeles Aqueduct | 1979 | 6,400 | Good |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of California: California 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.