Bridge conditions in Major County, Oklahoma
266 inventoried bridges · 20 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
The federal inventory lists 266 bridges in Major County: 48 rated good, 198 fair, and 20 poor.
- 20 of the 266 bridges in Major County, Oklahoma, are rated in poor condition (7.5%) in the 2025 National Bridge Inventory, as of .
- 48 bridges (18.0%) are rated good and 198 (74.4%) fair.
- The median Major County bridge was built in 1990.
- The busiest poor-rated bridge is E0530 over Hoyle Creek (built 1976), carrying about 350 vehicles a day.
Good 18.0% · Fair 74.4% · Poor 7.5% of 266 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 |
|---|---|---|---|
| E0530 over Hoyle Creek | 1976 | 350 | Poor |
| E0520 over Creek | 1986 | 150 | Poor |
| N2500 over Deep Creek | 1940 | 100 | Poor |
| E0400 over Creek | 1971 | 100 | Poor |
| E0390 over Turkey Creek | 1972 | 100 | Poor |
| N2392 over West Barney Creek | 1976 | 100 | Poor |
| E0520 over Cheyenne Creek | 1978 | 100 | Poor |
| N2580 over Creek | 1984 | 100 | Poor |
| N2520 over Cottonwood Creek | 1985 | 100 | Poor |
| E0530 over Creek | 1985 | 100 | Poor |
| E0440 over Creek | 1988 | 100 | Poor |
| N2710 over Creek | 1989 | 100 | Poor |
| N2580 over Creek | 1990 | 100 | Poor |
| E0410 over Creek | 1977 | 100 | Poor |
| N2550 over Creek | 1970 | 100 | Poor |
| 4776C over Creek | 1981 | 95 | Poor |
| E0520 over Sand Creek | 1939 | 75 | Poor |
| E0570 over Deep Creek Oflow | 1982 | 63 | Poor |
| E0570 over Creek | 1998 | 50 | Poor |
| N2500 over Skunk Creek Br. | 1988 | 30 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| U.S. 60 over Creek | 1981 | 6,500 | Good |
| U.S. 60 over Creek | 1981 | 6,400 | Fair |
| U.S. 60 over Creek | 1981 | 6,400 | Fair |
| U.S. 60 over Cimarron River | 2017 | 4,000 | Good |
| U.S. 60 over Creek | 1931 | 3,500 | Fair |
| U.S. 60 over Creek | 1977 | 3,500 | Fair |
| U.S. 60 over Creek | 1983 | 3,400 | Good |
| U.S. 60 over Creek | 1983 | 3,400 | Fair |
| U.S. 60 over Indian Creek | 1980 | 3,200 | Good |
| U.S. 60 over Gypsum Creek | 1978 | 2,800 | Fair |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Oklahoma: Oklahoma 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.