Bridge conditions in Dewey County, Oklahoma
166 inventoried bridges · 1 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
The federal inventory lists 166 bridges in Dewey County: 147 rated good, 18 fair, and 1 poor.
- 1 of the 166 bridges in Dewey County, Oklahoma, are rated in poor condition (0.6%) in the 2025 National Bridge Inventory, as of .
- 147 bridges (88.6%) are rated good and 18 (10.8%) fair.
- The median Dewey County bridge was built in 1991.
- The busiest poor-rated bridge is Fas 2204 over Creek (built 1947), carrying about 150 vehicles a day.
Good 88.6% · Fair 10.8% · Poor 0.6% of 166 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 |
|---|---|---|---|
| Fas 2204 over Creek | 1947 | 150 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| U.S. 270 over Little Robe Creek | 2023 | 4,920 | Good |
| U.S. 270 over Creek | 1936 | 4,500 | Good |
| U.S. 270 over Cheyenne Creek | 1990 | 4,500 | Good |
| U.S. 270 over Seiling Creek | 1989 | 3,800 | Good |
| U.S. 270 over Creek | 1933 | 3,100 | Good |
| U.S. 60 over Creek | 1937 | 2,400 | Good |
| U.S. 60 over Seiling Creek | 1937 | 2,400 | Fair |
| U.S. 60 over Camp Creek | 2024 | 2,046 | Good |
| U.S. 183 over Creek | 2019 | 2,016 | Good |
| U.S. 183 over Canadian River | 2018 | 1,980 | 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.