Bridge conditions in Sublette County, Wyoming
110 inventoried bridges · 11 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
Of the 110 Sublette County bridges in the federal inventory, 11 carry a poor rating. That 10.0% share is roughly 1x the national average.
- 11 of the 110 bridges in Sublette County, Wyoming, are rated in poor condition (10.0%) in the 2025 National Bridge Inventory, as of .
- 40 bridges (36.4%) are rated good and 59 (53.6%) fair.
- The median Sublette County bridge was built in 1988.
- The busiest poor-rated bridge is US 191 over Hoback River (built 1965), carrying about 2,509 vehicles a day.
Good 36.4% · Fair 53.6% · Poor 10.0% of 110 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 |
|---|---|---|---|
| US 191 over Hoback River | 1965 | 2,509 | Poor |
| US 189 over Prairie Creek | 1981 | 1,434 | Poor |
| Sb Cnty Rd 123 over New Fork River | 1995 | 869 | Poor |
| Sb Cnty Rd 136 over New Fork River | 1989 | 269 | Poor |
| Forest Road 30530 over Cliff Creek | 1974 | 150 | Poor |
| Sb Cnty Rd 141 over Piney Creek | 1986 | 131 | Poor |
| BLM Road 4116 over Big Sandy River | 1982 | 60 | Poor |
| Forest Road 10389 over North Horse Creek | 1956 | 50 | Poor |
| Forest Road 10299 over Dutch Joe Creek | 1956 | 50 | Poor |
| Forest Road 10099 over New Fk. Lk. Spillway | 1958 | 50 | Poor |
| Sb Cnty Rd 175 over New Fork River | 1940 | 40 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 191 over Pine Creek | 1962 | 10,413 | Fair |
| US 191 over Barber Creek | 1993 | 5,376 | Fair |
| US 189 over North Piney Creek | 1960 | 5,233 | Fair |
| US 191 over Duck Creek | 1993 | 4,637 | Fair |
| US 191 over New Fork River | 1993 | 4,637 | Fair |
| US 191 over Wildlife Crossing | 2011 | 4,637 | Good |
| US 191 over Boulder Creek | 1956 | 3,487 | Fair |
| US 191 over Pole Creek | 1980 | 3,487 | Fair |
| US 191 over Wildlife Crossing | 1992 | 3,062 | Fair |
| US 191 over Wildlife Crossing | 2011 | 3,062 | Good |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Wyoming: Wyoming 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.