Bridge conditions in Sheridan County, Wyoming
170 inventoried bridges · 9 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
Sheridan County tracks close to typical: 9 of its 170 inventoried bridges (5.3%) are rated poor, against a national rate of about 7%.
- 9 of the 170 bridges in Sheridan County, Wyoming, are rated in poor condition (5.3%) in the 2025 National Bridge Inventory, as of .
- 37 bridges (21.8%) are rated good and 124 (72.9%) fair.
- The median Sheridan County bridge was built in 1980.
- The busiest poor-rated bridge is 5th Street over Big Goose Creek (built 1968), carrying about 9,363 vehicles a day.
Good 21.8% · Fair 72.9% · Poor 5.3% of 170 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 |
|---|---|---|---|
| 5th Street over Big Goose Creek | 1968 | 9,363 | Poor |
| I-90 Ebl over Wyo 342 | 1968 | 3,624 | Poor |
| N Brooks Street over Little Goose Creek | 1970 | 3,068 | Poor |
| I-90 Wbl over Machinery Pass | 1983 | 2,158 | Poor |
| W 11th Street over Big Goose Creek | 1981 | 1,757 | Poor |
| E Heald Street over Little Goose Creek | 1970 | 1,708 | Poor |
| E Works Street over Little Goose Creek | 1970 | 409 | Poor |
| Sh Cnty Rd 140 over BNSF Railway | 1916 | 136 | Poor |
| Sh Cnty Rd 103 over Little Goose Creek | 1961 | 20 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-90/US 14/87 Bus over Little Goose Creek | 1980 | 19,102 | Good |
| I-90/US 14/87 Bus over Little Goose Creek | 1954 | 11,489 | Good |
| 5th Street over Big Goose Creek | 1968 | 9,363 | Poor |
| Wyo 334 over Little Goose Creek | 1993 | 7,061 | Fair |
| I-90/US 14/87 Bus over I-90 | 2017 | 6,639 | Good |
| I-90/US 14/87 Bus over Big Goose Creek | 1987 | 6,539 | Good |
| S Sheridan Avenue over Little Goose Creek | 1990 | 5,692 | Fair |
| I-90 Wbl over Sh CR 121 (Gulch Road) | 1961 | 5,248 | Fair |
| I-90 Wbl over Kroe Lane | 1961 | 5,248 | Fair |
| I-90 Wbl over BNSF Railway | 1962 | 5,248 | Fair |
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.