Bridge conditions in Laramie County, Wyoming
255 inventoried bridges · 28 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
Laramie County has 28 bridges rated poor out of 255 inventoried, a 11.0% share that puts it well above the national rate of about 7%.
- 28 of the 255 bridges in Laramie County, Wyoming, are rated in poor condition (11.0%) in the 2025 National Bridge Inventory, as of .
- 60 bridges (23.5%) are rated good and 167 (65.5%) fair.
- The median Laramie County bridge was built in 1968.
- The busiest poor-rated bridge is Wyo 212 over Crow Creek (built 1976), carrying about 13,625 vehicles a day.
Good 23.5% · Fair 65.5% · Poor 11.0% of 255 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 |
|---|---|---|---|
| Wyo 212 over Crow Creek | 1976 | 13,625 | Poor |
| Wyo 212 over I-80 | 1977 | 13,143 | Poor |
| I-25 Nbl over I-80 | 1963 | 11,096 | Poor |
| I-25 Sbl over UPRR / US 30 | 1963 | 11,014 | Poor |
| I-80 Ebl over CR 123-1 (Southwest Dr) | 1965 | 10,938 | Poor |
| I-80 Ebl over South Greeley Highway | 1966 | 10,938 | Poor |
| I-25 Nbl over UPRR / US 30 | 1963 | 10,761 | Poor |
| I-80 Wbl over South Greeley Highway | 1966 | 10,689 | Poor |
| I-25 Sbl over WYO 223 (Terry Ranch Rd) | 1964 | 10,141 | Poor |
| I-180 Nbl over UPRR | 1982 | 9,739 | Poor |
| Converse Avenue over Dry Creek | 1992 | 9,573 | Poor |
| I-80 Wbl over Warren Road | 1959 | 7,331 | Poor |
| I-80 Wbl over UPRR | 1958 | 7,107 | Poor |
| I-80 Ebl over UPRR | 1958 | 7,004 | Poor |
| I-25 Nbl over US 85 | 1957 | 6,108 | Poor |
| I-80 Ebl over Wyo 214 | 1965 | 5,517 | Poor |
| I-25 Sbl over Lodgepole Creek | 1970 | 3,370 | Poor |
| I-25 Sbl over CR 237-1 (Bristol Ridge) | 1968 | 3,370 | Poor |
| I-25 Sbl over South Fork Bear Creek | 1977 | 3,370 | Poor |
| La Cnty Rd 210-2 over UPRR | 1934 | 640 | Poor |
| La Cnty Rd 124-2 over Lodgepole Creek | 1935 | 481 | Poor |
| S Frontier Road over Crow Creek | 1985 | 410 | Poor |
| La Cnty Rd 120-1 over Crow Creek | 1955 | 382 | Poor |
| Wyo 211 over S Fork Lodgepole Creek | 1955 | 137 | Poor |
| Wyo 211 over M Fork Lodgepole Creek | 1955 | 137 | Poor |
| Wyo 211 over Dry Horse Creek | 1955 | 137 | Poor |
| La Cnty Rd 224-1 over I-25 | 1959 | 81 | Poor |
| La Cnty Rd 228-2 over I-25 | 1967 | 81 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Dell Range Blvd over Dry Creek | 1982 | 32,764 | Fair |
| Wyo 212 over Henderson Drainage Ditch | 1977 | 28,835 | Good |
| Dell Range Blvd over Dry Creek | 1985 | 27,485 | Good |
| Dell Range Blvd over Dry Creek | 1982 | 22,267 | Fair |
| I-180 NBL and SBL over Crow Creek | 1979 | 21,146 | Fair |
| I-180 NBL and SBL over Deming Drive | 1980 | 21,146 | Fair |
| Wyo 212 over Dry Creek | 1978 | 19,391 | Fair |
| US 30 over Crow Creek | 1987 | 18,619 | Fair |
| Wyo 219 over Dry Creek | 1995 | 17,670 | Fair |
| I-25 Sbl over Lake Absarraca | 1957 | 14,609 | 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.