Bridge conditions in Converse County, Wyoming
136 inventoried bridges · 19 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
Converse County has 19 bridges rated poor out of 136 inventoried, a 14.0% share that puts it well above the national rate of about 7%.
- 19 of the 136 bridges in Converse County, Wyoming, are rated in poor condition (14.0%) in the 2025 National Bridge Inventory, as of .
- 21 bridges (15.4%) are rated good and 96 (70.6%) fair.
- The median Converse County bridge was built in 1967.
- The busiest poor-rated bridge is W Richards Street over North Platte River (built 1984), carrying about 5,816 vehicles a day.
Good 15.4% · Fair 70.6% · Poor 14.0% of 136 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 |
|---|---|---|---|
| W Richards Street over North Platte River | 1984 | 5,816 | Poor |
| I-25 Sbl over Deer Creek | 1967 | 4,838 | Poor |
| I-25 Sbl over Deer Creek Road | 1967 | 4,838 | Poor |
| I-25 Nbl over Boxelder Creek | 1958 | 4,762 | Poor |
| I-25 Sbl over Golf Course Road | 1967 | 4,416 | Poor |
| I-25 Nbl over BNSF / Irvine Road | 1971 | 3,563 | Poor |
| I-25 Sbl over Machinery Pass | 1971 | 3,379 | Poor |
| Wyo 59 over Mikes Draw | 1980 | 2,823 | Poor |
| US 18 over Lost Creek | 1964 | 2,117 | Poor |
| N 2nd Street over Antelope Creek | 1985 | 1,005 | Poor |
| Co Cnty Rd 17 over Boxelder Creek | 1965 | 186 | Poor |
| Co Cnty Rd 17 over Virden Creek | 1965 | 186 | Poor |
| Co Cnty Rd 27 over Little Sand Creek | 1991 | 149 | Poor |
| Co Cnty Rd 29 over Laprele Creek | 1992 | 147 | Poor |
| Wyo 94 over Wagonhound Creek | 1960 | 123 | Poor |
| Co Cnty Rd 41 over Dry Fork River | 1972 | 92 | Poor |
| Co Cnty Rd 22 over North Platte River | 1992 | 86 | Poor |
| Co Cnty Rd 24 over Campbell Creek | 1976 | 53 | Poor |
| Co Cnty Rd 14 over Laprele Creek | 1965 | 30 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I25/US20-26-87 Bus over North Platte River | 2009 | 8,403 | Good |
| I25/US20-26-87 Bus over I-25 | 1966 | 7,719 | Fair |
| Wyo 59 over North Platte River | 1988 | 6,320 | Good |
| Wyo 59 over BNSF Railway | 1988 | 6,320 | Fair |
| W Richards Street over North Platte River | 1984 | 5,816 | Poor |
| I-25 Sbl over Wyo 90 | 1967 | 4,838 | Fair |
| I-25 Sbl over CR 18 (Mormon Canyon Rd) | 1967 | 4,838 | Good |
| I-25 Sbl over Machinery Pass | 1967 | 4,838 | Fair |
| I-25 Sbl over Deer Creek | 1967 | 4,838 | Poor |
| I-25 Sbl over Deer Creek Road | 1967 | 4,838 | Poor |
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.