Bridge conditions in Mineral County, Colorado
26 inventoried bridges · 0 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
Mineral County is one of the counties with a clean sheet: 26 bridges on the federal inventory and not one rated poor. 19 carry a fair rating, which means wear worth watching but no structural deficiency.
- 0 of the 26 bridges in Mineral County, Colorado, are rated in poor condition (0.0%) in the 2025 National Bridge Inventory, as of .
- 7 bridges (26.9%) are rated good and 19 (73.1%) fair.
- The median Mineral County bridge was built in 1981.
Good 26.9% · Fair 73.1% · Poor 0.0% of 26 bridges
Bridges rated poor
No bridges in this county carry a poor rating in the current inventory.
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 160 Ml over S Fk Rio Grande River | 1977 | 2,900 | Fair |
| US 160 Ml over Pass Creek | 1987 | 2,900 | Fair |
| US160 Ml over Lake Fork | 2010 | 2,900 | Good |
| US 160 Ml over Hillside | 1981 | 2,900 | Fair |
| SH 149 Ml over Willow Creek | 1930 | 1,800 | Fair |
| SH 149 Ml over Rio Grande | 1958 | 1,400 | Good |
| SH 149 Ml over Rio Grande | 1959 | 1,400 | Fair |
| SH 149 Ml over Clear Creek | 1982 | 1,100 | Fair |
| SH 149 Ml over Rio Grande | 1982 | 1,100 | Good |
| SH 149 Ml over Rio Grande | 1979 | 1,000 | Fair |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Colorado: Colorado 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.