Bridge conditions in Clear Creek County, Colorado
77 inventoried bridges · 5 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
The federal inventory lists 77 bridges in Clear Creek County: 27 rated good, 45 fair, and 5 poor.
- 5 of the 77 bridges in Clear Creek County, Colorado, are rated in poor condition (6.5%) in the 2025 National Bridge Inventory, as of .
- 27 bridges (35.1%) are rated good and 45 (58.4%) fair.
- The median Clear Creek County bridge was built in 1972.
- The busiest poor-rated bridge is Ramp to US 6 Ml over Clear Creek R (built 1959), carrying about 41,000 vehicles a day.
Good 35.1% · Fair 58.4% · Poor 6.5% of 77 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 |
|---|---|---|---|
| Ramp to US 6 Ml over Clear Creek R | 1959 | 41,000 | Poor |
| I 70 Ml over Clear Creek | 1965 | 37,000 | Poor |
| I 70 Ml Wbnd over US 6 Clear Creek | 1959 | 23,500 | Poor |
| US 40 Ml over I 70 Ml Clear Creek | 1965 | 7,900 | Poor |
| I 70 Frontage Rd over Clear Creek SR | 1936 | 917 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I 70 Ml over Clear Creek | 1989 | 47,000 | Good |
| I 70 Ml over Clear Creek | 1999 | 47,000 | Fair |
| I 70 Ml over County Road 314 | 1999 | 47,000 | Fair |
| Ramp to US 6 Ml over Clear Creek R | 1959 | 41,000 | Poor |
| I 70 Ml over Clear Creek | 1971 | 39,000 | Fair |
| I 70 Ml over Soda Creek Road | 1958 | 39,000 | Fair |
| I 70 Ml over Ramp to I 70 Ml | 1965 | 37,000 | Fair |
| I 70 Ml over County Road | 1965 | 37,000 | Good |
| I 70 Ml over Clear Creek | 1965 | 37,000 | Poor |
| I 70 Ml over I 70 Buss Rt | 1958 | 36,000 | 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.