Colorado Boulevard over Clear Creek
Clear Creek County, Colorado · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Colorado Boulevard over Clear Creek in Clear Creek County, Colorado, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 2018, making it 7 years old at the 2025 inventory.
- It carries about 3,792 vehicles a day (traffic count year 2020).
- Its listed owner is a city or municipal highway agency.
- It is one of 27 of the 77 inventoried bridges in Clear Creek County rated good (35.1%); 5 (6.5%) are rated poor.
- A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.
View this bridge on a map → (39.74247, -105.51353)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 7 | Good condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete single box beam |
| Length | about 95 ft |
| Location | In Idaho Springs |
| NBI structure number | IDAHO SPGS. 04 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Colorado department of transportation.
Busiest bridges in Clear Creek 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 |
All bridges nearby: Clear Creek County, CO bridge conditions · every bridge in Clear Creek County · Colorado bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.