US 34 Ml over Stillwater Creek
Grand County, Colorado · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US 34 Ml over Stillwater Creek in Grand County, Colorado, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- It was built in 1938 and reconstructed in 1965, making it 87 years old at the 2025 inventory.
- It carries about 4,900 vehicles a day (traffic count year 2020).
- Its listed owner is the state highway agency.
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (40.18295, -105.8893)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 4 | Poor condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 28 ft |
| Location | 5.5 Mi S of Grand Lake |
| NBI structure number | D-13-V |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Colorado department of transportation.
All bridges nearby: Grand County, CO bridge conditions · Colorado bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.