SH 64 Ml over Douglas Creek
Rio Blanco County, Colorado · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SH 64 Ml over Douglas Creek in Rio Blanco County, Colorado, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 7 (good condition) on the 0-9 scale.
- It was built in 1990, making it 35 years old at the 2025 inventory.
- It carries about 1,600 vehicles a day (traffic count year 2020).
- Its listed owner is the state highway agency.
- It is one of 16 of the 56 inventoried bridges in Rio Blanco County rated good (28.6%); 2 (3.6%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated May 2022, on a 48-month routine inspection cycle.
- 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 → (40.08804, -108.77573)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Culvert | 7 | 7 | Good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 50 ft |
| Location | 1 Mi E of Rangely |
| NBI structure number | D-01-R |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | May 2022 |
| Inspection interval (item 91) | 48 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Colorado department of transportation.
Busiest bridges in Rio Blanco County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SH 64 Ml over White River | 1948 | 3,500 | Fair |
| SH 64 Ml over Stinking Water Creek | 1982 | 2,400 | Fair |
| SH 13 Ml over White River | 2000 | 2,100 | Good |
| Tenth Street over White River | 1998 | 1,443 | Fair |
| SH 13 Ml over Curtis Creek | 1958 | 1,300 | Fair |
| SH 13 Ml over Curtis Creek | 1959 | 1,300 | Fair |
All bridges nearby: Rio Blanco County, CO bridge conditions · every bridge in Rio Blanco County · Colorado bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.