I 70 Service Rd over Grizzly Creek SR
Garfield County, Colorado · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- I 70 Service Rd over Grizzly Creek SR in Garfield County, Colorado, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1991, making it 34 years old at the 2025 inventory.
- It carries about 911 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 119 of the 167 inventoried bridges in Garfield County rated fair (71.3%); 2 (1.2%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- It was rated good in the 2024 inventory and is now fair (substructure 7 to 6).
- Its most recent inspection on record is dated August 2024, on a 24-month routine inspection cycle.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (39.56083, -107.25065)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 6 | Satisfactory condition |
Bridge details
| Structure | Prestressed concrete single box beam |
| Length | about 90 ft |
| Location | at Grizzley Creek Rest Ar |
| NBI structure number | F-07-AZ |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | August 2024 |
| Inspection interval (item 91) | 24 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 Garfield County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I 70 Ml over Canyon Creek | 1971 | 33,000 | Fair |
| SH 82 Ml over I 70 Ml Colorado River | 2017 | 29,000 | Good |
| I 70 Ml over SH 82 Ml | 1970 | 24,000 | Fair |
| SH 82 Ml over Cattle Creek | 1967 | 23,000 | Good |
| I 70 Ml+front Rd over Allenwater Creek | 1982 | 20,000 | Fair |
| I 70 Ml Wbnd over County Road 134 | 1969 | 16,500 | Fair |
All bridges nearby: Garfield County, CO bridge conditions · every bridge in Garfield County · Colorado bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.