I-70 (SR-70) Wbl over Unnamed Wash
Grand County, Utah · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- I-70 (SR-70) Wbl over Unnamed Wash in Grand County, Utah, 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 1974, making it 51 years old at the 2025 inventory.
- It carries about 11,127 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 22 of the 121 inventoried bridges in Grand County rated good (18.2%); 1 (0.8%) 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 → (38.93333, -109.42592)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Steel culvert |
| Length | about 30 ft |
| Location | 10 Mi.e. Yellowcat Inter. |
| NBI structure number | 4V1223 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Utah department of transportation.
Busiest bridges in Grand County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US-191 (SR-191) over Mill Creek | 1956 | 20,310 | Fair |
| US-191 (SR-191) over Pack Creek | 1955 | 20,310 | Fair |
| US-191 (SR-191) over Lower Courthouse Wash | 1991 | 14,182 | Fair |
| US-191 over Moab Canyon Wash | 2004 | 12,101 | Fair |
| I-70 (SR-70) over Corral Wash | 1960 | 11,872 | Fair |
| I-70 (SR-70) over Crooked Wash | 1960 | 11,872 | Fair |
All bridges nearby: Grand County, UT bridge conditions · every bridge in Grand County · Utah bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.