Irr Bia Rte 6440 over Hulkito Wash
San Juan County, Utah · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Irr Bia Rte 6440 over Hulkito Wash in San Juan County, Utah, 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 2011, making it 14 years old at the 2025 inventory.
- It carries about 100 vehicles a day (traffic count year 2023).
- It is one of 12 of the 49 inventoried bridges in San Juan County rated good (24.5%); 0 (0.0%) 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 → (37.03374, -109.89543)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 7 | Good condition |
| Substructure | 8 | Very good condition |
Bridge details
| Structure | Continuous concrete slab |
| Length | about 100 ft |
| Location | 10KM South of Halchita |
| NBI structure number | 0000N33780B0307 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Utah department of transportation.
Busiest bridges in San Juan County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US-191 (SR-191) over Mormon Tank Wash | 1998 | 6,237 | Fair |
| US-191 (SR-191) over Kane Springs Wash | 1996 | 6,237 | Fair |
| US-191 (SR-191) over Big Mule Shoe Wash Tun. | 1940 | 6,237 | Good |
| US-191 (SR-191) over Coyote Wash | 2001 | 5,296 | Good |
| US-191 (SR-191) over Hatch Wash | 1956 | 4,080 | Fair |
| US-191 (SR-191) over Peters Wash | 1959 | 3,735 | Fair |
All bridges nearby: San Juan County, UT bridge conditions · every bridge in San Juan County · Utah bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.