Irr Bia Rte 8008 over Lukachukai Wash
Apache County, Arizona · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Irr Bia Rte 8008 over Lukachukai Wash in Apache County, Arizona, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 8 (very good condition) on the 0-9 scale.
- It was built in 2018 and reconstructed in 9999, making it 7 years old at the 2025 inventory.
- It carries about 300 vehicles a day (traffic count year 2023).
- It is one of 126 of the 258 inventoried bridges in Apache County rated good (48.8%); 16 (6.2%) 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 April 2023, on a 24-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 → (36.59485, -109.55182)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 8 | 8 | Very good condition |
| Superstructure | 8 | 8 | Very good condition |
| Substructure | 8 | 8 | Very good condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 583 ft |
| Location | 1.1KM East of Ush 191 |
| NBI structure number | 0000N32780B0268 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | April 2023 |
| 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 Arizona department of transportation.
Busiest bridges in Apache County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Irr I 40; EB over Black Creek | 1967 | 25,552 | Fair |
| Irr I 40; EB & WB over Wash | 1964 | 25,270 | Good |
| Irr I 40; EB & WB over Cedar Point Wash | 1949 | 25,270 | Good |
| Irr I 40; EB & WB over Wash | 1963 | 22,521 | Good |
| Irr I 40; EB & WB over Wash | 1966 | 22,224 | Fair |
| Irr I 40; EB & WB over Wash | 1962 | 22,224 | Good |
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Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.