I 10; WB over Cornfield Canyon
Cochise County, Arizona · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- I 10; WB over Cornfield Canyon in Cochise County, Arizona, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1931 and reconstructed in 1942, making it 94 years old at the 2025 inventory.
- It carries about 10,934 vehicles a day (traffic count year 2021).
- Its listed owner is the state highway agency.
- It is one of 216 of the 501 inventoried bridges in Cochise County rated fair (43.1%); 10 (2.0%) are rated poor.
- 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 → (31.9632, -110.4013)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 5 | Fair condition |
| Superstructure | 5 | Fair condition |
| Substructure | 5 | Fair condition |
Bridge details
| Structure | Concrete slab |
| Length | about 87 ft |
| Location | 3.3 mi W of SR 90 |
| NBI structure number | 00073 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Arizona department of transportation.
Busiest bridges in Cochise County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SR 80 over Wash | 1941 | 187,207 | Fair |
| SR 80 over Wash | 1941 | 187,207 | Good |
| SR 80 over Wash | 1941 | 187,207 | Good |
| SR 80 over Wash | 1941 | 187,207 | Good |
| SR 80 over Wash | 1930 | 187,207 | Good |
| SR 80 over Wash | 1959 | 162,789 | Fair |
All bridges nearby: Cochise County, AZ bridge conditions · every bridge in Cochise County · Arizona bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.