I 10; WB over Wash
Maricopa County, Arizona · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- I 10; WB over Wash in Maricopa County, Arizona, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1970, making it 55 years old at the 2025 inventory.
- It carries about 9,900 vehicles a day (traffic count year 2014).
- Its listed owner is the state highway agency.
- It is one of 889 of the 2,854 inventoried bridges in Maricopa County rated fair (31.1%); 4 (0.1%) 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 → (33.50791, -112.99318)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 6 | Satisfactory condition |
Bridge details
| Structure | Continuous concrete culvert |
| Length | about 63 ft |
| Location | 25.3 mi West of Jct SR 85 |
| NBI structure number | 06443 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Arizona department of transportation.
Busiest bridges in Maricopa County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SR 101L over Cave Creek Road | 2001 | 282,818 | Good |
| US 60 over Mesa Drainage Channel | 1977 | 246,297 | Good |
| Sl 202 over Grand Canal | 1990 | 243,128 | Good |
| Sl 202 over 40th Street | 1989 | 243,128 | Fair |
| US 60 over SPRR & S Center St | 1981 | 242,887 | Good |
| SL 202 (Red Mtn) over Indian Bend Wash | 1994 | 236,447 | Good |
All bridges nearby: Maricopa County, AZ bridge conditions · every bridge in Maricopa County · Arizona bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.