Duval Mine Road over Large Wash
FairPima County, Arizona · 0.7 MI W of I 19 · Structure no. 08321
- Built
- 1970
- 55 years old
- Condition
- Fair
- inspected August 2023
- Type
- Culvert
- Concrete Continuous
- Length
- 108 ft
- 6 main spans
- Daily traffic
- 5,000
- 2015 count
- Owner
- Town / Township
- Town or Township Highway Agency
About this bridge
Duval Mine Road over Large Wash is a concrete continuous culvert carrying Duval Mine Road over Large Wash in Pima County, Arizona. It was built in 1970, so it is 55 years old, older than the Arizona average of 47.8 years.
The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
It carries about 5,000 vehicles a day, roughly 5% of them trucks, projected to reach 5,010 by 2035. The structure is 108 ft (32.9 m) long. If it were closed, the detour would be 1.9 mi (3 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Channel and channel protection | 7 Good | Some minor problems. |
| Culvert | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Duval Mine Road over Large Wash built?
It was built in 1970, making it 55 years old in 2025.
What condition is Duval Mine Road over Large Wash in?
The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2023.
How much traffic does Duval Mine Road over Large Wash carry?
About 5,000 vehicles per day (2015 count), of which roughly 5% are trucks.
How long is Duval Mine Road over Large Wash?
The structure is 108 ft (32.9 m) long with a longest span of 17 ft (5.2 m).
Who owns Duval Mine Road over Large Wash?
It is owned by the Town or Township Highway Agency.