I 10; WB over San Pedro River
FairCochise County, Arizona · 4.4 MI E JCT SR 90 · Structure no. 01531
- Built
- 1971
- 54 years old, rebuilt 2016
- Condition
- Fair
- inspected December 2024
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete Continuous
- Length
- 304 ft
- 3 main spans
- Daily traffic
- 8,142
- 2022 count
- Owner
- State
- State Highway Agency
About this bridge
I 10; WB over San Pedro River is a prestressed concrete continuous stringer/multi-beam or girder carrying I 10; WB over San Pedro River in Cochise County, Arizona. It was built in 1971 and reconstructed in 2016, so it is 54 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 8,142 vehicles a day, roughly 34% of them trucks, projected to reach 8,152 by 2042. The structure is 304 ft (92.7 m) long and 49 ft wide. If it were closed, the detour would be 1.2 mi (2 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 |
|---|---|---|
| Deck | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was I 10; WB over San Pedro River built?
It was built in 1971, making it 54 years old in 2025. It was reconstructed in 2016.
What condition is I 10; WB over San Pedro River 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 December 2024.
How much traffic does I 10; WB over San Pedro River carry?
About 8,142 vehicles per day (2022 count), of which roughly 34% are trucks.
How long is I 10; WB over San Pedro River?
The structure is 304 ft (92.7 m) long with a longest span of 101 ft (30.8 m) and a deck 49 ft wide.
Who owns I 10; WB over San Pedro River?
It is owned by the State Highway Agency.