US Bridges

I 10; EB & WB over Wash

Good

Cochise County, Arizona · 2.8 MI West JCT US 191 No · Structure no. 05627

Built
1940
85 years old, rebuilt 1974
Condition
Good
inspected August 2022
Type
Culvert
Concrete Continuous
Length
53 ft
5 main spans
Daily traffic
19,148
2021 count
Owner
State
State Highway Agency

About this bridge

I 10; EB & WB over Wash is a concrete continuous culvert carrying I 10; EB & WB over Wash in Cochise County, Arizona. It was built in 1940 and reconstructed in 1974, so it is 85 years old, older than the Arizona average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 19,148 vehicles a day, roughly 19% of them trucks, projected to reach 19,158 by 2041. The structure is 53 ft (16.2 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 10; EB & WB
CrossesWash
Location2.8 MI West JCT US 191 No
RouteInterstate 10
StateArizona
Coordinates32.3513, -109.728
Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating99 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans5
Design loadHS 20
Structure length53 ft (16.2 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,148 (2021)
Projected traffic19,158 by 2041
Trucks19%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I 10; EB & WB over Wash built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1974.

What condition is I 10; EB & WB over Wash in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2022.

How much traffic does I 10; EB & WB over Wash carry?

About 19,148 vehicles per day (2021 count), of which roughly 19% are trucks.

How long is I 10; EB & WB over Wash?

The structure is 53 ft (16.2 m) long with a longest span of 10 ft (3 m).

Who owns I 10; EB & WB over Wash?

It is owned by the State Highway Agency.