US Bridges

I 10; EB & WB over Wash

Good

Cochise County, Arizona · 31.6 MI East JCT US 191 · Structure no. 05720

Built
1961
64 years old, rebuilt 2001
Condition
Good
inspected October 2024
Type
Culvert
Concrete Continuous
Length
50 ft
4 main spans
Daily traffic
14,128
2024 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 1961 and reconstructed in 2001, so it is 64 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 14,128 vehicles a day, roughly 41% of them trucks, projected to reach 14,138 by 2042. The structure is 50 ft (15.2 m) long. If it were closed, the detour would be 51 mi (82 km).

CarriesI 10; EB & WB
CrossesWash
Location31.6 MI East JCT US 191
RouteInterstate 10
StateArizona
Coordinates32.2412, -109.1082
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
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 rating57 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans4
Design loadHS 20
Structure length50 ft (15.2 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 traffic14,128 (2024)
Projected traffic14,138 by 2042
Trucks41%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed51 mi (82 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

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

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 2001.

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 October 2024.

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

About 14,128 vehicles per day (2024 count), of which roughly 41% are trucks.

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

The structure is 50 ft (15.2 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.