US Bridges

I 10; Eb-Wb & Frs over Wash

Fair

Pinal County, Arizona · 14.9 MI S JCT SR 84 · Structure no. 05504

Built
1954
71 years old, rebuilt 1979
Condition
Fair
inspected February 2025
Type
Culvert
Concrete Continuous
Length
24 ft
2 main spans
Daily traffic
22,466
2018 count
Owner
State
State Highway Agency

About this bridge

I 10; Eb-Wb & Frs over Wash is a concrete continuous culvert carrying I 10; Eb-Wb & Frs over Wash in Pinal County, Arizona. It was built in 1954 and reconstructed in 1979, so it is 71 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 22,466 vehicles a day, roughly 16% of them trucks, projected to reach 22,476 by 2038. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 34.8 mi (56 km).

Location

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CarriesI 10; Eb-Wb & Frs
CrossesWash
Location14.9 MI S JCT SR 84
RouteInterstate 10
CountyPinal County
StateArizona
Coordinates32.58064, -111.32931
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67 US tons
Inventory rating40 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length24 ft (7.3 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 traffic22,466 (2018)
Projected traffic22,476 by 2038
Trucks16%
Lanes on structure10
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed34.8 mi (56 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 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was I 10; Eb-Wb & Frs over Wash built?

It was built in 1954, making it 71 years old in 2025. It was reconstructed in 1979.

What condition is I 10; Eb-Wb & Frs over 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 February 2025.

How much traffic does I 10; Eb-Wb & Frs over Wash carry?

About 22,466 vehicles per day (2018 count), of which roughly 16% are trucks.

How long is I 10; Eb-Wb & Frs over Wash?

The structure is 24 ft (7.3 m) long with a longest span of 10 ft (3 m).

Who owns I 10; Eb-Wb & Frs over Wash?

It is owned by the State Highway Agency.