I 40 WB over Wash

Fair

Yavapai County, Arizona · 28.97 MI E US 93 · Structure no. 06704

Built: 1973; 52 years old
Condition: Fair; inspected June 2022
Type: Culvert; Concrete Continuous
Length: 43 ft; 4 main spans
Daily traffic: 7,652; 2017 count
Owner: State; State Highway Agency

About this bridge

I 40 WB over Wash is a concrete continuous culvert carrying I 40 WB over Wash in Yavapai County, Arizona. It was built in 1973, so it is 52 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 7,652 vehicles a day, roughly 24% of them trucks, projected to reach 7,662 by 2037. The structure is 43 ft (13.1 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI 40 WB

CrossesWash

Location28.97 MI E US 93

RouteInterstate 40

CountyYavapai County

StateArizona

Coordinates35.2331, -113.216

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.

Component	Rating	Meaning
Channel and channel protection	7 Good	Some minor problems.
Culvert	6 Satisfactory	Structural elements show some minor deterioration.

Last inspectionJune 2022

Inspection intervalevery 48 months

Operating statusOpen, no restriction

ScourFoundations stable; scour above top of footing

Structural evaluation6: Equal to 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 spans4

Design loadHS 20

Structure length43 ft (13.1 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 traffic7,652 (2017)

Projected traffic7,662 by 2037

Trucks24%

Lanes on structure2

Traffic directionOne-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 40 WB over Wash built?

It was built in 1973, making it 52 years old in 2025.

What condition is I 40 WB 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 June 2022.

How much traffic does I 40 WB over Wash carry?

About 7,652 vehicles per day (2017 count), of which roughly 24% are trucks.

How long is I 40 WB over Wash?

The structure is 43 ft (13.1 m) long with a longest span of 10 ft (3 m).

Who owns I 40 WB over Wash?

It is owned by the State Highway Agency.