US Bridges

I 40; EB over Wash

Fair

Mohave County, Arizona · 10.2 MI East of JCT SR 95 · Structure no. 05844

Built
1967
58 years old
Condition
Fair
inspected May 2024
Type
Culvert
Concrete Continuous
Length
30 ft
2 main spans
Daily traffic
6,175
2018 count
Owner
State
State Highway Agency

About this bridge

I 40; EB over Wash is a concrete continuous culvert carrying I 40; EB over Wash in Mohave County, Arizona. It was built in 1967, so it is 58 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 6,175 vehicles a day, roughly 42% of them trucks, projected to reach 6,185 by 2038. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI 40; EB
CrossesWash
Location10.2 MI East of JCT SR 95
RouteInterstate 40
CountyMohave County
StateArizona
Coordinates34.79353, -114.16206
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 inspectionMay 2024
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 rating71 US tons
Inventory rating42 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length30 ft (9.1 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 traffic6,175 (2018)
Projected traffic6,185 by 2038
Trucks42%
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; EB over Wash built?

It was built in 1967, making it 58 years old in 2025.

What condition is I 40; EB 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 May 2024.

How much traffic does I 40; EB over Wash carry?

About 6,175 vehicles per day (2018 count), of which roughly 42% are trucks.

How long is I 40; EB over Wash?

The structure is 30 ft (9.1 m) long with a longest span of 10 ft (3 m).

Who owns I 40; EB over Wash?

It is owned by the State Highway Agency.