US Bridges

I 10; EB over LA Cholla Wash

Fair

La Paz County, Arizona · 2.7 MI W JCT US 95 · Structure no. 05391

Built
1953
72 years old, rebuilt 1963
Condition
Fair
inspected February 2024
Type
Culvert
Concrete Continuous
Length
98 ft
9 main spans
Daily traffic
8,314
2014 count
Owner
State
State Highway Agency

About this bridge

I 10; EB over LA Cholla Wash is a concrete continuous culvert carrying I 10; EB over LA Cholla Wash in La Paz County, Arizona. It was built in 1953 and reconstructed in 1963, so it is 72 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 8,314 vehicles a day, roughly 26% of them trucks, projected to reach 8,324 by 2036. The structure is 98 ft (29.9 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI 10; EB
CrossesLA Cholla Wash
Location2.7 MI W JCT US 95
RouteInterstate 10
CountyLa Paz County
StateArizona
Coordinates33.65664, -114.26164
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 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating32 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20
Structure length98 ft (29.9 m)
Longest span10 ft (3 m)
Deck width43 ft (13 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,314 (2014)
Projected traffic8,324 by 2036
Trucks26%
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 10; EB over LA Cholla Wash built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 1963.

What condition is I 10; EB over LA Cholla 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 2024.

How much traffic does I 10; EB over LA Cholla Wash carry?

About 8,314 vehicles per day (2014 count), of which roughly 26% are trucks.

How long is I 10; EB over LA Cholla Wash?

The structure is 98 ft (29.9 m) long with a longest span of 10 ft (3 m) and a deck 43 ft wide.

Who owns I 10; EB over LA Cholla Wash?

It is owned by the State Highway Agency.