Old US 80 over Wash

Fair

Yuma County, Arizona · Old US 80 and Av 43 2/3 · Structure no. 08429

Built: 1941; 84 years old
Condition: Fair; inspected February 2023
Type: Culvert; Concrete Continuous
Length: 43 ft; 4 main spans
Daily traffic: 472; 2022 count
Owner: County; County Highway Agency

About this bridge

Old US 80 over Wash is a concrete continuous culvert carrying Old US 80 over Wash in Yuma County, Arizona. It was built in 1941, so it is 84 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 472 vehicles a day, roughly 10% of them trucks, projected to reach 482 by 2042. The structure is 43 ft (13.1 m) long and 35 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

Location

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CarriesOld US 80

CrossesWash

LocationOld US 80 and Av 43 2/3

RouteCounty Highway 0

CountyYuma County

StateArizona

Coordinates32.70681, -113.88924

Functional classRural Major Collector

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 inspectionFebruary 2023

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 adequacy8: Equal to present desirable criteria

Approach roadway alignment8: Equal to present desirable criteria

Operating rating59 US tons

Inventory rating35.1 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 width35 ft (10.7 m)

Roadway width31 ft (9.3 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic472 (2022)

Projected traffic482 by 2042

Trucks10%

Lanes on structure2

Traffic directionTwo-way traffic

CarriesHighway

CrossesWaterway

Detour if closed19.9 mi (32 km)

TollOn a free road

National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency

Maintained byCounty 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—

NavigationNo navigation control on waterway

Frequently asked questions

When was Old US 80 over Wash built?

It was built in 1941, making it 84 years old in 2025.

What condition is Old US 80 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 2023.

How much traffic does Old US 80 over Wash carry?

About 472 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Old US 80 over Wash?

The structure is 43 ft (13.1 m) long with a longest span of 10 ft (3 m) and a deck 35 ft wide.

Who owns Old US 80 over Wash?

It is owned by the County Highway Agency.