US 60 over Wash

Fair

Pinal County, Arizona · 4.8 MI E JCT SR 88 · Structure no. 00432

Built: 1929; 96 years old, rebuilt 1955
Condition: Fair; inspected November 2023
Type: Slab; Concrete Continuous
Length: 60 ft; 3 main spans
Daily traffic: 16,564; 2021 count
Owner: State; State Highway Agency

About this bridge

US 60 over Wash is a concrete continuous slab carrying US 60 over Wash in Pinal County, Arizona. It was built in 1929 and reconstructed in 1955, so it is 96 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 16,564 vehicles a day, roughly 7% of them trucks, projected to reach 16,574 by 2041. The structure is 60 ft (18.3 m) long and 45 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesUS 60

CrossesWash

Location4.8 MI E JCT SR 88

RouteU.S. Route 60

CountyPinal County

StateArizona

Coordinates33.37286, -111.48425

Functional classUrban Other Principal Arterial

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
Deck	6 Satisfactory	Structural elements show some minor deterioration.
Superstructure	6 Satisfactory	Structural elements show some minor deterioration.
Substructure	6 Satisfactory	Structural elements show some minor deterioration.
Channel and channel protection	6 Satisfactory	Structural elements show some minor deterioration.

Last inspectionNovember 2023

Inspection intervalevery 24 months

Operating statusOpen, no restriction

ScourCountermeasures installed to correct a previously existing problem

Structural evaluation6: Equal to present minimum criteria

Deck geometry7: Better than present minimum criteria

Waterway adequacy6: Equal to present minimum criteria

Approach roadway alignment8: Equal to present desirable criteria

Operating rating48 US tons

Inventory rating29 US tons

Structure

Structure typeSlab

MaterialConcrete Continuous

DeckConcrete, cast-in-place

Main spans3

Design loadHS 20

Structure length60 ft (18.3 m)

Longest span20 ft (6.1 m)

Deck width45 ft (13.7 m)

Roadway width42 ft (12.7 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,564 (2021)

Projected traffic16,574 by 2041

Trucks7%

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—

NavigationNot applicable (no waterway)

Frequently asked questions

When was US 60 over Wash built?

It was built in 1929, making it 96 years old in 2025. It was reconstructed in 1955.

What condition is US 60 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 November 2023.

How much traffic does US 60 over Wash carry?

About 16,564 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is US 60 over Wash?

The structure is 60 ft (18.3 m) long with a longest span of 20 ft (6.1 m) and a deck 45 ft wide.

Who owns US 60 over Wash?

It is owned by the State Highway Agency.