US Bridges

IRR US 60 over Wash

Fair

Gila County, Arizona · 11.6 MI E JCT US 70 · Structure no. 04148

Built
1962
63 years old
Condition
Fair
inspected May 2023
Type
Culvert
Concrete Continuous
Length
37 ft
2 main spans
Daily traffic
2,904
2021 count
Owner
State
State Highway Agency

About this bridge

IRR US 60 over Wash is a concrete continuous culvert carrying IRR US 60 over Wash in Gila County, Arizona. It was built in 1962, so it is 63 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 2,904 vehicles a day, roughly 12% of them trucks, projected to reach 2,914 by 2041. The structure is 37 ft (11.3 m) long. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesIRR US 60
CrossesWash
Location11.6 MI E JCT US 70
RouteU.S. Route 60
CountyGila County
StateArizona
Coordinates33.53775, -110.69278
Functional classRural Minor Arterial

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 2023
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 rating84 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length37 ft (11.3 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,904 (2021)
Projected traffic2,914 by 2041
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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$2,000 (2019 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was IRR US 60 over Wash built?

It was built in 1962, making it 63 years old in 2025.

What condition is IRR 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 May 2023.

How much traffic does IRR US 60 over Wash carry?

About 2,904 vehicles per day (2021 count), of which roughly 12% are trucks.

How long is IRR US 60 over Wash?

The structure is 37 ft (11.3 m) long with a longest span of 14 ft (4.3 m).

Who owns IRR US 60 over Wash?

It is owned by the State Highway Agency.