US Bridges

US 180 over Wash

Fair

Apache County, Arizona · 39.5 MI SE JCT SR 77 · Structure no. 06375

Built
1971
54 years old
Condition
Fair
inspected November 2022
Type
Culvert
Concrete Continuous
Length
44 ft
3 main spans
Daily traffic
394
2017 count
Owner
State
State Highway Agency

About this bridge

US 180 over Wash is a concrete continuous culvert carrying US 180 over Wash in Apache County, Arizona. It was built in 1971, so it is 54 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 394 vehicles a day, roughly 15% of them trucks, projected to reach 404 by 2038. The structure is 44 ft (13.4 m) long. If it were closed, the detour would be 26.1 mi (42 km).

Location

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CarriesUS 180
CrossesWash
Location39.5 MI SE JCT SR 77
RouteU.S. Route 180
CountyApache County
StateArizona
Coordinates34.59249, -109.61048
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 protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating99 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length44 ft (13.4 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic394 (2017)
Projected traffic404 by 2038
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.1 mi (42 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 180 over Wash built?

It was built in 1971, making it 54 years old in 2025.

What condition is US 180 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 2022.

How much traffic does US 180 over Wash carry?

About 394 vehicles per day (2017 count), of which roughly 15% are trucks.

How long is US 180 over Wash?

The structure is 44 ft (13.4 m) long with a longest span of 12 ft (3.7 m).

Who owns US 180 over Wash?

It is owned by the State Highway Agency.