US Bridges

SR 87 over Wash

Fair

Gila County, Arizona · 7.6 MI S JCT SR 188 · Structure no. 06610

Built
1976
49 years old
Condition
Fair
inspected August 2024
Type
Culvert
Concrete Continuous
Length
35 ft
2 main spans
Daily traffic
12,695
2020 count
Owner
State
State Highway Agency

About this bridge

SR 87 over Wash is a concrete continuous culvert carrying SR 87 over Wash in Gila County, Arizona. It was built in 1976, so it is 49 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 5 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 12,695 vehicles a day, roughly 11% of them trucks, projected to reach 12,705 by 2040. The structure is 35 ft (10.7 m) long. If it were closed, the detour would be 98.8 mi (159 km).

Location

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CarriesSR 87
CrossesWash
Location7.6 MI S JCT SR 188
RouteState Highway 87
CountyGila County
StateArizona
Coordinates33.9582, -111.4062
Functional classRural Principal Arterial - Other

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating99 US tons
Inventory rating99 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length35 ft (10.7 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 traffic12,695 (2020)
Projected traffic12,705 by 2040
Trucks11%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemYes

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 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 87 over Wash built?

It was built in 1976, making it 49 years old in 2025.

What condition is SR 87 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 August 2024.

How much traffic does SR 87 over Wash carry?

About 12,695 vehicles per day (2020 count), of which roughly 11% are trucks.

How long is SR 87 over Wash?

The structure is 35 ft (10.7 m) long with a longest span of 12 ft (3.7 m).

Who owns SR 87 over Wash?

It is owned by the State Highway Agency.