US Bridges

SR 85 over Wash

Good

Maricopa County, Arizona · 27.8 MI S JCT I-10 · Structure no. 07123

Built
2006
19 years old
Condition
Good
inspected May 2023
Type
Culvert
Concrete Continuous
Length
22 ft
2 main spans
Daily traffic
5,500
2023 count
Owner
State
State Highway Agency

About this bridge

SR 85 over Wash is a concrete continuous culvert carrying SR 85 over Wash in Maricopa County, Arizona. It was built in 2006, so it is 19 years old, younger than the Arizona average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 5,500 vehicles a day, roughly 34% of them trucks, projected to reach 5,510 by 2042. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesSR 85
CrossesWash
Location27.8 MI S JCT I-10
RouteState Highway 85
CountyMaricopa County
StateArizona
Coordinates33.02861, -112.64828
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71 US tons
Inventory rating42 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,500 (2023)
Projected traffic5,510 by 2042
Trucks34%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 85 over Wash built?

It was built in 2006, making it 19 years old in 2025.

What condition is SR 85 over Wash in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2023.

How much traffic does SR 85 over Wash carry?

About 5,500 vehicles per day (2023 count), of which roughly 34% are trucks.

How long is SR 85 over Wash?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m).

Who owns SR 85 over Wash?

It is owned by the State Highway Agency.