US Bridges

SR 85 over Wash

Good

Maricopa County, Arizona · 14.3 MI N JCT SR B 8 · Structure no. 07245

Built
2009
16 years old
Condition
Good
inspected May 2023
Type
Culvert
Concrete Continuous
Length
62 ft
7 main spans
Daily traffic
11,074
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 2009, so it is 16 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 11,074 vehicles a day, roughly 33% of them trucks, projected to reach 11,084 by 2042. The structure is 62 ft (18.9 m) long. If it were closed, the detour would be 28 mi (45 km).

Location

Open in Google Maps
CarriesSR 85
CrossesWash
Location14.3 MI N JCT SR B 8
RouteState Highway 85
CountyMaricopa County
StateArizona
Coordinates33.13936, -112.65022
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 rating99 US tons
Inventory rating99 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans7
Design loadHS 20
Structure length62 ft (18.9 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,074 (2023)
Projected traffic11,084 by 2042
Trucks33%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed28 mi (45 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$2,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 85 over Wash built?

It was built in 2009, making it 16 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 11,074 vehicles per day (2023 count), of which roughly 33% are trucks.

How long is SR 85 over Wash?

The structure is 62 ft (18.9 m) long with a longest span of 8 ft (2.4 m).

Who owns SR 85 over Wash?

It is owned by the State Highway Agency.