US Bridges

Higley RD over Sonoqui Wash

Fair

Maricopa County, Arizona · 300 N/Ocotillo Road · Structure no. 10926

Built
2008
17 years old
Condition
Fair
inspected December 2024
Type
Slab
Concrete
Length
44 ft
1 main span
Daily traffic
32,390
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Higley RD over Sonoqui Wash is a concrete slab carrying Higley RD over Sonoqui Wash in Maricopa County, Arizona. It was built in 2008, so it is 17 years old, younger 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 32,390 vehicles a day, roughly 5% of them trucks, projected to reach 32,400 by 2041. The structure is 44 ft (13.4 m) long and 110 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesHigley RD
CrossesSonoqui Wash
Location300 N/Ocotillo Road
RouteCity Street 0
CountyMaricopa County
StateArizona
Coordinates33.24922, -111.72061
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79 US tons
Inventory rating47 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length44 ft (13.4 m)
Longest span42 ft (12.8 m)
Deck width110 ft (33.5 m)
Roadway width95 ft (29 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32,390 (2021)
Projected traffic32,400 by 2041
Trucks5%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Higley RD over Sonoqui Wash built?

It was built in 2008, making it 17 years old in 2025.

What condition is Higley RD over Sonoqui 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 December 2024.

How much traffic does Higley RD over Sonoqui Wash carry?

About 32,390 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Higley RD over Sonoqui Wash?

The structure is 44 ft (13.4 m) long with a longest span of 42 ft (12.8 m) and a deck 110 ft wide.

Who owns Higley RD over Sonoqui Wash?

It is owned by the Town or Township Highway Agency.