US Bridges

Hunt Highway over Walker Butte Wash

Good

Pinal County, Arizona · .38M N of Merrill Rh Pkwy · Structure no. 10813

Built
2006
19 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete Continuous
Length
34 ft
3 main spans
Daily traffic
15,000
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Hunt Highway over Walker Butte Wash is a concrete continuous culvert carrying Hunt Highway over Walker Butte Wash in Pinal 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 15,000 vehicles a day, roughly 5% of them trucks, projected to reach 15,010 by 2040. The structure is 34 ft (10.4 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesHunt Highway
CrossesWalker Butte Wash
Location.38M N of Merrill Rh Pkwy
RouteCity Street 0
StateArizona
Coordinates33.06642, -111.48631
Functional classUrban Minor Arterial

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 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70 US tons
Inventory rating42 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length34 ft (10.4 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,000 (2024)
Projected traffic15,010 by 2040
Trucks5%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Hunt Highway over Walker Butte Wash built?

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

What condition is Hunt Highway over Walker Butte 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 2024.

How much traffic does Hunt Highway over Walker Butte Wash carry?

About 15,000 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Hunt Highway over Walker Butte Wash?

The structure is 34 ft (10.4 m) long with a longest span of 11 ft (3.4 m).

Who owns Hunt Highway over Walker Butte Wash?

It is owned by the City or Municipal Highway Agency.