US Bridges

Palo Verde Road over Palo Verde Wash

Good

Maricopa County, Arizona · 0.2 MI N of JCT I 10 · Structure no. 06833

Built
1988
37 years old
Condition
Good
inspected June 2021
Type
Culvert
Concrete Continuous
Length
43 ft
4 main spans
Daily traffic
4,581
2016 count
Owner
State
State Highway Agency

About this bridge

Palo Verde Road over Palo Verde Wash is a concrete continuous culvert carrying Palo Verde Road over Palo Verde Wash in Maricopa County, Arizona. It was built in 1988, so it is 37 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 4,581 vehicles a day, roughly 10% of them trucks, projected to reach 4,591 by 2036. The structure is 43 ft (13.1 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesPalo Verde Road
CrossesPalo Verde Wash
Location0.2 MI N of JCT I 10
RouteState Highway 10
CountyMaricopa County
StateArizona
Coordinates33.44214, -112.67733
Functional classRural 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 inspectionJune 2021
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 spans4
Design loadHS 20
Structure length43 ft (13.1 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 traffic4,581 (2016)
Projected traffic4,591 by 2036
Trucks10%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Palo Verde Road over Palo Verde Wash built?

It was built in 1988, making it 37 years old in 2025.

What condition is Palo Verde Road over Palo Verde 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 June 2021.

How much traffic does Palo Verde Road over Palo Verde Wash carry?

About 4,581 vehicles per day (2016 count), of which roughly 10% are trucks.

How long is Palo Verde Road over Palo Verde Wash?

The structure is 43 ft (13.1 m) long with a longest span of 10 ft (3 m).

Who owns Palo Verde Road over Palo Verde Wash?

It is owned by the State Highway Agency.