US Bridges

Desert Peak Pkwy over Dry Wash

Good

Maricopa County, Arizona · 0.03 MI S of Hillstone Wy · Structure no. 11651

Built
2019
6 years old
Condition
Good
inspected July 2022
Type
Culvert
Concrete
Length
22 ft
1 main span
Daily traffic
500
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Desert Peak Pkwy over Dry Wash is a concrete culvert carrying Desert Peak Pkwy over Dry Wash in Maricopa County, Arizona. It was built in 2019, so it is 6 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 500 vehicles a day, roughly 1% of them trucks, projected to reach 510 by 2041. The structure is 22 ft (6.7 m) long and 106 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesDesert Peak Pkwy
CrossesDry Wash
Location0.03 MI S of Hillstone Wy
RouteCity Street 0
CountyMaricopa County
StateArizona
Coordinates33.7087, -112.0309
Functional classRural Local

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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionJuly 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating32.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length22 ft (6.7 m)
Longest span22 ft (6.7 m)
Deck width106 ft (32.3 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2021)
Projected traffic510 by 2041
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed2.5 mi (4 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 Desert Peak Pkwy over Dry Wash built?

It was built in 2019, making it 6 years old in 2025.

What condition is Desert Peak Pkwy over Dry 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 July 2022.

How much traffic does Desert Peak Pkwy over Dry Wash carry?

About 500 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is Desert Peak Pkwy over Dry Wash?

The structure is 22 ft (6.7 m) long with a longest span of 22 ft (6.7 m) and a deck 106 ft wide.

Who owns Desert Peak Pkwy over Dry Wash?

It is owned by the City or Municipal Highway Agency.