US Bridges

Pinnacle Peak Road over Dry Wash

Good

Maricopa County, Arizona · 500 Ft E of N 47th Ave · Structure no. 11681

Built
2014
11 years old
Condition
Good
inspected July 2022
Type
Culvert
Concrete Continuous
Length
53 ft
5 main spans
Daily traffic
14,497
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Pinnacle Peak Road over Dry Wash is a concrete continuous culvert carrying Pinnacle Peak Road over Dry Wash in Maricopa County, Arizona. It was built in 2014, so it is 11 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 14,497 vehicles a day, projected to reach 14,507 by 2041. The structure is 53 ft (16.2 m) long.

Location

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CarriesPinnacle Peak Road
CrossesDry Wash
Location500 Ft E of N 47th Ave
RouteCity Street 0
CountyMaricopa County
StateArizona
Coordinates33.6981, -112.1593
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 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
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating59 US tons
Inventory rating35.1 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans5
Design loadHL 93
Structure length53 ft (16.2 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 traffic14,497 (2021)
Projected traffic14,507 by 2041
Trucks—
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo
Strategic Highway NetworkNon-Interstate STRAHNET route

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 Pinnacle Peak Road over Dry Wash built?

It was built in 2014, making it 11 years old in 2025.

What condition is Pinnacle Peak Road 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 Pinnacle Peak Road over Dry Wash carry?

About 14,497 vehicles per day (2021 count).

How long is Pinnacle Peak Road over Dry Wash?

The structure is 53 ft (16.2 m) long with a longest span of 10 ft (3 m).

Who owns Pinnacle Peak Road over Dry Wash?

It is owned by the City or Municipal Highway Agency.