US Bridges

Slide Rock Road over Dry Wash

Good

Maricopa County, Arizona · Slide Rock @ Apache Rain · Structure no. 10647

Built
2007
18 years old
Condition
Good
inspected February 2023
Type
Culvert
Concrete Continuous
Length
24 ft
2 main spans
Daily traffic
500
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Slide Rock Road over Dry Wash is a concrete continuous culvert carrying Slide Rock Road over Dry Wash in Maricopa County, Arizona. It was built in 2007, so it is 18 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 500 vehicles a day, roughly 1% of them trucks, projected to reach 510 by 2042. The structure is 24 ft (7.3 m) long and 56 ft wide.

Location

Open in Google Maps
CarriesSlide Rock Road
CrossesDry Wash
LocationSlide Rock @ Apache Rain
RouteCity Street 0
CountyMaricopa County
StateArizona
Coordinates33.7844, -112.1102
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 inspectionFebruary 2023
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 alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating101.7 US tons
Inventory rating61.1 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span8 ft (2.4 m)
Deck width56 ft (17.1 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2022)
Projected traffic510 by 2042
Trucks1%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
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 Slide Rock Road over Dry Wash built?

It was built in 2007, making it 18 years old in 2025.

What condition is Slide Rock 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 February 2023.

How much traffic does Slide Rock Road over Dry Wash carry?

About 500 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Slide Rock Road over Dry Wash?

The structure is 24 ft (7.3 m) long with a longest span of 8 ft (2.4 m) and a deck 56 ft wide.

Who owns Slide Rock Road over Dry Wash?

It is owned by the City or Municipal Highway Agency.