US Bridges

40th Street over Dry Wash

Good

Maricopa County, Arizona · 0.5 MI S Rancho Paloma · Structure no. 11533

Built
2002
23 years old
Condition
Good
inspected March 2022
Type
Culvert
Concrete
Length
68 ft
3 main spans
Daily traffic
6,079
2012 count
Owner
City
City or Municipal Highway Agency

About this bridge

40th Street over Dry Wash is a concrete culvert carrying 40th Street over Dry Wash in Maricopa County, Arizona. It was built in 2002, so it is 23 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 6,079 vehicles a day, roughly 1% of them trucks, projected to reach 7,079 by 2030. The structure is 68 ft (20.7 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Carries40th Street
CrossesDry Wash
Location0.5 MI S Rancho Paloma
RouteCity Street 0
StateArizona
Coordinates33.7844, -111.9951
Functional classUrban Collector

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 inspectionMarch 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length68 ft (20.7 m)
Longest span42 ft (12.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic6,079 (2012)
Projected traffic7,079 by 2030
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 40th Street over Dry Wash built?

It was built in 2002, making it 23 years old in 2025.

What condition is 40th Street 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 March 2022.

How much traffic does 40th Street over Dry Wash carry?

About 6,079 vehicles per day (2012 count), of which roughly 1% are trucks.

How long is 40th Street over Dry Wash?

The structure is 68 ft (20.7 m) long with a longest span of 42 ft (12.8 m).

Who owns 40th Street over Dry Wash?

It is owned by the City or Municipal Highway Agency.