US Bridges

Cottonwood Lane over Dry Wash

Good

Maricopa County, Arizona · 0.1 MI E of 40th Street · Structure no. 11346

Built
2013
12 years old
Condition
Good
inspected April 2022
Type
Culvert
Concrete
Length
43 ft
4 main spans
Daily traffic
200
2014 count
Owner
City
City or Municipal Highway Agency

About this bridge

Cottonwood Lane over Dry Wash is a concrete culvert carrying Cottonwood Lane over Dry Wash in Maricopa County, Arizona. It was built in 2013, so it is 12 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 200 vehicles a day, roughly 2% of them trucks, projected to reach 200 by 2030. The structure is 43 ft (13.1 m) long and 62 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesCottonwood Lane
CrossesDry Wash
Location0.1 MI E of 40th Street
RouteCity Street 0
CountyMaricopa County
StateArizona
Coordinates33.2937, -111.9956
Functional classUrban 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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionApril 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.1 US tons
Inventory rating50.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20
Structure length43 ft (13.1 m)
Longest span10 ft (3 m)
Deck width62 ft (18.9 m)
Roadway width36 ft (11 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic200 (2014)
Projected traffic200 by 2030
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Cottonwood Lane over Dry Wash built?

It was built in 2013, making it 12 years old in 2025.

What condition is Cottonwood Lane 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 April 2022.

How much traffic does Cottonwood Lane over Dry Wash carry?

About 200 vehicles per day (2014 count), of which roughly 2% are trucks.

How long is Cottonwood Lane over Dry Wash?

The structure is 43 ft (13.1 m) long with a longest span of 10 ft (3 m) and a deck 62 ft wide.

Who owns Cottonwood Lane over Dry Wash?

It is owned by the City or Municipal Highway Agency.