US Bridges

Windrow Boulevard over Durango Regional Drain

Good

Maricopa County, Arizona · 0.04 MI S of Heber Road · Structure no. 11416

Built
2003
22 years old
Condition
Good
inspected December 2020
Type
Culvert
Concrete Continuous
Length
35 ft
3 main spans
Daily traffic
1,000
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Windrow Boulevard over Durango Regional Drain is a concrete continuous culvert carrying Windrow Boulevard over Durango Regional Drain in Maricopa County, Arizona. It was built in 2003, so it is 22 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 1,000 vehicles a day, roughly 1% of them trucks, projected to reach 1,010 by 2040. The structure is 35 ft (10.7 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWindrow Boulevard
CrossesDurango Regional Drain
Location0.04 MI S of Heber Road
RouteCity Street 0
StateArizona
Coordinates33.4139, -112.2639
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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2020
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 rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length35 ft (10.7 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 traffic1,000 (2020)
Projected traffic1,010 by 2040
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Windrow Boulevard over Durango Regional Drain built?

It was built in 2003, making it 22 years old in 2025.

What condition is Windrow Boulevard over Durango Regional Drain 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 December 2020.

How much traffic does Windrow Boulevard over Durango Regional Drain carry?

About 1,000 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Windrow Boulevard over Durango Regional Drain?

The structure is 35 ft (10.7 m) long with a longest span of 10 ft (3 m).

Who owns Windrow Boulevard over Durango Regional Drain?

It is owned by the City or Municipal Highway Agency.