US Bridges

Warner Road over Drain Channel

Good

Maricopa County, Arizona · Just E of Santan & Warner · Structure no. 07148

Built
2006
19 years old
Condition
Good
inspected January 2022
Type
Culvert
Concrete Continuous
Length
26 ft
3 main spans
Daily traffic
150
2018 count
Owner
State
State Highway Agency

About this bridge

Warner Road over Drain Channel is a concrete continuous culvert carrying Warner Road over Drain Channel in Maricopa County, Arizona. It was built in 2006, so it is 19 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 150 vehicles a day, roughly 1% of them trucks, projected to reach 160 by 2038. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesWarner Road
CrossesDrain Channel
LocationJust E of Santan & Warner
RouteCity Street 202
StateArizona
Coordinates33.3357, -111.6456
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.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 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 alignment8: Equal to present desirable criteria
Operating rating86 US tons
Inventory rating51 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length26 ft (7.9 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic150 (2018)
Projected traffic160 by 2038
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Warner Road over Drain Channel built?

It was built in 2006, making it 19 years old in 2025.

What condition is Warner Road over Drain Channel 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 January 2022.

How much traffic does Warner Road over Drain Channel carry?

About 150 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is Warner Road over Drain Channel?

The structure is 26 ft (7.9 m) long with a longest span of 8 ft (2.4 m).

Who owns Warner Road over Drain Channel?

It is owned by the State Highway Agency.