US Bridges

Anthem Way over Wash

Fair

Maricopa County, Arizona · East of I-17 · Structure no. 10405

Built
2002
23 years old
Condition
Fair
inspected December 2024
Type
Culvert
Concrete Continuous
Length
45 ft
4 main spans
Daily traffic
20,537
2023 count
Owner
County
County Highway Agency

About this bridge

Anthem Way over Wash is a concrete continuous culvert carrying Anthem Way over 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 20,537 vehicles a day, roughly 10% of them trucks, projected to reach 20,547 by 2042. The structure is 45 ft (13.7 m) long. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesAnthem Way
CrossesWash
LocationEast of I-17
RouteCounty Highway 0
CountyMaricopa County
StateArizona
Coordinates33.87067, -112.14466
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 36 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans4
Design loadHS 20
Structure length45 ft (13.7 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,537 (2023)
Projected traffic20,547 by 2042
Trucks10%
Lanes on structure9
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Anthem Way over Wash built?

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

What condition is Anthem Way over Wash in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in December 2024.

How much traffic does Anthem Way over Wash carry?

About 20,537 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Anthem Way over Wash?

The structure is 45 ft (13.7 m) long with a longest span of 11 ft (3.4 m).

Who owns Anthem Way over Wash?

It is owned by the County Highway Agency.