US Bridges

163 Avenue over Wash

Good

Maricopa County, Arizona · At Jomax Road · Structure no. 08885

Built
1986
39 years old
Condition
Good
inspected July 2021
Type
Culvert
Concrete Continuous
Length
62 ft
5 main spans
Daily traffic
6,619
2017 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

163 Avenue over Wash is a concrete continuous culvert carrying 163 Avenue over Wash in Maricopa County, Arizona. It was built in 1986, so it is 39 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 6,619 vehicles a day, roughly 5% of them trucks, projected to reach 6,629 by 2037. The structure is 62 ft (18.9 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Carries163 Avenue
CrossesWash
LocationAt Jomax Road
RouteCity Street 0
StateArizona
Coordinates33.7247, -112.4123
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating82 US tons
Inventory rating49.1 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans5
Design loadHS 20
Structure length62 ft (18.9 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,619 (2017)
Projected traffic6,629 by 2037
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 163 Avenue over Wash built?

It was built in 1986, making it 39 years old in 2025.

What condition is 163 Avenue over 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 July 2021.

How much traffic does 163 Avenue over Wash carry?

About 6,619 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is 163 Avenue over Wash?

The structure is 62 ft (18.9 m) long with a longest span of 8 ft (2.4 m).

Who owns 163 Avenue over Wash?

It is owned by the Town or Township Highway Agency.