US Bridges

Central Ave over Wash

Good

Maricopa County, Arizona · 0.2 MI S of Mcdowell · Structure no. 10568

Built
1997
28 years old
Condition
Good
inspected May 2021
Type
Culvert
Concrete Continuous
Length
28 ft
3 main spans
Daily traffic
110
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Central Ave over Wash is a concrete continuous culvert carrying Central Ave over Wash in Maricopa County, Arizona. It was built in 1997, so it is 28 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 110 vehicles a day, projected to reach 120 by 2040. The structure is 28 ft (8.5 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

No coordinates are recorded for this structure.

CarriesCentral Ave
CrossesWash
Location0.2 MI S of Mcdowell
RouteCity Street 0
CountyMaricopa County
StateArizona
Functional classUrban Collector

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 inspectionMay 2021
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 alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating86 US tons
Inventory rating51 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length28 ft (8.5 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deck30 ft (9.1 m)

Traffic and service

Average daily traffic110 (2020)
Projected traffic120 by 2040
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Central Ave over Wash built?

It was built in 1997, making it 28 years old in 2025.

What condition is Central Ave 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 May 2021.

How much traffic does Central Ave over Wash carry?

About 110 vehicles per day (2020 count).

How long is Central Ave over Wash?

The structure is 28 ft (8.5 m) long with a longest span of 8 ft (2.4 m).

Who owns Central Ave over Wash?

It is owned by the City or Municipal Highway Agency.