US Bridges

Concho DR over Wash

Good

Mohave County, Arizona · 3.1 MI N JCT SR 66 · Structure no. 11080

Built
1980
45 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete Continuous
Length
53 ft
5 main spans
Daily traffic
1,803
2022 count
Owner
County
County Highway Agency

About this bridge

Concho DR over Wash is a concrete continuous culvert carrying Concho DR over Wash in Mohave County, Arizona. It was built in 1980, so it is 45 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 1,803 vehicles a day, projected to reach 1,813 by 2042. The structure is 53 ft (16.2 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesConcho DR
CrossesWash
Location3.1 MI N JCT SR 66
RouteCounty Highway 0
StateArizona
Coordinates35.4188, -113.8654
Functional classRural Minor 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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
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 alignment8: Equal to present desirable criteria
Operating rating57 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans5
Design loadHS 20
Structure length53 ft (16.2 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 traffic1,803 (2022)
Projected traffic1,813 by 2042
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

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 Concho DR over Wash built?

It was built in 1980, making it 45 years old in 2025.

What condition is Concho DR 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 September 2023.

How much traffic does Concho DR over Wash carry?

About 1,803 vehicles per day (2022 count).

How long is Concho DR over Wash?

The structure is 53 ft (16.2 m) long with a longest span of 10 ft (3 m).

Who owns Concho DR over Wash?

It is owned by the County Highway Agency.