US Bridges

Cornville Road over Desert Wash

Good

Yavapai County, Arizona · 2.3 MI West of JCT I 17 · Structure no. 09466

Built
1938
87 years old, rebuilt 1997
Condition
Good
inspected September 2023
Type
Culvert
Steel
Length
38 ft
3 main spans
Daily traffic
5,638
2021 count
Owner
County
County Highway Agency

About this bridge

Cornville Road over Desert Wash is a steel culvert carrying Cornville Road over Desert Wash in Yavapai County, Arizona. It was built in 1938 and reconstructed in 1997, so it is 87 years old, older 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 5,638 vehicles a day, roughly 5% of them trucks, projected to reach 5,648 by 2041. The structure is 38 ft (11.6 m) long. If it were closed, the detour would be 16.2 mi (26 km).

Location

No coordinates are recorded for this structure.

CarriesCornville Road
CrossesDesert Wash
Location2.3 MI West of JCT I 17
RouteCounty Highway 0
StateArizona
Functional classRural Major 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.
Culvert8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71 US tons
Inventory rating41 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadHS 20
Structure length38 ft (11.6 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 traffic5,638 (2021)
Projected traffic5,648 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 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 Cornville Road over Desert Wash built?

It was built in 1938, making it 87 years old in 2025. It was reconstructed in 1997.

What condition is Cornville Road over Desert 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 Cornville Road over Desert Wash carry?

About 5,638 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Cornville Road over Desert Wash?

The structure is 38 ft (11.6 m) long with a longest span of 10 ft (3 m).

Who owns Cornville Road over Desert Wash?

It is owned by the County Highway Agency.