US Bridges

Airway Avenue over Mohave County

Good

Mohave County, Arizona · 1.55 MI W of SR 66 · Structure no. 06818

Built
1980
45 years old, rebuilt 1996
Condition
Good
inspected November 2022
Type
Culvert
Concrete Continuous
Length
113 ft
9 main spans
Daily traffic
5,000
2022 count
Owner
State
State Highway Agency

About this bridge

Airway Avenue over Mohave County is a concrete continuous culvert carrying Airway Avenue over Mohave County in Mohave County, Arizona. It was built in 1980 and reconstructed in 1996, 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 5,000 vehicles a day, roughly 10% of them trucks, projected to reach 5,010 by 2042. The structure is 113 ft (34.4 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesAirway Avenue
CrossesMohave County
Location1.55 MI W of SR 66
RouteState Highway 40
StateArizona
Coordinates35.22483, -114.03086
Functional classUrban Minor Arterial

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 inspectionNovember 2022
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 rating70 US tons
Inventory rating42 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans9
Design loadHS 20
Structure length113 ft (34.4 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 traffic5,000 (2022)
Projected traffic5,010 by 2042
Trucks10%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Airway Avenue over Mohave County built?

It was built in 1980, making it 45 years old in 2025. It was reconstructed in 1996.

What condition is Airway Avenue over Mohave County 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 November 2022.

How much traffic does Airway Avenue over Mohave County carry?

About 5,000 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Airway Avenue over Mohave County?

The structure is 113 ft (34.4 m) long with a longest span of 10 ft (3 m).

Who owns Airway Avenue over Mohave County?

It is owned by the State Highway Agency.