US Bridges

Stockton Hill Road over Bull Mountain Wash

Good

Mohave County, Arizona · 0.1 MI N JCT Gordon RD · Structure no. 10679

Built
2001
24 years old
Condition
Good
inspected April 2023
Type
Culvert
Concrete Continuous
Length
54 ft
5 main spans
Daily traffic
23,426
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Stockton Hill Road over Bull Mountain Wash is a concrete continuous culvert carrying Stockton Hill Road over Bull Mountain Wash in Mohave County, Arizona. It was built in 2001, so it is 24 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 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 23,426 vehicles a day, roughly 5% of them trucks, projected to reach 23,436 by 2039. The structure is 54 ft (16.5 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesStockton Hill Road
CrossesBull Mountain Wash
Location0.1 MI N JCT Gordon RD
RouteCity Street 0
CountyMohave County
StateArizona
Coordinates35.24153, -114.038
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.
Culvert8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable 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 spans5
Design loadHS 20
Structure length54 ft (16.5 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 traffic23,426 (2019)
Projected traffic23,436 by 2039
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 Stockton Hill Road over Bull Mountain Wash built?

It was built in 2001, making it 24 years old in 2025.

What condition is Stockton Hill Road over Bull Mountain 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 April 2023.

How much traffic does Stockton Hill Road over Bull Mountain Wash carry?

About 23,426 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Stockton Hill Road over Bull Mountain Wash?

The structure is 54 ft (16.5 m) long with a longest span of 10 ft (3 m).

Who owns Stockton Hill Road over Bull Mountain Wash?

It is owned by the City or Municipal Highway Agency.