US Bridges

SR 89A over Del Monte Wash

Good

Yavapai County, Arizona · 2.5 MI NW JCT SR 260 · Structure no. 06184

Built
1964
61 years old, rebuilt 1989
Condition
Good
inspected August 2024
Type
Culvert
Concrete Continuous
Length
45 ft
3 main spans
Daily traffic
11,288
2018 count
Owner
State
State Highway Agency

About this bridge

SR 89A over Del Monte Wash is a concrete continuous culvert carrying SR 89A over Del Monte Wash in Yavapai County, Arizona. It was built in 1964 and reconstructed in 1989, so it is 61 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 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 11,288 vehicles a day, roughly 13% of them trucks, projected to reach 11,298 by 2040. The structure is 45 ft (13.7 m) long. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesSR 89A
CrossesDel Monte Wash
Location2.5 MI NW JCT SR 260
RouteState Highway 89
CountyYavapai County
StateArizona
Coordinates34.7397, -112.0372
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 inspectionAugust 2024
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 alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating99 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length45 ft (13.7 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 traffic11,288 (2018)
Projected traffic11,298 by 2040
Trucks13%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed98.8 mi (159 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 89A over Del Monte Wash built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 1989.

What condition is SR 89A over Del Monte 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 August 2024.

How much traffic does SR 89A over Del Monte Wash carry?

About 11,288 vehicles per day (2018 count), of which roughly 13% are trucks.

How long is SR 89A over Del Monte Wash?

The structure is 45 ft (13.7 m) long with a longest span of 10 ft (3 m).

Who owns SR 89A over Del Monte Wash?

It is owned by the State Highway Agency.