US Bridges

SR 64 over Wash

Good

Coconino County, Arizona · 21.8 MI W JCT US 89 · Structure no. 06997

Built
1992
33 years old
Condition
Good
inspected September 2024
Type
Culvert
Steel
Length
54 ft
3 main spans
Daily traffic
4,463
2023 count
Owner
State
State Highway Agency

About this bridge

SR 64 over Wash is a steel culvert carrying SR 64 over Wash in Coconino County, Arizona. It was built in 1992, so it is 33 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 4,463 vehicles a day, roughly 5% of them trucks, projected to reach 4,473 by 2042. The structure is 54 ft (16.5 m) long. If it were closed, the detour would be 19.9 mi (32 km).

Location

No coordinates are recorded for this structure.

CarriesSR 64
CrossesWash
Location21.8 MI W JCT US 89
RouteState Highway 64
CountyCoconino County
StateArizona
Functional classRural 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 inspectionSeptember 2024
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 rating99 US tons
Inventory rating99 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadHS 20
Structure length54 ft (16.5 m)
Longest span13 ft (4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,463 (2023)
Projected traffic4,473 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 SR 64 over Wash built?

It was built in 1992, making it 33 years old in 2025.

What condition is SR 64 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 2024.

How much traffic does SR 64 over Wash carry?

About 4,463 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is SR 64 over Wash?

The structure is 54 ft (16.5 m) long with a longest span of 13 ft (4 m).

Who owns SR 64 over Wash?

It is owned by the State Highway Agency.