US Bridges

SR a 89; FAS 366 over Wash

Fair

Yavapai County, Arizona · 21.4 MI E JCT SR 89 · Structure no. 00133

Built
1935
90 years old
Condition
Fair
inspected October 2024
Type
Slab
Concrete
Length
24 ft
1 main span
Daily traffic
2,083
2023 count
Owner
State
State Highway Agency

About this bridge

SR a 89; FAS 366 over Wash is a concrete slab carrying SR a 89; FAS 366 over Wash in Yavapai County, Arizona. It was built in 1935, so it is 90 years old, older than the Arizona average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 2,083 vehicles a day, roughly 10% of them trucks, projected to reach 2,093 by 2042. The structure is 24 ft (7.3 m) long and 33 ft wide. If it were closed, the detour would be 36 mi (58 km).

Location

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CarriesSR a 89; FAS 366
CrossesWash
Location21.4 MI E JCT SR 89
RouteState Highway 89
CountyYavapai County
StateArizona
Coordinates34.7291, -112.1476
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating49.1 US tons
Inventory rating29 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length24 ft (7.3 m)
Longest span22 ft (6.7 m)
Deck width33 ft (10 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,083 (2023)
Projected traffic2,093 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed36 mi (58 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$1,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was SR a 89; FAS 366 over Wash built?

It was built in 1935, making it 90 years old in 2025.

What condition is SR a 89; FAS 366 over Wash in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.

How much traffic does SR a 89; FAS 366 over Wash carry?

About 2,083 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is SR a 89; FAS 366 over Wash?

The structure is 24 ft (7.3 m) long with a longest span of 22 ft (6.7 m) and a deck 33 ft wide.

Who owns SR a 89; FAS 366 over Wash?

It is owned by the State Highway Agency.