US Bridges

US-6 (SR-6) over Cooks Wash

Fair

Emery County, Utah · At Woodside · Structure no. 0E1309

Built
1963
62 years old
Condition
Fair
inspected September 2023
Type
Culvert
Concrete
Length
25 ft
1 main span
Daily traffic
6,619
2022 count
Owner
State
State Highway Agency

About this bridge

US-6 (SR-6) over Cooks Wash is a concrete culvert carrying US-6 (SR-6) over Cooks Wash in Emery County, Utah. It was built in 1963, so it is 62 years old, older than the Utah average of 40.1 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 6,619 vehicles a day, roughly 45% of them trucks, projected to reach 7,943 by 2042. The structure is 25 ft (7.7 m) long. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesUS-6 (SR-6)
CrossesCooks Wash
LocationAt Woodside
RouteU.S. Route 6
CountyEmery County
StateUtah
Coordinates39.26816, -110.34466
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating50.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20 + Mod
Structure length25 ft (7.7 m)
Longest span23 ft (7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,619 (2022)
Projected traffic7,943 by 2042
Trucks45%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US-6 (SR-6) over Cooks Wash built?

It was built in 1963, making it 62 years old in 2025.

What condition is US-6 (SR-6) over Cooks 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 September 2023.

How much traffic does US-6 (SR-6) over Cooks Wash carry?

About 6,619 vehicles per day (2022 count), of which roughly 45% are trucks.

How long is US-6 (SR-6) over Cooks Wash?

The structure is 25 ft (7.7 m) long with a longest span of 23 ft (7 m).

Who owns US-6 (SR-6) over Cooks Wash?

It is owned by the State Highway Agency.