US Bridges

US 6 over Crandall Canyon Wash

Good

Carbon County, Utah · US6 over Crandall Wash · Structure no. 0E2811

Built
2023
2 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete
Length
27 ft
1 main span
Daily traffic
8,000
2018 count
Owner
State
State Highway Agency

About this bridge

US 6 over Crandall Canyon Wash is a concrete culvert carrying US 6 over Crandall Canyon Wash in Carbon County, Utah. It was built in 2023, so it is 2 years old, younger than the Utah average of 40.1 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 8,000 vehicles a day, roughly 40% of them trucks, projected to reach 10,000 by 2038. The structure is 27 ft (8.2 m) long. If it were closed, the detour would be 95.1 mi (153 km).

CarriesUS 6
CrossesCrandall Canyon Wash
LocationUS6 over Crandall Wash
RouteU.S. Route 6
StateUtah
Coordinates39.7631, -110.9011
Functional classRural Principal Arterial - Other

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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 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 rating107.1 US tons
Inventory rating103.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length27 ft (8.2 m)
Longest span27 ft (8.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,000 (2018)
Projected traffic10,000 by 2038
Trucks40%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed95.1 mi (153 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 over Crandall Canyon Wash built?

It was built in 2023, making it 2 years old in 2025.

What condition is US 6 over Crandall Canyon 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 2023.

How much traffic does US 6 over Crandall Canyon Wash carry?

About 8,000 vehicles per day (2018 count), of which roughly 40% are trucks.

How long is US 6 over Crandall Canyon Wash?

The structure is 27 ft (8.2 m) long with a longest span of 27 ft (8.2 m).

Who owns US 6 over Crandall Canyon Wash?

It is owned by the State Highway Agency.