US Bridges

Canyon Street over Spring Canyon Wash

Good

Carbon County, Utah · West Side of Helper · Structure no. 007029E

Built
1999
26 years old
Condition
Good
inspected June 2024
Type
Culvert
Concrete
Length
26 ft
2 main spans
Daily traffic
139
2010 count
Owner
City
City or Municipal Highway Agency

About this bridge

Canyon Street over Spring Canyon Wash is a concrete culvert carrying Canyon Street over Spring Canyon Wash in Carbon County, Utah. It was built in 1999, so it is 26 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 139 vehicles a day, roughly 1% of them trucks, projected to reach 168 by 2030. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCanyon Street
CrossesSpring Canyon Wash
LocationWest Side of Helper
RouteCity Street 1329
StateUtah
Coordinates39.68837, -110.86147
Functional classUrban Collector

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 inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.7 US tons
Inventory rating17.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length26 ft (7.9 m)
Longest span11 ft (3.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic139 (2010)
Projected traffic168 by 2030
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Canyon Street over Spring Canyon Wash built?

It was built in 1999, making it 26 years old in 2025.

What condition is Canyon Street over Spring 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 June 2024.

How much traffic does Canyon Street over Spring Canyon Wash carry?

About 139 vehicles per day (2010 count), of which roughly 1% are trucks.

How long is Canyon Street over Spring Canyon Wash?

The structure is 26 ft (7.9 m) long with a longest span of 11 ft (3.5 m).

Who owns Canyon Street over Spring Canyon Wash?

It is owned by the City or Municipal Highway Agency.