US Bridges

SR-313 over Seven Mile Cyn. Wash

Good

Grand County, Utah · 3 Mi. W. JCT With SR-191 · Structure no. 0V1715

Built
2012
13 years old
Condition
Good
inspected September 2023
Type
Culvert
Steel
Length
22 ft
1 main span
Daily traffic
2,820
2017 count
Owner
State
State Highway Agency

About this bridge

SR-313 over Seven Mile Cyn. Wash is a steel culvert carrying SR-313 over Seven Mile Cyn. Wash in Grand County, Utah. It was built in 2012, so it is 13 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 2,820 vehicles a day, roughly 24% of them trucks, projected to reach 3,384 by 2037. The structure is 22 ft (6.6 m) long. If it were closed, the detour would be 100 mi (161 km).

Location

No coordinates are recorded for this structure.

CarriesSR-313
CrossesSeven Mile Cyn. Wash
Location3 Mi. W. JCT With SR-191
RouteState Highway 313
CountyGrand County
StateUtah
Functional classRural Major 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating106.5 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadHS 20
Structure length22 ft (6.6 m)
Longest span22 ft (6.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,820 (2017)
Projected traffic3,384 by 2037
Trucks24%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed100 mi (161 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR-313 over Seven Mile Cyn. Wash built?

It was built in 2012, making it 13 years old in 2025.

What condition is SR-313 over Seven Mile Cyn. 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 2023.

How much traffic does SR-313 over Seven Mile Cyn. Wash carry?

About 2,820 vehicles per day (2017 count), of which roughly 24% are trucks.

How long is SR-313 over Seven Mile Cyn. Wash?

The structure is 22 ft (6.6 m) long with a longest span of 22 ft (6.6 m).

Who owns SR-313 over Seven Mile Cyn. Wash?

It is owned by the State Highway Agency.