US Bridges

SR-31 over Huntington Creek

Good

Emery County, Utah · 18 Mi. Nw. of Huntington · Structure no. 0D 827

Built
1975
50 years old
Condition
Good
inspected August 2023
Type
Slab
Concrete Continuous
Length
64 ft
3 main spans
Daily traffic
584
2021 count
Owner
State
State Highway Agency

About this bridge

SR-31 over Huntington Creek is a concrete continuous slab carrying SR-31 over Huntington Creek in Emery County, Utah. It was built in 1975, so it is 50 years old, older 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 584 vehicles a day, roughly 31% of them trucks, projected to reach 701 by 2041. The structure is 64 ft (19.5 m) long and 35 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesSR-31
CrossesHuntington Creek
Location18 Mi. Nw. of Huntington
RouteState Highway 31
StateUtah
Coordinates39.52322, -111.15433
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 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
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating41.4 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length64 ft (19.5 m)
Longest span37 ft (11.4 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic584 (2021)
Projected traffic701 by 2041
Trucks31%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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-31 over Huntington Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is SR-31 over Huntington Creek 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 SR-31 over Huntington Creek carry?

About 584 vehicles per day (2021 count), of which roughly 31% are trucks.

How long is SR-31 over Huntington Creek?

The structure is 64 ft (19.5 m) long with a longest span of 37 ft (11.4 m) and a deck 35 ft wide.

Who owns SR-31 over Huntington Creek?

It is owned by the State Highway Agency.