US Bridges

SR-31 over Huntington Creek

Fair

Emery County, Utah · Near Electric Lake Dam · Structure no. 0D 806

Built
1976
49 years old
Condition
Fair
inspected August 2023
Type
Tee Beam
Concrete Continuous
Length
192 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 tee beam carrying SR-31 over Huntington Creek in Emery County, Utah. It was built in 1976, so it is 49 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 584 vehicles a day, roughly 31% of them trucks, projected to reach 701 by 2041. The structure is 192 ft (58.4 m) long and 44 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesSR-31
CrossesHuntington Creek
LocationNear Electric Lake Dam
RouteState Highway 31
CountyEmery County
StateUtah
Coordinates39.59451, -111.20533
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating28.5 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length192 ft (58.4 m)
Longest span75 ft (22.9 m)
Deck width44 ft (13.5 m)
Roadway width41 ft (12.5 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 1976, making it 49 years old in 2025.

What condition is SR-31 over Huntington Creek 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 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 192 ft (58.4 m) long with a longest span of 75 ft (22.9 m) and a deck 44 ft wide.

Who owns SR-31 over Huntington Creek?

It is owned by the State Highway Agency.