US Bridges

I-70 (SR-70) Wbl over SR-24 & Abandoned RR

Fair

Sevier County, Utah · East of Sigurd Intchg. · Structure no. 4F 490

Built
1986
39 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
386 ft
3 main spans
Daily traffic
7,166
2023 count
Owner
State
State Highway Agency

About this bridge

I-70 (SR-70) Wbl over SR-24 & Abandoned RR is a prestressed concrete continuous stringer/multi-beam or girder carrying I-70 (SR-70) Wbl over SR-24 & Abandoned RR in Sevier County, Utah. It was built in 1986, so it is 39 years old, younger 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 7,166 vehicles a day, roughly 36% of them trucks, projected to reach 8,599 by 2043. The structure is 386 ft (117.6 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-70 (SR-70) Wbl
CrossesSR-24 & Abandoned RR
LocationEast of Sigurd Intchg.
RouteInterstate 70
CountySevier County
StateUtah
Coordinates38.87707, -111.95711
Functional classRural Principal Arterial - Interstate

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92.2 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length386 ft (117.6 m)
Longest span135 ft (41.1 m)
Deck width44 ft (13.4 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,166 (2023)
Projected traffic8,599 by 2043
Trucks36%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate 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 I-70 (SR-70) Wbl over SR-24 & Abandoned RR built?

It was built in 1986, making it 39 years old in 2025.

What condition is I-70 (SR-70) Wbl over SR-24 & Abandoned RR 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 June 2023.

How much traffic does I-70 (SR-70) Wbl over SR-24 & Abandoned RR carry?

About 7,166 vehicles per day (2023 count), of which roughly 36% are trucks.

How long is I-70 (SR-70) Wbl over SR-24 & Abandoned RR?

The structure is 386 ft (117.6 m) long with a longest span of 135 ft (41.1 m) and a deck 44 ft wide.

Who owns I-70 (SR-70) Wbl over SR-24 & Abandoned RR?

It is owned by the State Highway Agency.