US Bridges

I-70 (SR-70) Wbl over SR-118 Intchg. X-Road

Fair

Sevier County, Utah · Joseph Interchange · Structure no. 4F 445

Built
1985
40 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
98 ft
1 main span
Daily traffic
7,889
2023 count
Owner
State
State Highway Agency

About this bridge

I-70 (SR-70) Wbl over SR-118 Intchg. X-Road is a prestressed concrete stringer/multi-beam or girder carrying I-70 (SR-70) Wbl over SR-118 Intchg. X-Road in Sevier County, Utah. It was built in 1985, so it is 40 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 7,889 vehicles a day, roughly 41% of them trucks, projected to reach 9,467 by 2043. The structure is 98 ft (30 m) long and 44 ft wide.

Location

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CarriesI-70 (SR-70) Wbl
CrossesSR-118 Intchg. X-Road
LocationJoseph Interchange
RouteInterstate 70
CountySevier County
StateUtah
Coordinates38.62528, -112.22639
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 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 rating61.4 US tons
Inventory rating37.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length98 ft (30 m)
Longest span88 ft (26.8 m)
Deck width44 ft (13.4 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,889 (2023)
Projected traffic9,467 by 2043
Trucks41%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
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-118 Intchg. X-Road built?

It was built in 1985, making it 40 years old in 2025.

What condition is I-70 (SR-70) Wbl over SR-118 Intchg. X-Road 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 May 2023.

How much traffic does I-70 (SR-70) Wbl over SR-118 Intchg. X-Road carry?

About 7,889 vehicles per day (2023 count), of which roughly 41% are trucks.

How long is I-70 (SR-70) Wbl over SR-118 Intchg. X-Road?

The structure is 98 ft (30 m) long with a longest span of 88 ft (26.8 m) and a deck 44 ft wide.

Who owns I-70 (SR-70) Wbl over SR-118 Intchg. X-Road?

It is owned by the State Highway Agency.