US Bridges

I-70 (SR-70) Wbl over Saleratus Wash

Fair

Emery County, Utah · 4.5 Mi.West of Green Riv. · Structure no. 4F 174

Built
1968
57 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
199 ft
3 main spans
Daily traffic
5,653
2023 count
Owner
State
State Highway Agency

About this bridge

I-70 (SR-70) Wbl over Saleratus Wash is a prestressed concrete stringer/multi-beam or girder carrying I-70 (SR-70) Wbl over Saleratus Wash in Emery County, Utah. It was built in 1968, so it is 57 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 5,653 vehicles a day, roughly 39% of them trucks, projected to reach 6,784 by 2043. The structure is 199 ft (60.6 m) long and 41 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
CrossesSaleratus Wash
Location4.5 Mi.West of Green Riv.
RouteInterstate 70
CountyEmery County
StateUtah
Coordinates38.97805, -110.2432
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to 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 rating52.5 US tons
Inventory rating31.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length199 ft (60.6 m)
Longest span66 ft (20 m)
Deck width41 ft (12.5 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deck99 ft (30.2 m)

Traffic and service

Average daily traffic5,653 (2023)
Projected traffic6,784 by 2043
Trucks39%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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 Saleratus Wash built?

It was built in 1968, making it 57 years old in 2025.

What condition is I-70 (SR-70) Wbl over Saleratus Wash 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 October 2023.

How much traffic does I-70 (SR-70) Wbl over Saleratus Wash carry?

About 5,653 vehicles per day (2023 count), of which roughly 39% are trucks.

How long is I-70 (SR-70) Wbl over Saleratus Wash?

The structure is 199 ft (60.6 m) long with a longest span of 66 ft (20 m) and a deck 41 ft wide.

Who owns I-70 (SR-70) Wbl over Saleratus Wash?

It is owned by the State Highway Agency.