US Bridges

I-70 (SR-70) Wbl over Eagle Canyon

Fair

Emery County, Utah · 29 Mi.E.Fremont Jct.Int. · Structure no. 4C 755

Built
1990
35 years old
Condition
Fair
inspected September 2024
Type
Arch - Deck
Steel Continuous
Length
523 ft
1 main span
Daily traffic
3,870
2014 count
Owner
State
State Highway Agency

About this bridge

I-70 (SR-70) Wbl over Eagle Canyon is a steel continuous arch - deck carrying I-70 (SR-70) Wbl over Eagle Canyon in Emery County, Utah. It was built in 1990, so it is 35 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 3,870 vehicles a day, roughly 45% of them trucks, projected to reach 4,838 by 2034. The structure is 523 ft (159.3 m) long and 45 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
CrossesEagle Canyon
Location29 Mi.E.Fremont Jct.Int.
RouteInterstate 70
CountyEmery County
StateUtah
Coordinates38.86115, -110.86538
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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.6 US tons
Inventory rating46.4 US tons

Structure

Structure typeArch - Deck
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20 + Mod
Structure length523 ft (159.3 m)
Longest span428 ft (130.5 m)
Deck width45 ft (13.8 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,870 (2014)
Projected traffic4,838 by 2034
Trucks45%
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 Eagle Canyon built?

It was built in 1990, making it 35 years old in 2025.

What condition is I-70 (SR-70) Wbl over Eagle Canyon 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 September 2024.

How much traffic does I-70 (SR-70) Wbl over Eagle Canyon carry?

About 3,870 vehicles per day (2014 count), of which roughly 45% are trucks.

How long is I-70 (SR-70) Wbl over Eagle Canyon?

The structure is 523 ft (159.3 m) long with a longest span of 428 ft (130.5 m) and a deck 45 ft wide.

Who owns I-70 (SR-70) Wbl over Eagle Canyon?

It is owned by the State Highway Agency.