US Bridges

I-70 (SR-70) Ebl over I-15 (SR-15) Nbl and Sbl

Good

Millard County, Utah · Cove Fort Interchange · Structure no. 2C 467

Built
1966
59 years old, rebuilt 2023
Condition
Good
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
238 ft
4 main spans
Daily traffic
4,915
2014 count
Owner
State
State Highway Agency

About this bridge

I-70 (SR-70) Ebl over I-15 (SR-15) Nbl and Sbl is a steel continuous stringer/multi-beam or girder carrying I-70 (SR-70) Ebl over I-15 (SR-15) Nbl and Sbl in Millard County, Utah. It was built in 1966 and reconstructed in 2023, so it is 59 years old, older than the Utah average of 40.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,915 vehicles a day, roughly 35% of them trucks, projected to reach 6,144 by 2034. The structure is 238 ft (72.5 m) long and 36 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-70 (SR-70) Ebl
CrossesI-15 (SR-15) Nbl and Sbl
LocationCove Fort Interchange
RouteInterstate 70
CountyMillard County
StateUtah
Coordinates38.57694, -112.60389
Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating107.1 US tons
Inventory rating46.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length238 ft (72.5 m)
Longest span81 ft (24.7 m)
Deck width36 ft (11 m)
Roadway width34 ft (10.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,915 (2014)
Projected traffic6,144 by 2034
Trucks35%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
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) Ebl over I-15 (SR-15) Nbl and Sbl built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2023.

What condition is I-70 (SR-70) Ebl over I-15 (SR-15) Nbl and Sbl in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in February 2023.

How much traffic does I-70 (SR-70) Ebl over I-15 (SR-15) Nbl and Sbl carry?

About 4,915 vehicles per day (2014 count), of which roughly 35% are trucks.

How long is I-70 (SR-70) Ebl over I-15 (SR-15) Nbl and Sbl?

The structure is 238 ft (72.5 m) long with a longest span of 81 ft (24.7 m) and a deck 36 ft wide.

Who owns I-70 (SR-70) Ebl over I-15 (SR-15) Nbl and Sbl?

It is owned by the State Highway Agency.