US Bridges

I-84 (SR-84) Ebl over I-80 (SR-80) Ebl & W

Fair

Summit County, Utah · Echo Interchange · Structure no. 2C 475

Built
1970
55 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
291 ft
4 main spans
Daily traffic
8,505
2014 count
Owner
State
State Highway Agency

About this bridge

I-84 (SR-84) Ebl over I-80 (SR-80) Ebl & W is a steel continuous stringer/multi-beam or girder carrying I-84 (SR-84) Ebl over I-80 (SR-80) Ebl & W in Summit County, Utah. It was built in 1970, so it is 55 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 8,505 vehicles a day, roughly 37% of them trucks, projected to reach 10,632 by 2034. The structure is 291 ft (88.6 m) long and 41 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesI-84 (SR-84) Ebl
CrossesI-80 (SR-80) Ebl & W
LocationEcho Interchange
RouteInterstate 84
CountySummit County
StateUtah
Coordinates40.97026, -111.43929
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 inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating35.7 US tons
Inventory rating17.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length291 ft (88.6 m)
Longest span95 ft (29.1 m)
Deck width41 ft (12.6 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,505 (2014)
Projected traffic10,632 by 2034
Trucks37%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate 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-84 (SR-84) Ebl over I-80 (SR-80) Ebl & W built?

It was built in 1970, making it 55 years old in 2025.

What condition is I-84 (SR-84) Ebl over I-80 (SR-80) Ebl & W 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 August 2024.

How much traffic does I-84 (SR-84) Ebl over I-80 (SR-80) Ebl & W carry?

About 8,505 vehicles per day (2014 count), of which roughly 37% are trucks.

How long is I-84 (SR-84) Ebl over I-80 (SR-80) Ebl & W?

The structure is 291 ft (88.6 m) long with a longest span of 95 ft (29.1 m) and a deck 41 ft wide.

Who owns I-84 (SR-84) Ebl over I-80 (SR-80) Ebl & W?

It is owned by the State Highway Agency.