US Bridges

I-80WB (SR-80) over SR-65 Intchg.X-Road.

Fair

Salt Lake County, Utah · At Mt. Delle Interchange · Structure no. 4C 573R

Built
1972
53 years old, rebuilt 2008
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
121 ft
1 main span
Daily traffic
50,755
2014 count
Owner
State
State Highway Agency

About this bridge

I-80WB (SR-80) over SR-65 Intchg.X-Road. is a steel stringer/multi-beam or girder carrying I-80WB (SR-80) over SR-65 Intchg.X-Road. in Salt Lake County, Utah. It was built in 1972 and reconstructed in 2008, so it is 53 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 50,755 vehicles a day, roughly 24% of them trucks, projected to reach 63,444 by 2034. The structure is 121 ft (36.9 m) long and 56 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-80WB (SR-80)
CrossesSR-65 Intchg.X-Road.
LocationAt Mt. Delle Interchange
RouteInterstate 80
CountySalt Lake County
StateUtah
Coordinates40.75183, -111.71317
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 evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.1 US tons
Inventory rating42.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length121 ft (36.9 m)
Longest span117 ft (35.7 m)
Deck width56 ft (17.2 m)
Roadway width53 ft (16.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50,755 (2014)
Projected traffic63,444 by 2034
Trucks24%
Lanes on structure3
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 NetworkSTRAHNET connector

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-80WB (SR-80) over SR-65 Intchg.X-Road. built?

It was built in 1972, making it 53 years old in 2025. It was reconstructed in 2008.

What condition is I-80WB (SR-80) over SR-65 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 August 2024.

How much traffic does I-80WB (SR-80) over SR-65 Intchg.X-Road. carry?

About 50,755 vehicles per day (2014 count), of which roughly 24% are trucks.

How long is I-80WB (SR-80) over SR-65 Intchg.X-Road.?

The structure is 121 ft (36.9 m) long with a longest span of 117 ft (35.7 m) and a deck 56 ft wide.

Who owns I-80WB (SR-80) over SR-65 Intchg.X-Road.?

It is owned by the State Highway Agency.