US Bridges

I-80WB (SR-80) over SR-71 700 East St.

Fair

Salt Lake County, Utah · At the 700 E. Int. in Slc · Structure no. 4C 958

Built
2008
17 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
173 ft
1 main span
Daily traffic
124,505
2014 count
Owner
State
State Highway Agency

About this bridge

I-80WB (SR-80) over SR-71 700 East St. is a steel stringer/multi-beam or girder carrying I-80WB (SR-80) over SR-71 700 East St. in Salt Lake County, Utah. It was built in 2008, so it is 17 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 124,505 vehicles a day, roughly 31% of them trucks, projected to reach 155,632 by 2034. The structure is 173 ft (52.8 m) long and 75 ft wide.

Location

Open in Google Maps
CarriesI-80WB (SR-80)
CrossesSR-71 700 East St.
LocationAt the 700 E. Int. in Slc
RouteInterstate 80
CountySalt Lake County
StateUtah
Coordinates40.71901, -111.87083
Functional classUrban 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.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85.8 US tons
Inventory rating50 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length173 ft (52.8 m)
Longest span169 ft (51.5 m)
Deck width75 ft (22.8 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic124,505 (2014)
Projected traffic155,632 by 2034
Trucks31%
Lanes on structure4
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
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-71 700 East St. built?

It was built in 2008, making it 17 years old in 2025.

What condition is I-80WB (SR-80) over SR-71 700 East St. 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 July 2024.

How much traffic does I-80WB (SR-80) over SR-71 700 East St. carry?

About 124,505 vehicles per day (2014 count), of which roughly 31% are trucks.

How long is I-80WB (SR-80) over SR-71 700 East St.?

The structure is 173 ft (52.8 m) long with a longest span of 169 ft (51.5 m) and a deck 75 ft wide.

Who owns I-80WB (SR-80) over SR-71 700 East St.?

It is owned by the State Highway Agency.