US Bridges

I-15 (SR-15) Sbl over I80EBL & Ramp from S

Fair

Salt Lake County, Utah · I80-I15 Intchg.@ 240 · Structure no. 3C 859

Built
1999
26 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
406 ft
3 main spans
Daily traffic
236,900
2014 count
Owner
State
State Highway Agency

About this bridge

I-15 (SR-15) Sbl over I80EBL & Ramp from S is a steel continuous stringer/multi-beam or girder carrying I-15 (SR-15) Sbl over I80EBL & Ramp from S in Salt Lake County, Utah. It was built in 1999, so it is 26 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 236,900 vehicles a day, roughly 19% of them trucks, projected to reach 296,125 by 2034. The structure is 406 ft (123.7 m) long and 74 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesI-15 (SR-15) Sbl
CrossesI80EBL & Ramp from S
LocationI80-I15 Intchg.@ 240
RouteInterstate 15
CountySalt Lake County
StateUtah
Coordinates40.71946, -111.90489
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.3 US tons
Inventory rating46.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length406 ft (123.7 m)
Longest span145 ft (44.3 m)
Deck width74 ft (22.5 m)
Roadway width71 ft (21.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic236,900 (2014)
Projected traffic296,125 by 2034
Trucks19%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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-15 (SR-15) Sbl over I80EBL & Ramp from S built?

It was built in 1999, making it 26 years old in 2025.

What condition is I-15 (SR-15) Sbl over I80EBL & Ramp from S 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-15 (SR-15) Sbl over I80EBL & Ramp from S carry?

About 236,900 vehicles per day (2014 count), of which roughly 19% are trucks.

How long is I-15 (SR-15) Sbl over I80EBL & Ramp from S?

The structure is 406 ft (123.7 m) long with a longest span of 145 ft (44.3 m) and a deck 74 ft wide.

Who owns I-15 (SR-15) Sbl over I80EBL & Ramp from S?

It is owned by the State Highway Agency.