US Bridges

I-15NB (SR-15) over SR-114 Geneva Road

Fair

Utah County, Utah · SW Edge of Lindon · Structure no. 1C 993

Built
2011
14 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
295 ft
2 main spans
Daily traffic
203,678
2021 count
Owner
State
State Highway Agency

About this bridge

I-15NB (SR-15) over SR-114 Geneva Road is a steel continuous stringer/multi-beam or girder carrying I-15NB (SR-15) over SR-114 Geneva Road in Utah County, Utah. It was built in 2011, so it is 14 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 203,678 vehicles a day, roughly 19% of them trucks, projected to reach 244,414 by 2041. The structure is 295 ft (89.8 m) long and 112 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-15NB (SR-15)
CrossesSR-114 Geneva Road
LocationSW Edge of Lindon
RouteInterstate 15
CountyUtah County
StateUtah
Coordinates40.33011, -111.73779
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.
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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.3 US tons
Inventory rating33.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length295 ft (89.8 m)
Longest span149 ft (45.5 m)
Deck width112 ft (34.2 m)
Roadway width110 ft (33.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic203,678 (2021)
Projected traffic244,414 by 2041
Trucks19%
Lanes on structure7
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
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-15NB (SR-15) over SR-114 Geneva Road built?

It was built in 2011, making it 14 years old in 2025.

What condition is I-15NB (SR-15) over SR-114 Geneva 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 February 2023.

How much traffic does I-15NB (SR-15) over SR-114 Geneva Road carry?

About 203,678 vehicles per day (2021 count), of which roughly 19% are trucks.

How long is I-15NB (SR-15) over SR-114 Geneva Road?

The structure is 295 ft (89.8 m) long with a longest span of 149 ft (45.5 m) and a deck 112 ft wide.

Who owns I-15NB (SR-15) over SR-114 Geneva Road?

It is owned by the State Highway Agency.