US Bridges

I-15 (SR-15) over Spanish Fork River

Good

Utah County, Utah · 2.1MI.SW of Spanish Fork · Structure no. 0E2663

Built
2012
13 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete
Length
46 ft
3 main spans
Daily traffic
44,309
2012 count
Owner
State
State Highway Agency

About this bridge

I-15 (SR-15) over Spanish Fork River is a concrete culvert carrying I-15 (SR-15) over Spanish Fork River in Utah County, Utah. It was built in 2012, so it is 13 years old, younger than the Utah average of 40.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 44,309 vehicles a day, roughly 16% of them trucks, projected to reach 55,386 by 2032. The structure is 46 ft (14 m) long and 208 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesI-15 (SR-15)
CrossesSpanish Fork River
Location2.1MI.SW of Spanish Fork
RouteInterstate 15
CountyUtah County
StateUtah
Coordinates40.10342, -111.68375
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating39.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHL 93
Structure length46 ft (14 m)
Longest span14 ft (4.3 m)
Deck width208 ft (63.4 m)
Roadway width108 ft (32.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic44,309 (2012)
Projected traffic55,386 by 2032
Trucks16%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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-15 (SR-15) over Spanish Fork River built?

It was built in 2012, making it 13 years old in 2025.

What condition is I-15 (SR-15) over Spanish Fork River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2024.

How much traffic does I-15 (SR-15) over Spanish Fork River carry?

About 44,309 vehicles per day (2012 count), of which roughly 16% are trucks.

How long is I-15 (SR-15) over Spanish Fork River?

The structure is 46 ft (14 m) long with a longest span of 14 ft (4.3 m) and a deck 208 ft wide.

Who owns I-15 (SR-15) over Spanish Fork River?

It is owned by the State Highway Agency.