US Bridges

I-15 (SR-15) over Eastbay Drainage Channel

Fair

Utah County, Utah · 0.1 Mi. S of Univ. Ave. · Structure no. 0E2640

Built
2011
14 years old
Condition
Fair
inspected January 2025
Type
Culvert
Concrete
Length
28 ft
2 main spans
Daily traffic
96,899
2012 count
Owner
State
State Highway Agency

About this bridge

I-15 (SR-15) over Eastbay Drainage Channel is a concrete culvert carrying I-15 (SR-15) over Eastbay Drainage Channel 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 96,899 vehicles a day, roughly 16% of them trucks, projected to reach 121,124 by 2032. The structure is 28 ft (8.5 m) long. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesI-15 (SR-15)
CrossesEastbay Drainage Channel
Location0.1 Mi. S of Univ. Ave.
RouteInterstate 15
CountyUtah County
StateUtah
Coordinates40.20202, -111.65375
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.9 US tons
Inventory rating28.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length28 ft (8.5 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic96,899 (2012)
Projected traffic121,124 by 2032
Trucks16%
Lanes on structure13
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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) over Eastbay Drainage Channel built?

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

What condition is I-15 (SR-15) over Eastbay Drainage Channel 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 January 2025.

How much traffic does I-15 (SR-15) over Eastbay Drainage Channel carry?

About 96,899 vehicles per day (2012 count), of which roughly 16% are trucks.

How long is I-15 (SR-15) over Eastbay Drainage Channel?

The structure is 28 ft (8.5 m) long with a longest span of 12 ft (3.7 m).

Who owns I-15 (SR-15) over Eastbay Drainage Channel?

It is owned by the State Highway Agency.