US Bridges

I-84 (SR-84)EB WB over Bothwell Canal

Fair

Box Elder County, Utah · 3.3 Miles W of Tremonton · Structure no. 0E2207

Built
1955
70 years old, rebuilt 1985
Condition
Fair
inspected April 2023
Type
Culvert
Concrete Continuous
Length
37 ft
2 main spans
Daily traffic
12,758
2017 count
Owner
State
State Highway Agency

About this bridge

I-84 (SR-84)EB WB over Bothwell Canal is a concrete continuous culvert carrying I-84 (SR-84)EB WB over Bothwell Canal in Box Elder County, Utah. It was built in 1955 and reconstructed in 1985, so it is 70 years old, older 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 12,758 vehicles a day, roughly 45% of them trucks, projected to reach 15,310 by 2037. The structure is 37 ft (11.4 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesI-84 (SR-84)EB WB
CrossesBothwell Canal
Location3.3 Miles W of Tremonton
RouteInterstate 84
CountyBox Elder County
StateUtah
Coordinates41.71722, -112.22028
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 protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34.3 US tons
Inventory rating16.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length37 ft (11.4 m)
Longest span18 ft (5.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,758 (2017)
Projected traffic15,310 by 2037
Trucks45%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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-84 (SR-84)EB WB over Bothwell Canal built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 1985.

What condition is I-84 (SR-84)EB WB over Bothwell Canal 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 April 2023.

How much traffic does I-84 (SR-84)EB WB over Bothwell Canal carry?

About 12,758 vehicles per day (2017 count), of which roughly 45% are trucks.

How long is I-84 (SR-84)EB WB over Bothwell Canal?

The structure is 37 ft (11.4 m) long with a longest span of 18 ft (5.5 m).

Who owns I-84 (SR-84)EB WB over Bothwell Canal?

It is owned by the State Highway Agency.