US Bridges

I-84 (SR-84) over Private Access Road

Good

Box Elder County, Utah · 5.5 Mi.Nw.Bothwell Intchg · Structure no. 0V1605

Built
1987
38 years old
Condition
Good
inspected April 2023
Type
Culvert
Steel
Length
24 ft
1 main span
Daily traffic
12,669
2022 count
Owner
State
State Highway Agency

About this bridge

I-84 (SR-84) over Private Access Road is a steel culvert carrying I-84 (SR-84) over Private Access Road in Box Elder County, Utah. It was built in 1987, so it is 38 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 12,669 vehicles a day, roughly 47% of them trucks, projected to reach 15,203 by 2042. The structure is 24 ft (7.4 m) long. If it were closed, the detour would be 24.9 mi (40 km).

Location

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CarriesI-84 (SR-84)
CrossesPrivate Access Road
Location5.5 Mi.Nw.Bothwell Intchg
RouteInterstate 84
CountyBox Elder County
StateUtah
Coordinates41.78722, -112.27722
Functional classRural 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
Culvert7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93.3 US tons
Inventory rating92.8 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadHS 20 + Mod
Structure length24 ft (7.4 m)
Longest span24 ft (7.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,669 (2022)
Projected traffic15,203 by 2042
Trucks47%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed24.9 mi (40 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) over Private Access Road built?

It was built in 1987, making it 38 years old in 2025.

What condition is I-84 (SR-84) over Private Access Road 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 April 2023.

How much traffic does I-84 (SR-84) over Private Access Road carry?

About 12,669 vehicles per day (2022 count), of which roughly 47% are trucks.

How long is I-84 (SR-84) over Private Access Road?

The structure is 24 ft (7.4 m) long with a longest span of 24 ft (7.4 m).

Who owns I-84 (SR-84) over Private Access Road?

It is owned by the State Highway Agency.