US Bridges

Entrance Road over Inlet to Unit 3

Good

Box Elder County, Utah · Near Shop · Structure no. 000065530-01443

Built
2011
14 years old
Condition
Good
inspected October 2022
Type
Culvert
Concrete
Length
40 ft
3 main spans
Daily traffic
80
2022 count
Owner
Federal
Bureau of Fish and Wildlife

About this bridge

Entrance Road over Inlet to Unit 3 is a concrete culvert carrying Entrance Road over Inlet to Unit 3 in Box Elder 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 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 80 vehicles a day, projected to reach 100 by 2042. The structure is 40 ft (12.2 m) long and 68 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesEntrance Road
CrossesInlet to Unit 3
LocationNear Shop
RouteFederal Lands Road 0
CountyBox Elder County
StateUtah
Coordinates41.479, -112.26667
Functional classRural Local

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 inspectionOctober 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating53 US tons
Inventory rating31 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span12 ft (3.7 m)
Deck width68 ft (20.7 m)
Roadway width66 ft (20 m)
Vertical clearance over deck107 ft (32.7 m)

Traffic and service

Average daily traffic80 (2022)
Projected traffic100 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerBureau of Fish and Wildlife
Maintained byBureau of Fish and Wildlife
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Entrance Road over Inlet to Unit 3 built?

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

What condition is Entrance Road over Inlet to Unit 3 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 October 2022.

How much traffic does Entrance Road over Inlet to Unit 3 carry?

About 80 vehicles per day (2022 count).

How long is Entrance Road over Inlet to Unit 3?

The structure is 40 ft (12.2 m) long with a longest span of 12 ft (3.7 m) and a deck 68 ft wide.

Who owns Entrance Road over Inlet to Unit 3?

It is owned by the Bureau of Fish and Wildlife.