US Bridges

US-89SB On-Ramp over Sb. Shepherd Lane Ramp

Good

Davis County, Utah · Cherry Hills Intchg. · Structure no. 3F 691

Built
2004
21 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
164 ft
1 main span
Daily traffic
4,410
2022 count
Owner
State
State Highway Agency

About this bridge

US-89SB On-Ramp over Sb. Shepherd Lane Ramp is a prestressed concrete stringer/multi-beam or girder carrying US-89SB On-Ramp over Sb. Shepherd Lane Ramp in Davis County, Utah. It was built in 2004, so it is 21 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 4,410 vehicles a day, roughly 18% of them trucks, projected to reach 5,292 by 2042. The structure is 164 ft (49.9 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS-89SB On-Ramp
CrossesSb. Shepherd Lane Ramp
LocationCherry Hills Intchg.
RouteU.S. Route 89
StateUtah
Coordinates41.01, -111.91278
Functional classRural Principal Arterial - Other

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.3 US tons
Inventory rating38.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length164 ft (49.9 m)
Longest span157 ft (48 m)
Deck width33 ft (10.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,410 (2022)
Projected traffic5,292 by 2042
Trucks18%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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 US-89SB On-Ramp over Sb. Shepherd Lane Ramp built?

It was built in 2004, making it 21 years old in 2025.

What condition is US-89SB On-Ramp over Sb. Shepherd Lane Ramp 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 June 2023.

How much traffic does US-89SB On-Ramp over Sb. Shepherd Lane Ramp carry?

About 4,410 vehicles per day (2022 count), of which roughly 18% are trucks.

How long is US-89SB On-Ramp over Sb. Shepherd Lane Ramp?

The structure is 164 ft (49.9 m) long with a longest span of 157 ft (48 m) and a deck 33 ft wide.

Who owns US-89SB On-Ramp over Sb. Shepherd Lane Ramp?

It is owned by the State Highway Agency.