US Bridges

SR-227 Sb.Walker L over I-15 (SR-15) Nbl & S

Fair

Davis County, Utah · 0.5 Mi. N. of Glover Lane · Structure no. 3C 521

Built
1973
52 years old
Condition
Fair
inspected June 2023
Type
Frame
Steel Continuous
Length
387 ft
4 main spans
Daily traffic
6,991
2017 count
Owner
State
State Highway Agency

About this bridge

SR-227 Sb.Walker L over I-15 (SR-15) Nbl & S is a steel continuous frame carrying SR-227 Sb.Walker L over I-15 (SR-15) Nbl & S in Davis County, Utah. It was built in 1973, so it is 52 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 6,991 vehicles a day, roughly 5% of them trucks, projected to reach 8,389 by 2037. The structure is 387 ft (118 m) long and 30 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesSR-227 Sb.Walker L
CrossesI-15 (SR-15) Nbl & S
Location0.5 Mi. N. of Glover Lane
RouteState Highway 15
CountyDavis County
StateUtah
Coordinates40.97081, -111.89233
Functional classRural 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating92.8 US tons
Inventory rating63.2 US tons

Structure

Structure typeFrame
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length387 ft (118 m)
Longest span130 ft (39.6 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,991 (2017)
Projected traffic8,389 by 2037
Trucks5%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.2 mi (10 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 SR-227 Sb.Walker L over I-15 (SR-15) Nbl & S built?

It was built in 1973, making it 52 years old in 2025.

What condition is SR-227 Sb.Walker L over I-15 (SR-15) Nbl & S 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 June 2023.

How much traffic does SR-227 Sb.Walker L over I-15 (SR-15) Nbl & S carry?

About 6,991 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is SR-227 Sb.Walker L over I-15 (SR-15) Nbl & S?

The structure is 387 ft (118 m) long with a longest span of 130 ft (39.6 m) and a deck 30 ft wide.

Who owns SR-227 Sb.Walker L over I-15 (SR-15) Nbl & S?

It is owned by the State Highway Agency.