US Bridges

I-15 (SR-15) Sbl over Atkinsville Wash

Fair

Washington County, Utah · 3 Mi.So.Bloomington Int. · Structure no. 3F 315

Built
1971
54 years old
Condition
Fair
inspected January 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
159 ft
2 main spans
Daily traffic
—
2023 count
Owner
State
State Highway Agency

About this bridge

I-15 (SR-15) Sbl over Atkinsville Wash is a prestressed concrete stringer/multi-beam or girder carrying I-15 (SR-15) Sbl over Atkinsville Wash in Washington County, Utah. It was built in 1971, so it is 54 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.

No traffic count is recorded. The structure is 159 ft (48.5 m) long and 44 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesI-15 (SR-15) Sbl
CrossesAtkinsville Wash
Location3 Mi.So.Bloomington Int.
RouteInterstate 15
CountyWashington County
StateUtah
Coordinates37.02204, -113.60906
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.4 US tons
Inventory rating30.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length159 ft (48.5 m)
Longest span82 ft (25 m)
Deck width44 ft (13.5 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic—
Projected traffic—
Trucks25%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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-15 (SR-15) Sbl over Atkinsville Wash built?

It was built in 1971, making it 54 years old in 2025.

What condition is I-15 (SR-15) Sbl over Atkinsville Wash 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 January 2023.

How much traffic does I-15 (SR-15) Sbl over Atkinsville Wash carry?

No traffic count is recorded for this structure.

How long is I-15 (SR-15) Sbl over Atkinsville Wash?

The structure is 159 ft (48.5 m) long with a longest span of 82 ft (25 m) and a deck 44 ft wide.

Who owns I-15 (SR-15) Sbl over Atkinsville Wash?

It is owned by the State Highway Agency.