US Bridges

SR-126 over US 89 Sbl and UPRR

Fair

Box Elder County, Utah · Adj. to Hot Springs Int. · Structure no. 0F 446

Built
1981
44 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
273 ft
2 main spans
Daily traffic
8,412
2017 count
Owner
State
State Highway Agency

About this bridge

SR-126 over US 89 Sbl and UPRR is a prestressed concrete continuous stringer/multi-beam or girder carrying SR-126 over US 89 Sbl and UPRR in Box Elder County, Utah. It was built in 1981, so it is 44 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 8,412 vehicles a day, roughly 29% of them trucks, projected to reach 10,094 by 2037. The structure is 273 ft (83.3 m) long and 46 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesSR-126
CrossesUS 89 Sbl and UPRR
LocationAdj. to Hot Springs Int.
RouteState Highway 126
CountyBox Elder County
StateUtah
Coordinates41.34359, -112.03473
Functional classUrban Other Principal Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating84.7 US tons
Inventory rating48.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length273 ft (83.3 m)
Longest span139 ft (42.5 m)
Deck width46 ft (14.1 m)
Roadway width43 ft (13 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,412 (2017)
Projected traffic10,094 by 2037
Trucks29%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and railroad
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-126 over US 89 Sbl and UPRR built?

It was built in 1981, making it 44 years old in 2025.

What condition is SR-126 over US 89 Sbl and UPRR 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 May 2023.

How much traffic does SR-126 over US 89 Sbl and UPRR carry?

About 8,412 vehicles per day (2017 count), of which roughly 29% are trucks.

How long is SR-126 over US 89 Sbl and UPRR?

The structure is 273 ft (83.3 m) long with a longest span of 139 ft (42.5 m) and a deck 46 ft wide.

Who owns SR-126 over US 89 Sbl and UPRR?

It is owned by the State Highway Agency.