US Bridges

SR-13 over Malad River & Co. Road

Fair

Box Elder County, Utah · East of Garland · Structure no. 0F 478

Built
1985
40 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
199 ft
2 main spans
Daily traffic
3,297
2017 count
Owner
State
State Highway Agency

About this bridge

SR-13 over Malad River & Co. Road is a prestressed concrete continuous stringer/multi-beam or girder carrying SR-13 over Malad River & Co. Road in Box Elder County, Utah. It was built in 1985, so it is 40 years old, younger 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 3,297 vehicles a day, roughly 37% of them trucks, projected to reach 3,956 by 2037. The structure is 199 ft (60.8 m) long and 46 ft wide.

Location

Open in Google Maps
CarriesSR-13
CrossesMalad River & Co. Road
LocationEast of Garland
RouteState Highway 13
CountyBox Elder County
StateUtah
Coordinates41.74139, -112.14361
Functional classUrban Minor 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.9 US tons
Inventory rating24.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length199 ft (60.8 m)
Longest span98 ft (30 m)
Deck width46 ft (14 m)
Roadway width43 ft (13 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,297 (2017)
Projected traffic3,956 by 2037
Trucks37%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed—
TollOn a free road
National Highway SystemNo

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-13 over Malad River & Co. Road built?

It was built in 1985, making it 40 years old in 2025.

What condition is SR-13 over Malad River & Co. Road 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 April 2023.

How much traffic does SR-13 over Malad River & Co. Road carry?

About 3,297 vehicles per day (2017 count), of which roughly 37% are trucks.

How long is SR-13 over Malad River & Co. Road?

The structure is 199 ft (60.8 m) long with a longest span of 98 ft (30 m) and a deck 46 ft wide.

Who owns SR-13 over Malad River & Co. Road?

It is owned by the State Highway Agency.