US Bridges

US281 over Sand Ck

Fair

Jerauld County, South Dakota · 1.3 S Beadle CO Line · Structure no. 000000037239014

Built
1958
67 years old
Condition
Fair
inspected July 2024
Type
Slab
Concrete Continuous
Length
117 ft
5 main spans
Daily traffic
1,385
2024 count
Owner
State
State Highway Agency

About this bridge

US281 over Sand Ck is a concrete continuous slab carrying US281 over Sand Ck in Jerauld County, South Dakota. It was built in 1958, so it is 67 years old, older than the South Dakota average of 48.9 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 1,385 vehicles a day, roughly 39% of them trucks, projected to reach 1,896 by 2044. The structure is 117 ft (35.7 m) long and 34 ft wide. If it were closed, the detour would be 23 mi (37 km).

CarriesUS281
CrossesSand Ck
Location1.3 S Beadle CO Line
RouteU.S. Route 281
Coordinates44.17933, -98.45342
Functional classRural Principal Arterial - Other

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 protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.8 US tons
Inventory rating33.4 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadH 20
Structure length117 ft (35.7 m)
Longest span23 ft (7.1 m)
Deck width34 ft (10.5 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,385 (2024)
Projected traffic1,896 by 2044
Trucks39%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed23 mi (37 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$325,000
NavigationNo navigation control on waterway

Frequently asked questions

When was US281 over Sand Ck built?

It was built in 1958, making it 67 years old in 2025.

What condition is US281 over Sand Ck 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 July 2024.

How much traffic does US281 over Sand Ck carry?

About 1,385 vehicles per day (2024 count), of which roughly 39% are trucks.

How long is US281 over Sand Ck?

The structure is 117 ft (35.7 m) long with a longest span of 23 ft (7.1 m) and a deck 34 ft wide.

Who owns US281 over Sand Ck?

It is owned by the State Highway Agency.