US Bridges

US281 over Ck

Good

Douglas County, South Dakota · 4.8N & 0.2W Corsica · Structure no. 000000022148002

Built
1998
27 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete Continuous
Length
23 ft
2 main spans
Daily traffic
1,232
2024 count
Owner
State
State Highway Agency

About this bridge

US281 over Ck is a concrete continuous culvert carrying US281 over Ck in Douglas County, South Dakota. It was built in 1998, so it is 27 years old, younger than the South Dakota average of 48.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,232 vehicles a day, roughly 24% of them trucks, projected to reach 1,703 by 2044. The structure is 23 ft (6.9 m) long. If it were closed, the detour would be 34.2 mi (55 km).

CarriesUS281
CrossesCk
Location4.8N & 0.2W Corsica
RouteU.S. Route 281
Coordinates43.49615, -98.4157
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating79.3 US tons
Inventory rating47.5 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length23 ft (6.9 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,232 (2024)
Projected traffic1,703 by 2044
Trucks24%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed34.2 mi (55 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US281 over Ck built?

It was built in 1998, making it 27 years old in 2025.

What condition is US281 over Ck in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2023.

How much traffic does US281 over Ck carry?

About 1,232 vehicles per day (2024 count), of which roughly 24% are trucks.

How long is US281 over Ck?

The structure is 23 ft (6.9 m) long with a longest span of 11 ft (3.4 m).

Who owns US281 over Ck?

It is owned by the State Highway Agency.