US Bridges

US081 over Ck

Good

Hutchinson County, South Dakota · 0.4 S JCT Sd 44 · Structure no. 000000034350074

Built
1994
31 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
2,385
2024 count
Owner
State
State Highway Agency

About this bridge

US081 over Ck is a concrete continuous culvert carrying US081 over Ck in Hutchinson County, South Dakota. It was built in 1994, so it is 31 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,385 vehicles a day, roughly 19% of them trucks, projected to reach 3,787 by 2044. The structure is 21 ft (6.3 m) long. If it were closed, the detour would be 31.1 mi (50 km).

CarriesUS081
CrossesCk
Location0.4 S JCT Sd 44
RouteU.S. Route 81
Coordinates43.39568, -97.42085
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 protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating99 US tons
Inventory rating75.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length21 ft (6.3 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,385 (2024)
Projected traffic3,787 by 2044
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.1 mi (50 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 US081 over Ck built?

It was built in 1994, making it 31 years old in 2025.

What condition is US081 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 September 2023.

How much traffic does US081 over Ck carry?

About 2,385 vehicles per day (2024 count), of which roughly 19% are trucks.

How long is US081 over Ck?

The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3 m).

Who owns US081 over Ck?

It is owned by the State Highway Agency.