US Bridges

279 Street over Ck

Good

Gregory County, South Dakota · 3.1W & 2S JCT 44&47 · Structure no. 000000027019100

Built
2018
7 years old
Condition
Good
inspected August 2024
Type
Culvert
Concrete
Length
21 ft
4 main spans
Daily traffic
36
2022 count
Owner
County
County Highway Agency

About this bridge

279 Street over Ck is a concrete culvert carrying 279 Street over Ck in Gregory County, South Dakota. It was built in 2018, so it is 7 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 36 vehicles a day, roughly 2% of them trucks, projected to reach 36 by 2032. The structure is 21 ft (6.5 m) long. If it were closed, the detour would be 5 mi (8 km).

Carries279 Street
CrossesCk
Location3.1W & 2S JCT 44&47
RouteCounty Highway 0
Coordinates43.35668, -99.49473
Functional classRural Local

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 protection9 ExcellentNo problems noted.
Culvert9 ExcellentNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHL 93
Structure length21 ft (6.5 m)
Longest span4 ft (1.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic36 (2022)
Projected traffic36 by 2032
Trucks2%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 279 Street over Ck built?

It was built in 2018, making it 7 years old in 2025.

What condition is 279 Street 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 2024.

How much traffic does 279 Street over Ck carry?

About 36 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 279 Street over Ck?

The structure is 21 ft (6.5 m) long with a longest span of 4 ft (1.2 m).

Who owns 279 Street over Ck?

It is owned by the County Highway Agency.