US Bridges

SD015 over Ck

Fair

Deuel County, South Dakota · 0.3 N JCT Sd 22 · Structure no. 000000020100157

Built
1994
31 years old
Condition
Fair
inspected May 2023
Type
Culvert
Concrete Continuous
Length
25 ft
2 main spans
Daily traffic
2,166
2024 count
Owner
State
State Highway Agency

About this bridge

SD015 over Ck is a concrete continuous culvert carrying SD015 over Ck in Deuel 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 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 2,166 vehicles a day, roughly 22% of them trucks, projected to reach 2,941 by 2044. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSD015
CrossesCk
Location0.3 N JCT Sd 22
RouteState Highway 15
Coordinates44.75098, -96.68255
Functional classRural 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
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating97.8 US tons
Inventory rating58.5 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length25 ft (7.6 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,166 (2024)
Projected traffic2,941 by 2044
Trucks22%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SD015 over Ck built?

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

What condition is SD015 over 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 May 2023.

How much traffic does SD015 over Ck carry?

About 2,166 vehicles per day (2024 count), of which roughly 22% are trucks.

How long is SD015 over Ck?

The structure is 25 ft (7.6 m) long with a longest span of 12 ft (3.7 m).

Who owns SD015 over Ck?

It is owned by the State Highway Agency.