US Bridges

SD042 over Ck

Good

Minnehaha County, South Dakota · 1.9 E JCT Sd 17 S · Structure no. 000000050139210

Built
1989
36 years old
Condition
Good
inspected July 2021
Type
Culvert
Concrete Continuous
Length
54 ft
4 main spans
Daily traffic
7,729
2024 count
Owner
State
State Highway Agency

About this bridge

SD042 over Ck is a concrete continuous culvert carrying SD042 over Ck in Minnehaha County, South Dakota. It was built in 1989, so it is 36 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 7,729 vehicles a day, roughly 7% of them trucks, projected to reach 11,972 by 2044. The structure is 54 ft (16.5 m) long. If it were closed, the detour would be 8.1 mi (13 km).

CarriesSD042
CrossesCk
Location1.9 E JCT Sd 17 S
RouteState Highway 42
Coordinates43.54376, -96.85199
Functional classRural Minor Arterial

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.
Culvert8 Very GoodNo problems noted.
Last inspectionJuly 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating85.1 US tons
Inventory rating50.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans4
Design loadHS 20 + Mod
Structure length54 ft (16.5 m)
Longest span13 ft (3.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,729 (2024)
Projected traffic11,972 by 2044
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 SD042 over Ck built?

It was built in 1989, making it 36 years old in 2025.

What condition is SD042 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 July 2021.

How much traffic does SD042 over Ck carry?

About 7,729 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is SD042 over Ck?

The structure is 54 ft (16.5 m) long with a longest span of 13 ft (3.9 m).

Who owns SD042 over Ck?

It is owned by the State Highway Agency.