US Bridges

SD034 over Ck

Good

Buffalo County, South Dakota · 0.4 W Jerauld CO Line · Structure no. 000000009315080

Built
1952
73 years old
Condition
Good
inspected September 2022
Type
Culvert
Concrete Continuous
Length
31 ft
3 main spans
Daily traffic
514
2024 count
Owner
State
State Highway Agency

About this bridge

SD034 over Ck is a concrete continuous culvert carrying SD034 over Ck in Buffalo County, South Dakota. It was built in 1952, so it is 73 years old, older 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 514 vehicles a day, roughly 21% of them trucks, projected to reach 788 by 2044. The structure is 31 ft (9.4 m) long. If it were closed, the detour would be 60.3 mi (97 km).

CarriesSD034
CrossesCk
Location0.4 W Jerauld CO Line
RouteState Highway 34
Coordinates44.07949, -98.93313
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadH 15
Structure length31 ft (9.4 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 traffic514 (2024)
Projected traffic788 by 2044
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed60.3 mi (97 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$14,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SD034 over Ck built?

It was built in 1952, making it 73 years old in 2025.

What condition is SD034 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 2022.

How much traffic does SD034 over Ck carry?

About 514 vehicles per day (2024 count), of which roughly 21% are trucks.

How long is SD034 over Ck?

The structure is 31 ft (9.4 m) long with a longest span of 10 ft (3 m).

Who owns SD034 over Ck?

It is owned by the State Highway Agency.