US Bridges

368 Ave over Ck

Good

Hand County, South Dakota · 4.8S Rockham · Structure no. 000000030240048

Built
2023
2 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete
Length
43 ft
4 main spans
Daily traffic
47
2022 count
Owner
County
County Highway Agency

About this bridge

368 Ave over Ck is a concrete culvert carrying 368 Ave over Ck in Hand County, South Dakota. It was built in 2023, so it is 2 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 47 vehicles a day, roughly 3% of them trucks, projected to reach 47 by 2032. The structure is 43 ft (13.2 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Carries368 Ave
CrossesCk
Location4.8S Rockham
RouteCounty Highway 0
Coordinates44.82661, -98.82554
Functional classRural Major Collector

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 2023
Inspection intervalevery 24 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 rating32.4 US tons
Inventory rating25 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHL 93
Structure length43 ft (13.2 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 traffic47 (2022)
Projected traffic47 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 368 Ave over Ck built?

It was built in 2023, making it 2 years old in 2025.

What condition is 368 Ave 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 2023.

How much traffic does 368 Ave over Ck carry?

About 47 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is 368 Ave over Ck?

The structure is 43 ft (13.2 m) long with a longest span of 10 ft (3 m).

Who owns 368 Ave over Ck?

It is owned by the County Highway Agency.