US Bridges

363rd Ave over Ck

Fair

Hand County, South Dakota · 2.5N & 0.5E ST Lawrence · Structure no. 000000030190232

Built
1930
95 years old, rebuilt 1960
Condition
Fair
inspected July 2024
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
145
2022 count
Owner
County
County Highway Agency

About this bridge

363rd Ave over Ck is a concrete continuous culvert carrying 363rd Ave over Ck in Hand County, South Dakota. It was built in 1930 and reconstructed in 1960, so it is 95 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 fair condition with a lowest component rating of 5 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 145 vehicles a day, roughly 3% of them trucks, projected to reach 145 by 2032. The structure is 21 ft (6.3 m) long and 36 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Carries363rd Ave
CrossesCk
Location2.5N & 0.5E ST Lawrence
RouteCounty Highway 0
Coordinates44.55877, -98.92839
Functional classRural Major Collector

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 protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.6 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length21 ft (6.3 m)
Longest span10 ft (3 m)
Deck width36 ft (10.9 m)
Roadway width35 ft (10.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic145 (2022)
Projected traffic145 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 363rd Ave over Ck built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1960.

What condition is 363rd Ave 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 July 2024.

How much traffic does 363rd Ave over Ck carry?

About 145 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is 363rd Ave over Ck?

The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3 m) and a deck 36 ft wide.

Who owns 363rd Ave over Ck?

It is owned by the County Highway Agency.