US Bridges

374th Ave over Ck

FairPosted for load

Hand County, South Dakota · 0.4N Wessington · Structure no. 000000030300296

Built
1964
61 years old
Condition
Fair
inspected July 2024
Type
Channel Beam
Concrete
Length
36 ft
1 main span
Daily traffic
193
2022 count
Owner
County
County Highway Agency

About this bridge

374th Ave over Ck is a concrete channel beam carrying 374th Ave over Ck in Hand County, South Dakota. It was built in 1964, so it is 61 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. Its operating status is: posted for load restriction.

It carries about 193 vehicles a day, roughly 3% of them trucks, projected to reach 193 by 2032. The structure is 36 ft (11 m) long and 32 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
Carries374th Ave
CrossesCk
Location0.4N Wessington
RouteCounty Highway 0
CountyHand County
StateSouth Dakota
Coordinates44.46376, -98.70135
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length36 ft (11 m)
Longest span35 ft (10.7 m)
Deck width32 ft (9.8 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic193 (2022)
Projected traffic193 by 2032
Trucks3%
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$356,000 (2018 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 374th Ave over Ck built?

It was built in 1964, making it 61 years old in 2025.

What condition is 374th 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 374th Ave over Ck carry?

About 193 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is 374th Ave over Ck?

The structure is 36 ft (11 m) long with a longest span of 35 ft (10.7 m) and a deck 32 ft wide.

Who owns 374th Ave over Ck?

It is owned by the County Highway Agency.