US Bridges

182 Street over Ck

Fair

Sully County, South Dakota · 4W & 3N Onida · Structure no. 000000060275100

Built
1960
65 years old
Condition
Fair
inspected July 2023
Type
Channel Beam
Concrete
Length
63 ft
2 main spans
Daily traffic
49
2022 count
Owner
County
County Highway Agency

About this bridge

182 Street over Ck is a concrete channel beam carrying 182 Street over Ck in Sully County, South Dakota. It was built in 1960, so it is 65 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 49 vehicles a day, roughly 2% of them trucks, projected to reach 68 by 2039. The structure is 63 ft (19.2 m) long and 27 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Carries182 Street
CrossesCk
Location4W & 3N Onida
RouteCounty Highway 0
Coordinates44.75116, -100.15247
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no 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 adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadUnknown
Structure length63 ft (19.2 m)
Longest span31 ft (9.4 m)
Deck width27 ft (8.2 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic49 (2022)
Projected traffic68 by 2039
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$2,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 182 Street over Ck built?

It was built in 1960, making it 65 years old in 2025.

What condition is 182 Street 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 2023.

How much traffic does 182 Street over Ck carry?

About 49 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 182 Street over Ck?

The structure is 63 ft (19.2 m) long with a longest span of 31 ft (9.4 m) and a deck 27 ft wide.

Who owns 182 Street over Ck?

It is owned by the County Highway Agency.