US Bridges

205th ST over Ck

Fair

Hand County, South Dakota · 7S & 0.5E Miller · Structure no. 000000030165330

Built
1962
63 years old
Condition
Fair
inspected August 2024
Type
Channel Beam
Concrete
Length
31 ft
1 main span
Daily traffic
73
2022 count
Owner
County
County Highway Agency

About this bridge

205th ST over Ck is a concrete channel beam carrying 205th ST over Ck in Hand County, South Dakota. It was built in 1962, so it is 63 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 6 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 73 vehicles a day, roughly 3% of them trucks, projected to reach 73 by 2032. The structure is 31 ft (9.4 m) long and 29 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Carries205th ST
CrossesCk
Location7S & 0.5E Miller
RouteCounty Highway 0
Coordinates44.41415, -98.97327
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
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 loadHS 20
Structure length31 ft (9.4 m)
Longest span30 ft (9.1 m)
Deck width29 ft (8.7 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic73 (2022)
Projected traffic73 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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$20,000 (2018 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 205th ST over Ck built?

It was built in 1962, making it 63 years old in 2025.

What condition is 205th ST 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 August 2024.

How much traffic does 205th ST over Ck carry?

About 73 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is 205th ST over Ck?

The structure is 31 ft (9.4 m) long with a longest span of 30 ft (9.1 m) and a deck 29 ft wide.

Who owns 205th ST over Ck?

It is owned by the County Highway Agency.