US Bridges

225th St. over Ck

FairPosted for load

Sanborn County, South Dakota · .9W 8N Artesian · Structure no. 000000056191050

Built
1905
120 years old, rebuilt 1960
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
24 ft
1 main span
Daily traffic
56
2022 count
Owner
County
County Highway Agency

About this bridge

225th St. over Ck is a steel stringer/multi-beam or girder carrying 225th St. over Ck in Sanborn County, South Dakota. It was built in 1905 and reconstructed in 1960, so it is 120 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 56 vehicles a day, roughly 2% of them trucks, projected to reach 56 by 2032. The structure is 24 ft (7.3 m) long and 16 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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Carries225th St.
CrossesCk
Location.9W 8N Artesian
RouteCounty Highway 0
CountySanborn County
StateSouth Dakota
Coordinates44.1261, -97.95034
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating14 US tons
Inventory rating8.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans1
Design loadHS 20 + Mod
Structure length24 ft (7.3 m)
Longest span22 ft (6.7 m)
Deck width16 ft (4.9 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic56 (2022)
Projected traffic56 by 2032
Trucks2%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$169,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 225th St. over Ck built?

It was built in 1905, making it 120 years old in 2025. It was reconstructed in 1960.

What condition is 225th 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 July 2023.

How much traffic does 225th St. over Ck carry?

About 56 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 225th St. over Ck?

The structure is 24 ft (7.3 m) long with a longest span of 22 ft (6.7 m) and a deck 16 ft wide.

Who owns 225th St. over Ck?

It is owned by the County Highway Agency.