206th Street over Redstone Ck
PoorPosted for loadKingsbury County, South Dakota · 6 S & 1.9 E Bancroft · Structure no. 000000039069100
- Built
- 1940
- 85 years old
- Condition
- Poor
- inspected August 2023
- Type
- Stringer/Multi-beam or Girder
- Steel
- Length
- 26 ft
- 1 main span
- Daily traffic
- 27
- 2022 count
- Owner
- County
- County Highway Agency
About this bridge
206th Street over Redstone Ck is a steel stringer/multi-beam or girder carrying 206th Street over Redstone Ck in Kingsbury County, South Dakota. It was built in 1940, so it is 85 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.
It carries about 27 vehicles a day, roughly 2% of them trucks, projected to reach 27 by 2035. The structure is 26 ft (7.9 m) long and 22 ft wide. If it were closed, the detour would be 3.7 mi (6 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 4 Poor | Advanced section loss, deterioration, spalling or scour. |
| Superstructure | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Substructure | 4 Poor | Advanced section loss, deterioration, spalling or scour. |
| Channel and channel protection | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was 206th Street over Redstone Ck built?
It was built in 1940, making it 85 years old in 2025.
What condition is 206th Street over Redstone Ck in?
The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2023.
How much traffic does 206th Street over Redstone Ck carry?
About 27 vehicles per day (2022 count), of which roughly 2% are trucks.
How long is 206th Street over Redstone Ck?
The structure is 26 ft (7.9 m) long with a longest span of 24 ft (7.3 m) and a deck 22 ft wide.
Who owns 206th Street over Redstone Ck?
It is owned by the County Highway Agency.