240 ST over Buffalo Ck
FairLake County, South Dakota · 5.6W & 1N Chester · Structure no. 000000040164200
- Built
- 1955
- 70 years old
- Condition
- Fair
- inspected August 2023
- Type
- Culvert
- Concrete Continuous
- Length
- 32 ft
- 3 main spans
- Daily traffic
- 65
- 2022 count
- Owner
- County
- County Highway Agency
About this bridge
240 ST over Buffalo Ck is a concrete continuous culvert carrying 240 ST over Buffalo Ck in Lake County, South Dakota. It was built in 1955, so it is 70 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 65 vehicles a day, roughly 2% of them trucks, projected to reach 65 by 2032. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 1.9 mi (3 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Channel and channel protection | 6 Satisfactory | Structural elements show some minor deterioration. |
| Culvert | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was 240 ST over Buffalo Ck built?
It was built in 1955, making it 70 years old in 2025.
What condition is 240 ST over Buffalo 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 2023.
How much traffic does 240 ST over Buffalo Ck carry?
About 65 vehicles per day (2022 count), of which roughly 2% are trucks.
How long is 240 ST over Buffalo Ck?
The structure is 32 ft (9.8 m) long with a longest span of 10 ft (3 m).
Who owns 240 ST over Buffalo Ck?
It is owned by the County Highway Agency.