US014 Ef over Lone Tree Ck
FairHaakon County, South Dakota · 3.2 S Stanley CO Line · Structure no. 000000028438431
- Built
- 1920
- 105 years old
- Condition
- Fair
- inspected January 2025
- Type
- Culvert
- Concrete Continuous
- Length
- 21 ft
- 2 main spans
- Daily traffic
- 50
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
US014 Ef over Lone Tree Ck is a concrete continuous culvert carrying US014 Ef over Lone Tree Ck in Haakon County, South Dakota. It was built in 1920, so it is 105 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 50 vehicles a day, roughly 5% of them trucks, projected to reach 50 by 2043. The structure is 21 ft (6.3 m) long. If it were closed, the detour would be 0.6 mi (1 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 | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Culvert | 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 US014 Ef over Lone Tree Ck built?
It was built in 1920, making it 105 years old in 2025.
What condition is US014 Ef over Lone Tree 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 January 2025.
How much traffic does US014 Ef over Lone Tree Ck carry?
About 50 vehicles per day (2023 count), of which roughly 5% are trucks.
How long is US014 Ef over Lone Tree Ck?
The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3 m).
Who owns US014 Ef over Lone Tree Ck?
It is owned by the State Highway Agency.