120th Street over Langford Ditch
GoodMarshall County, South Dakota · 1W & 3N of Langford · Structure no. 000000046060200
- Built
- 2017
- 8 years old
- Condition
- Good
- inspected June 2023
- Type
- Culvert
- Concrete
- Length
- 25 ft
- 2 main spans
- Daily traffic
- 25
- 2022 count
- Owner
- County
- County Highway Agency
About this bridge
120th Street over Langford Ditch is a concrete culvert carrying 120th Street over Langford Ditch in Marshall County, South Dakota. It was built in 2017, so it is 8 years old, younger than the South Dakota average of 48.9 years.
The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
It carries about 25 vehicles a day, roughly 2% of them trucks, projected to reach 25 by 2032. The structure is 25 ft (7.5 m) long. If it were closed, the detour would be 3.1 mi (5 km).
Location
Open in Google MapsCondition and inspection
All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
| Component | Rating | Meaning |
|---|---|---|
| Channel and channel protection | 8 Very Good | No problems noted. |
| Culvert | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was 120th Street over Langford Ditch built?
It was built in 2017, making it 8 years old in 2025.
What condition is 120th Street over Langford Ditch in?
The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2023.
How much traffic does 120th Street over Langford Ditch carry?
About 25 vehicles per day (2022 count), of which roughly 2% are trucks.
How long is 120th Street over Langford Ditch?
The structure is 25 ft (7.5 m) long with a longest span of 12 ft (3.7 m).
Who owns 120th Street over Langford Ditch?
It is owned by the County Highway Agency.