US385 over Beaver Ck
GoodCuster County, South Dakota · 10.6 S JCT US 16 · Structure no. 000000017234172
- Built
- 1992
- 33 years old
- Condition
- Good
- inspected December 2022
- Type
- Culvert
- Concrete Continuous
- Length
- 62 ft
- 5 main spans
- Daily traffic
- 2,087
- 2024 count
- Owner
- State
- State Highway Agency
About this bridge
US385 over Beaver Ck is a concrete continuous culvert carrying US385 over Beaver Ck in Custer County, South Dakota. It was built in 1992, so it is 33 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
It carries about 2,087 vehicles a day, roughly 9% of them trucks, projected to reach 3,404 by 2044. The structure is 62 ft (19 m) long. If it were closed, the detour would be 19.9 mi (32 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 | 7 Good | Some minor problems. |
| Culvert | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was US385 over Beaver Ck built?
It was built in 1992, making it 33 years old in 2025.
What condition is US385 over Beaver Ck 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 December 2022.
How much traffic does US385 over Beaver Ck carry?
About 2,087 vehicles per day (2024 count), of which roughly 9% are trucks.
How long is US385 over Beaver Ck?
The structure is 62 ft (19 m) long with a longest span of 12 ft (3.7 m).
Who owns US385 over Beaver Ck?
It is owned by the State Highway Agency.