398th Avenue over North Br Twelve Mile Ck
GoodDavison County, South Dakota · 13 W & 0.2 N Ethan · Structure no. 000000018040208
- Built
- 2003
- 22 years old
- Condition
- Good
- inspected July 2024
- Type
- Culvert
- Concrete Continuous
- Length
- 23 ft
- 2 main spans
- Daily traffic
- 64
- 2022 count
- Owner
- County
- County Highway Agency
About this bridge
398th Avenue over North Br Twelve Mile Ck is a concrete continuous culvert carrying 398th Avenue over North Br Twelve Mile Ck in Davison County, South Dakota. It was built in 2003, so it is 22 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 64 vehicles a day, roughly 2% of them trucks, projected to reach 64 by 2032. The structure is 23 ft (6.9 m) long. If it were closed, the detour would be 1.9 mi (3 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 398th Avenue over North Br Twelve Mile Ck built?
It was built in 2003, making it 22 years old in 2025.
What condition is 398th Avenue over North Br Twelve Mile 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 July 2024.
How much traffic does 398th Avenue over North Br Twelve Mile Ck carry?
About 64 vehicles per day (2022 count), of which roughly 2% are trucks.
How long is 398th Avenue over North Br Twelve Mile Ck?
The structure is 23 ft (6.9 m) long with a longest span of 11 ft (3.4 m).
Who owns 398th Avenue over North Br Twelve Mile Ck?
It is owned by the County Highway Agency.