Drainage Ditch over Cobalt Drive
GoodPennington County, South Dakota · 200N West Nike Road · Structure no. 000000052420267
- Built
- 2008
- 17 years old
- Condition
- Good
- inspected April 2024
- Type
- Culvert
- Concrete
- Length
- 39 ft
- 2 main spans
- Daily traffic
- 100
- 2022 count
- Owner
- City
- City or Municipal Highway Agency
About this bridge
Drainage Ditch over Cobalt Drive is a concrete culvert carrying Drainage Ditch over Cobalt Drive in Pennington County, South Dakota. It was built in 2008, so it is 17 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 100 vehicles a day, roughly 2% of them trucks, projected to reach 500 by 2032. The structure is 39 ft (11.8 m) long. If it were closed, the detour would be 1.2 mi (2 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 | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Drainage Ditch over Cobalt Drive built?
It was built in 2008, making it 17 years old in 2025.
What condition is Drainage Ditch over Cobalt Drive 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 April 2024.
How much traffic does Drainage Ditch over Cobalt Drive carry?
About 100 vehicles per day (2022 count), of which roughly 2% are trucks.
How long is Drainage Ditch over Cobalt Drive?
The structure is 39 ft (11.8 m) long with a longest span of 12 ft (3.7 m).
Who owns Drainage Ditch over Cobalt Drive?
It is owned by the City or Municipal Highway Agency.