I029 over Ck
GoodUnion County, South Dakota · 5.2 N Sd 48 Interch · Structure no. 000000064006108
- Built
- 1961
- 64 years old
- Condition
- Good
- inspected September 2021
- Type
- Culvert
- Concrete Continuous
- Length
- 29 ft
- 2 main spans
- Daily traffic
- 11,970
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
I029 over Ck is a concrete continuous culvert carrying I029 over Ck in Union County, South Dakota. It was built in 1961, so it is 64 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 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 11,970 vehicles a day, roughly 24% of them trucks, projected to reach 17,248 by 2043. The structure is 29 ft (8.9 m) long. If it were closed, the detour would be 0.6 mi (1 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 I029 over Ck built?
It was built in 1961, making it 64 years old in 2025.
What condition is I029 over 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 September 2021.
How much traffic does I029 over Ck carry?
About 11,970 vehicles per day (2023 count), of which roughly 24% are trucks.
How long is I029 over Ck?
The structure is 29 ft (8.9 m) long with a longest span of 14 ft (4.3 m).
Who owns I029 over Ck?
It is owned by the State Highway Agency.