30630 473 Ave. over Ck
GoodUnion County, South Dakota · 1E & 8.3S Beresford · Structure no. 000000064030093
- Built
- 1978
- 47 years old
- Condition
- Good
- inspected August 2024
- Type
- Stringer/Multi-beam or Girder
- Steel
- Length
- 24 ft
- 1 main span
- Daily traffic
- 41
- 2022 count
- Owner
- County
- County Highway Agency
About this bridge
30630 473 Ave. over Ck is a steel stringer/multi-beam or girder carrying 30630 473 Ave. over Ck in Union County, South Dakota. It was built in 1978, so it is 47 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 41 vehicles a day, roughly 2% of them trucks, projected to reach 41 by 2032. The structure is 24 ft (7.4 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 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 |
|---|---|---|
| Deck | 8 Very Good | No problems noted. |
| Superstructure | 8 Very Good | No problems noted. |
| Substructure | 8 Very Good | No problems noted. |
| Channel and channel protection | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was 30630 473 Ave. over Ck built?
It was built in 1978, making it 47 years old in 2025.
What condition is 30630 473 Ave. 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 August 2024.
How much traffic does 30630 473 Ave. over Ck carry?
About 41 vehicles per day (2022 count), of which roughly 2% are trucks.
How long is 30630 473 Ave. over Ck?
The structure is 24 ft (7.4 m) long with a longest span of 23 ft (6.9 m) and a deck 24 ft wide.
Who owns 30630 473 Ave. over Ck?
It is owned by the County Highway Agency.