415th Avenue over Antelope Creek
GoodDay County, South Dakota · 3.3N & 4W of Pierpont · Structure no. 000000019030032
- Built
- 2004
- 21 years old
- Condition
- Good
- inspected September 2024
- Type
- Culvert
- Concrete Continuous
- Length
- 25 ft
- 2 main spans
- Daily traffic
- 30
- 2022 count
- Owner
- County
- County Highway Agency
About this bridge
415th Avenue over Antelope Creek is a concrete continuous culvert carrying 415th Avenue over Antelope Creek in Day County, South Dakota. It was built in 2004, so it is 21 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 30 vehicles a day, roughly 8% of them trucks, projected to reach 32 by 2032. The structure is 25 ft (7.5 m) long. 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 |
|---|---|---|
| Channel and channel protection | 9 Excellent | No problems noted. |
| Culvert | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was 415th Avenue over Antelope Creek built?
It was built in 2004, making it 21 years old in 2025.
What condition is 415th Avenue over Antelope Creek 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 2024.
How much traffic does 415th Avenue over Antelope Creek carry?
About 30 vehicles per day (2022 count), of which roughly 8% are trucks.
How long is 415th Avenue over Antelope Creek?
The structure is 25 ft (7.5 m) long with a longest span of 12 ft (3.7 m).
Who owns 415th Avenue over Antelope Creek?
It is owned by the County Highway Agency.