25020 415 Avenue over Rock Ck
PoorHanson County, South Dakota · 1.8N & 4W Fulton · Structure no. 000000031030062
- Built
- 1967
- 58 years old
- Condition
- Poor
- inspected July 2023
- Type
- Channel Beam
- Concrete
- Length
- 62 ft
- 2 main spans
- Daily traffic
- 60
- 2022 count
- Owner
- County
- County Highway Agency
About this bridge
25020 415 Avenue over Rock Ck is a concrete channel beam carrying 25020 415 Avenue over Rock Ck in Hanson County, South Dakota. It was built in 1967, so it is 58 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.
It carries about 60 vehicles a day, roughly 2% of them trucks, projected to reach 60 by 2032. The structure is 62 ft (18.9 m) long and 32 ft wide. If it were closed, the detour would be 5 mi (8 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 7 Good | Some minor problems. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 4 Poor | Advanced section loss, deterioration, spalling or scour. |
| Channel and channel protection | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was 25020 415 Avenue over Rock Ck built?
It was built in 1967, making it 58 years old in 2025.
What condition is 25020 415 Avenue over Rock Ck in?
The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2023.
How much traffic does 25020 415 Avenue over Rock Ck carry?
About 60 vehicles per day (2022 count), of which roughly 2% are trucks.
How long is 25020 415 Avenue over Rock Ck?
The structure is 62 ft (18.9 m) long with a longest span of 31 ft (9.4 m) and a deck 32 ft wide.
Who owns 25020 415 Avenue over Rock Ck?
It is owned by the County Highway Agency.