IRR US018 over Stinking Water Ck
GoodCounty 102, South Dakota · 5.2 NE JCT Sd 391 · Structure no. 000000057433421
- Built
- 2003
- 22 years old
- Condition
- Good
- inspected August 2023
- Type
- Culvert
- Concrete Continuous
- Length
- 31 ft
- 3 main spans
- Daily traffic
- 1,130
- 2024 count
- Owner
- State
- State Highway Agency
About this bridge
IRR US018 over Stinking Water Ck is a concrete continuous culvert carrying IRR US018 over Stinking Water Ck in County 102, South Dakota. It was built in 2003, so it is 22 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 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 1,130 vehicles a day, roughly 13% of them trucks, projected to reach 1,504 by 2044. The structure is 31 ft (9.5 m) long. If it were closed, the detour would be 31.1 mi (50 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 | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was IRR US018 over Stinking Water Ck built?
It was built in 2003, making it 22 years old in 2025.
What condition is IRR US018 over Stinking Water 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 2023.
How much traffic does IRR US018 over Stinking Water Ck carry?
About 1,130 vehicles per day (2024 count), of which roughly 13% are trucks.
How long is IRR US018 over Stinking Water Ck?
The structure is 31 ft (9.5 m) long with a longest span of 10 ft (3 m).
Who owns IRR US018 over Stinking Water Ck?
It is owned by the State Highway Agency.