US018 over Red Canyon Ck
FairFall River County, South Dakota · 3 NE of Edgemont · Structure no. 000000024134099
- Built
- 1980
- 45 years old
- Condition
- Fair
- inspected March 2024
- Type
- Slab
- Concrete Continuous
- Length
- 182 ft
- 5 main spans
- Daily traffic
- 2,434
- 2024 count
- Owner
- State
- State Highway Agency
About this bridge
US018 over Red Canyon Ck is a concrete continuous slab carrying US018 over Red Canyon Ck in Fall River County, South Dakota. It was built in 1980, so it is 45 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
It carries about 2,434 vehicles a day, roughly 21% of them trucks, projected to reach 3,617 by 2044. The structure is 182 ft (55.4 m) long and 43 ft wide.
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 7 Good | Some minor problems. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 7 Good | Some minor problems. |
| Channel and channel protection | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was US018 over Red Canyon Ck built?
It was built in 1980, making it 45 years old in 2025.
What condition is US018 over Red Canyon Ck in?
The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2024.
How much traffic does US018 over Red Canyon Ck carry?
About 2,434 vehicles per day (2024 count), of which roughly 21% are trucks.
How long is US018 over Red Canyon Ck?
The structure is 182 ft (55.4 m) long with a longest span of 38 ft (11.5 m) and a deck 43 ft wide.
Who owns US018 over Red Canyon Ck?
It is owned by the State Highway Agency.