Copper Hill Drive over Red Rock Canyon Drainage
Fair Condition25 years old200 vehicles/day
Location
| State | South Dakota |
| County | Pennington |
| Location | 50 E Red Rock Canyon RD |
| Carries | Copper Hill Drive |
| Crosses | Red Rock Canyon Drainage |
| Coordinates | 44.05608, -103.29801 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 40.7 ft (12.4 m) |
| Max Span | 12.1 ft (3.7 m) |
| Deck Area | 98.0 sq m |
| Main Spans | 3 |
| Year Built | 2001 |
Traffic
| Avg Daily Traffic | 200 (2022) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000052377318 |