Old Highway 18 over Red Canyon Ck
Good Condition10 years old50 vehicles/day
Location
| State | South Dakota |
| County | Fall River |
| Location | 2.2e Edgemont |
| Carries | Old Highway 18 |
| Crosses | Red Canyon Ck |
| Coordinates | 43.31496, -103.78696 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 162.1 ft (49.4 m) |
| Max Span | 58.1 ft (17.7 m) |
| Deck Width | 32.5 ft (9.9 m) |
| Deck Area | 489.1 sq m |
| Main Spans | 3 |
| Year Built | 2016 |
Traffic
| Avg Daily Traffic | 50 (2022) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000024135113 |