Sd Route 87 over Beaver Creek
Fair Condition97 years old326 vehicles/day
Location
| State | South Dakota |
| County | Custer |
| Location | On Sd Route 87 Mp 41.4; |
| Carries | Sd Route 87 |
| Crosses | Beaver Creek |
| Coordinates | 43.58400, -103.48944 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete |
| Design | Arch - Deck |
| Total Length | 220.1 ft (67.1 m) |
| Max Span | 120.1 ft (36.6 m) |
| Deck Width | 23.3 ft (7.1 m) |
| Deck Area | 476.4 sq m |
| Main Spans | 1 |
| Year Built | 1929 |
Traffic
| Avg Daily Traffic | 326 (2022) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 124 |
| Inspection Frequency | Every 24 months |
| Owner | National Park Service |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 1560001P0000000 |