300 Avenue over Sand Ck
Poor Condition61 years old29 vehicles/day
Location
| State | South Dakota |
| County | Tripp |
| Location | 1.4w & 2.1s Keyapaha |
| Carries | 300 Avenue |
| Crosses | Sand Ck |
| Coordinates | 43.08058, -100.16649 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 6 (Satisfactory) |
| Superstructure | 4 (Poor) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Wood or Timber |
| Design | Stringer/Multi-beam |
| Total Length | 32.2 ft (9.8 m) |
| Max Span | 16.1 ft (4.9 m) |
| Deck Width | 22.6 ft (6.9 m) |
| Deck Area | 67.6 sq m |
| Main Spans | 2 |
| Year Built | 1965 |
Traffic
| Avg Daily Traffic | 29 (2022) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000062040481 |