487 Avenue over North Fork Yellow Bank R
Poor Condition68 years old35 vehicles/day
Location
| State | South Dakota |
| County | Grant |
| Location | 9e & 1.3s Milbank |
| Carries | 487 Avenue |
| Crosses | North Fork Yellow Bank R |
| Coordinates | 45.20404, -96.45662 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 4 (Poor) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Wood or Timber |
| Design | Stringer/Multi-beam |
| Total Length | 69.9 ft (21.3 m) |
| Max Span | 17.7 ft (5.4 m) |
| Deck Width | 24.0 ft (7.3 m) |
| Deck Area | 155.5 sq m |
| Main Spans | 4 |
| Year Built | 1958 |
Traffic
| Avg Daily Traffic | 35 (2022) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000026380083 |