473 Avenue over Ck
Poor Condition90 years old25 vehicles/day
Location
| State | South Dakota |
| County | Grant |
| Location | 1e & 0.1s Strandburg |
| Carries | 473 Avenue |
| Crosses | Ck |
| Coordinates | 45.04694, -96.74121 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Wood or Timber |
| Design | Stringer/Multi-beam |
| Total Length | 34.1 ft (10.4 m) |
| Max Span | 17.1 ft (5.2 m) |
| Deck Width | 20.3 ft (6.2 m) |
| Deck Area | 64.5 sq m |
| Main Spans | 2 |
| Year Built | 1936 (reconstructed 1970) |
Traffic
| Avg Daily Traffic | 25 (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 | 000000026240191 |