473rd Avenue over Ck
Poor Condition49 years old92 vehicles/day
Location
| State | South Dakota |
| County | Brookings |
| Location | 10.1n & 2e Brookings |
| Carries | 473rd Avenue |
| Crosses | Ck |
| Coordinates | 44.45683, -96.74709 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 5 (Fair) |
| Superstructure | 4 (Poor) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 31.2 ft (9.5 m) |
| Max Span | 29.9 ft (9.1 m) |
| Deck Width | 20.3 ft (6.2 m) |
| Deck Area | 58.9 sq m |
| Main Spans | 1 |
| Year Built | 1977 |
Traffic
| Avg Daily Traffic | 92 (2022) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 12 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000006190059 |