27720 363rd Avenue over Platte Creek
Poor Condition49 years old48 vehicles/day
Location
| State | South Dakota |
| County | Charles Mix |
| Location | 1.2s & 4.0w Of Platte |
| Carries | 27720 363rd Avenue |
| Crosses | Platte Creek |
| Coordinates | 43.36738, -98.92326 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Tee Beam |
| Total Length | 80.1 ft (24.4 m) |
| Max Span | 40.0 ft (12.2 m) |
| Deck Width | 26.9 ft (8.2 m) |
| Deck Area | 200.1 sq m |
| Main Spans | 3 |
| Year Built | 1977 |
Traffic
| Avg Daily Traffic | 48 (2022) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000012190092 |