280 Street over Dog Ear Ck
Fair Condition79 years old49 vehicles/day
Location
| State | South Dakota |
| County | Tripp |
| Location | 1.2w & 2s Winner |
| Carries | 280 Street |
| Crosses | Dog Ear Ck |
| Coordinates | 43.34294, -99.89353 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 30.8 ft (9.4 m) |
| Max Span | 15.1 ft (4.6 m) |
| Deck Width | 24.3 ft (7.4 m) |
| Deck Area | 69.6 sq m |
| Main Spans | 2 |
| Year Built | 1947 (reconstructed 1978) |
Traffic
| Avg Daily Traffic | 49 (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 | 000000062178300 |