313 Avenue over Dog Ear Ck
Good Condition14 years old15 vehicles/day
Location
| State | South Dakota |
| County | Tripp |
| Location | 9e & 1.7n Witten |
| Carries | 313 Avenue |
| Crosses | Dog Ear Ck |
| Coordinates | 43.46777, -99.90967 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 4 (Poor) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Culvert |
| Total Length | 29.9 ft (9.1 m) |
| Max Span | 5.9 ft (1.8 m) |
| Deck Area | 66.4 sq m |
| Main Spans | 4 |
| Year Built | 2012 |
Traffic
| Avg Daily Traffic | 15 (2022) |
| Truck Traffic | 2% |
| 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 | 000000062170213 |