Sd115 over Trib Nine Mile Ck
Good Condition7 years old6,280 vehicles/day
Location
| State | South Dakota |
| County | Lincoln |
| Location | 1.5w & 1.2n Harrisburg |
| Carries | Sd115 |
| Crosses | Trib Nine Mile Ck |
| Coordinates | 43.44901, -96.72754 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 21.0 ft (6.4 m) |
| Max Span | 10.2 ft (3.1 m) |
| Deck Area | 85.8 sq m |
| Main Spans | 2 |
| Year Built | 2019 |
Traffic
| Avg Daily Traffic | 6,280 (2023) |
| Truck Traffic | 5% |
| Lanes On Bridge | 5 |
Inspection & Ownership
| Last Inspection | November 2021 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000042100038 |