Corson County 35 over Grand River
Poor Condition36 years old20 vehicles/day
Location
| State | South Dakota |
| County | Corson |
| Location | 2.4e & 16s Thunder Hawk |
| Carries | Corson County 35 |
| Crosses | Grand River |
| Coordinates | 45.71147, -101.92060 |
Condition Ratings
| Overall Condition | Poor |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 4 (Poor) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Culvert |
| Total Length | 140.1 ft (42.7 m) |
| Max Span | 4.9 ft (1.5 m) |
| Deck Width | 27.9 ft (8.5 m) |
| Deck Area | 362.9 sq m |
| Main Spans | 6 |
| Year Built | 1990 |
Traffic
| Avg Daily Traffic | 20 (2022) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 12 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000016042165 |