IRR Sd015 over I029
Fair Condition49 years old132 vehicles/day
Location
| State | South Dakota |
| County | Roberts |
| Location | I 29 & Sd 15 Interchange |
| Carries | IRR Sd015 |
| Crosses | I029 |
| Coordinates | 45.40311, -97.02161 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 483.3 ft (147.3 m) |
| Max Span | 139.1 ft (42.4 m) |
| Deck Width | 42.7 ft (13 m) |
| Deck Area | 1914.9 sq m |
| Main Spans | 4 |
| Year Built | 1977 |
Traffic
| Avg Daily Traffic | 132 (2024) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000055100367 |