IRR I029 S over 458 AVE (fas)
Fair Condition49 years old2,785 vehicles/day
Location
| State | South Dakota |
| County | Roberts |
| Location | 1.6 SW Sd 15 Interch |
| Carries | IRR I029 S |
| Crosses | 458 AVE (fas) |
| Coordinates | 45.38473, -97.04094 |
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 | 280.8 ft (85.6 m) |
| Max Span | 111.9 ft (34.1 m) |
| Deck Width | 42.7 ft (13 m) |
| Deck Area | 1112.8 sq m |
| Main Spans | 3 |
| Year Built | 1977 |
Traffic
| Avg Daily Traffic | 2,785 (2024) |
| Truck Traffic | 51% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 2 |
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 | 000000055089380 |