484 AVE over I029
Fair Condition65 years old240 vehicles/day
Location
| State | South Dakota |
| County | Union |
| Location | 3.4 NW N Scity Interch |
| Carries | 484 AVE |
| Crosses | I029 |
| Coordinates | 42.56850, -96.52659 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 365.2 ft (111.3 m) |
| Max Span | 100.1 ft (30.5 m) |
| Deck Width | 34.4 ft (10.5 m) |
| Deck Area | 1168.7 sq m |
| Main Spans | 4 |
| Year Built | 1961 |
Traffic
| Avg Daily Traffic | 240 (2023) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000064140355 |