I090 E over Sundance RD
Good Condition56 years old3,803 vehicles/day
Location
| State | South Dakota |
| County | Lyman |
| Location | 3.6 E US 83 N Interch |
| Carries | I090 E |
| Crosses | Sundance RD |
| Coordinates | 43.91230, -100.24119 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 80.1 ft (24.4 m) |
| Max Span | 27.9 ft (8.5 m) |
| Deck Width | 40.7 ft (12.4 m) |
| Deck Area | 302.6 sq m |
| Main Spans | 3 |
| Year Built | 1970 |
Traffic
| Avg Daily Traffic | 3,803 (2024) |
| Truck Traffic | 25% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 125 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000043063196 |