I090 E over N Rainbow RD
Good Condition55 years old8,455 vehicles/day
Location
| State | South Dakota |
| County | Lawrence |
| Location | 1.5 W US 85 S Interch |
| Carries | I090 E |
| Crosses | N Rainbow RD |
| Coordinates | 44.47509, -103.76957 |
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 | 119.1 ft (36.3 m) |
| Max Span | 43.0 ft (13.1 m) |
| Deck Width | 40.7 ft (12.4 m) |
| Deck Area | 450.1 sq m |
| Main Spans | 3 |
| Year Built | 1971 |
Traffic
| Avg Daily Traffic | 8,455 (2024) |
| Truck Traffic | 15% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 123 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000041140089 |