I090 over Mo. Rv (francis Case Lk)
Fair Condition52 years old7,260 vehicles/day
Location
| State | South Dakota |
| County | Brule |
| Location | Chamberlain Bridge |
| Carries | I090 |
| Crosses | Mo. Rv (francis Case Lk) |
| Coordinates | 43.79705, -99.34652 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel Continuous |
| Design | Girder and Floorbeam |
| Total Length | 2030.8 ft (619 m) |
| Max Span | 250.0 ft (76.2 m) |
| Deck Width | 81.0 ft (24.7 m) |
| Deck Area | 15289.3 sq m |
| Main Spans | 9 |
| Year Built | 1974 |
Traffic
| Avg Daily Traffic | 7,260 (2023) |
| Truck Traffic | 23% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 12 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000008061094 |