I029 N over W Madison ST
Fair Condition22 years old29,345 vehicles/day
Location
| State | South Dakota |
| County | Minnehaha |
| Location | Madison ST Interchange |
| Carries | I029 N |
| Crosses | W Madison ST |
| Coordinates | 43.55933, -96.77923 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 374.0 ft (114 m) |
| Max Span | 190.9 ft (58.2 m) |
| Deck Width | 58.7 ft (17.9 m) |
| Deck Area | 2040.6 sq m |
| Main Spans | 3 |
| Year Built | 2004 |
Traffic
| Avg Daily Traffic | 29,345 (2024) |
| Truck Traffic | 10% |
| Lanes On Bridge | 3 |
| Lanes Under Bridge | 9 |
Inspection & Ownership
| Last Inspection | October 2022 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000050178199 |