I090 W over I029 Drainage Ditch
Fair Condition65 years old13,820 vehicles/day
Location
| State | South Dakota |
| County | Minnehaha |
| Location | I 90 & I 29 Interchange |
| Carries | I090 W |
| Crosses | I029 Drainage Ditch |
| Coordinates | 43.61286, -96.76977 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 317.9 ft (96.9 m) |
| Max Span | 89.9 ft (27.4 m) |
| Deck Width | 46.6 ft (14.2 m) |
| Deck Area | 1376.0 sq m |
| Main Spans | 5 |
| Year Built | 1961 (reconstructed 1981) |
Traffic
| Avg Daily Traffic | 13,820 (2024) |
| Truck Traffic | 13% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000050180162 |