S. Cliff Avenue over Big Sioux River
Poor Condition40 years old9,363 vehicles/day
Location
| State | South Dakota |
| County | Minnehaha |
| Location | South Of I-229 |
| Carries | S. Cliff Avenue |
| Crosses | Big Sioux River |
| Coordinates | 43.51192, -96.71169 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 324.1 ft (98.8 m) |
| Max Span | 89.9 ft (27.4 m) |
| Deck Width | 50.9 ft (15.5 m) |
| Deck Area | 1531.4 sq m |
| Main Spans | 4 |
| Year Built | 1986 |
Traffic
| Avg Daily Traffic | 9,363 (2022) |
| Truck Traffic | 8% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000050210232 |