W 23rd Street over Marne Creek
Poor Condition50 years old3,980 vehicles/day
Location
| State | South Dakota |
| County | Yankton |
| Location | W 23rd Street - Yankton |
| Carries | W 23rd Street |
| Crosses | Marne Creek |
| Coordinates | 42.89433, -97.39987 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 4 (Poor) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Tee Beam |
| Total Length | 40.4 ft (12.3 m) |
| Max Span | 39.4 ft (12 m) |
| Deck Width | 42.7 ft (13 m) |
| Deck Area | 159.9 sq m |
| Main Spans | 1 |
| Year Built | 1976 (reconstructed 2001) |
Traffic
| Avg Daily Traffic | 3,980 (2022) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 12 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000068119190 |