Us81 over Yankton Slough
Fair Condition36 years old3,740 vehicles/day
Location
| State | Nebraska |
| County | Pierce |
| Location | Jct Us81/us20 |
| Carries | Us81 |
| Crosses | Yankton Slough |
| Coordinates | 42.36740, -97.42620 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 82.0 ft (25 m) |
| Max Span | 32.2 ft (9.8 m) |
| Deck Width | 46.3 ft (14.1 m) |
| Deck Area | 352.5 sq m |
| Main Spans | 3 |
| Year Built | 1990 |
Traffic
| Avg Daily Traffic | 3,740 (2018) |
| Truck Traffic | 18% |
| Lanes On Bridge | 2 |
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 | S081 18005 |