Sth 21 over Wisconsin R Backwater
Good Condition16 years old4,300 vehicles/day
Location
| State | Wisconsin |
| County | Adams |
| Location | 1.2m E Of 18th AVE |
| Carries | Sth 21 |
| Crosses | Wisconsin R Backwater |
| Coordinates | 44.04761, -90.00628 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Slab |
| Total Length | 26.6 ft (8.1 m) |
| Max Span | 24.0 ft (7.3 m) |
| Deck Width | 86.0 ft (26.2 m) |
| Deck Area | 212.2 sq m |
| Main Spans | 1 |
| Year Built | 2010 |
Traffic
| Avg Daily Traffic | 4,300 (2021) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 521 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | B01003200000000 |