Sth 57 over Baileys Harbor Marsh
Good Condition9 years old4,500 vehicles/day
Location
| State | Wisconsin |
| County | Door |
| Location | 2.70 Mi N Of Cth Q |
| Carries | Sth 57 |
| Crosses | Baileys Harbor Marsh |
| Coordinates | 45.11064, -87.13251 |
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 | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 41.7 ft (12.7 m) |
| Max Span | 37.7 ft (11.5 m) |
| Deck Width | 40.4 ft (12.3 m) |
| Deck Area | 156.2 sq m |
| Main Spans | 1 |
| Year Built | 2017 |
Traffic
| Avg Daily Traffic | 4,500 (2022) |
| Truck Traffic | 8% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 322 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | B15002600000000 |