IH 41 over Supple Marsh Creek
Fair Condition75 years old44,700 vehicles/day
Location
| State | Wisconsin |
| County | Fond du Lac |
| Location | 0.2 Mi North Of Sth 23 |
| Carries | IH 41 |
| Crosses | Supple Marsh Creek |
| Coordinates | 43.79063, -88.48287 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 28.2 ft (8.6 m) |
| Max Span | 8.9 ft (2.7 m) |
| Deck Area | 104.9 sq m |
| Main Spans | 3 |
| Year Built | 1951 (reconstructed 1952) |
Traffic
| Avg Daily Traffic | 44,700 (2023) |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | B20383800000000 |