Cth Tt over Koshkonong Creek
Poor Condition85 years old3,000 vehicles/day
Location
| State | Wisconsin |
| County | Dane |
| Location | 1.3m E Jct Cth N |
| Carries | Cth Tt |
| Crosses | Koshkonong Creek |
| Coordinates | 43.11539, -89.18068 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 5 (Fair) |
| Superstructure | 4 (Poor) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 33.1 ft (10.1 m) |
| Max Span | 30.8 ft (9.4 m) |
| Deck Width | 43.0 ft (13.1 m) |
| Deck Area | 132.3 sq m |
| Main Spans | 1 |
| Year Built | 1941 (reconstructed 1980) |
Traffic
| Avg Daily Traffic | 3,000 (2022) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 12 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | B13068000000000 |