Sth 73 over Koshkonong Creek
Fair Condition92 years old4,200 vehicles/day
Location
| State | Wisconsin |
| County | Dane |
| Location | 3.2m N Jct Ush 12 To W |
| Carries | Sth 73 |
| Crosses | Koshkonong Creek |
| Coordinates | 43.07429, -89.07362 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (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 | 31.2 ft (9.5 m) |
| Deck Width | 46.6 ft (14.2 m) |
| Deck Area | 143.4 sq m |
| Main Spans | 1 |
| Year Built | 1934 (reconstructed 1967) |
Traffic
| Avg Daily Traffic | 4,200 (2022) |
| Truck Traffic | 9% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | B13093900000000 |