I-35 over Willow Creek
Fair Condition55 years old17,200 vehicles/day
Location
| State | Iowa |
| County | Cerro Gordo |
| Location | 0.2 Miles S Of N Jct. 18 |
| Carries | I-35 |
| Crosses | Willow Creek |
| Coordinates | 43.14347, -93.35571 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 7 (Good) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 27.9 ft (8.5 m) |
| Max Span | 12.1 ft (3.7 m) |
| Deck Area | 207.4 sq m |
| Main Spans | 2 |
| Year Built | 1971 |
Traffic
| Avg Daily Traffic | 17,200 (2023) |
| Truck Traffic | 33% |
| Lanes On Bridge | 6 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000019220 |