WB US 20 over I-35
Fair Condition58 years old3,350 vehicles/day
Location
| State | Iowa |
| County | Hamilton |
| Location | At Jct Interstate 35 |
| Carries | WB US 20 |
| Crosses | I-35 |
| Coordinates | 42.44886, -93.56858 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 261.2 ft (79.6 m) |
| Max Span | 80.1 ft (24.4 m) |
| Deck Width | 55.4 ft (16.9 m) |
| Deck Area | 1345.2 sq m |
| Main Spans | 4 |
| Year Built | 1968 |
Traffic
| Avg Daily Traffic | 3,350 (2022) |
| Truck Traffic | 21% |
| Lanes On Bridge | 3 |
| Lanes Under Bridge | 6 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000026650 |