WB US 20 over SR T55
Good Condition26 years old6,500 vehicles/day
Location
| State | Iowa |
| County | Grundy |
| Location | At Junction With SR T55 |
| Carries | WB US 20 |
| Crosses | SR T55 |
| Coordinates | 42.46115, -92.63163 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 8 (Very Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 177.2 ft (54 m) |
| Max Span | 91.9 ft (28 m) |
| Deck Width | 55.4 ft (16.9 m) |
| Deck Area | 912.6 sq m |
| Main Spans | 3 |
| Year Built | 2000 |
Traffic
| Avg Daily Traffic | 6,500 (2022) |
| Truck Traffic | 22% |
| Lanes On Bridge | 3 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000607265 |