WB I-80 over Co RD (z-30)
Fair Condition63 years old16,850 vehicles/day
Location
| State | Iowa |
| County | Scott |
| Location | 3.5 Mi. W Of Jct. US 67 |
| Carries | WB I-80 |
| Crosses | Co RD (z-30) |
| Coordinates | 41.59768, -90.43033 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 153.9 ft (46.9 m) |
| Max Span | 56.1 ft (17.1 m) |
| Deck Width | 36.1 ft (11 m) |
| Deck Area | 515.9 sq m |
| Main Spans | 3 |
| Year Built | 1963 |
Traffic
| Avg Daily Traffic | 16,850 (2022) |
| Truck Traffic | 29% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000047680 |