Ia 220 over Overflow Iowa River
Fair Condition48 years old1,050 vehicles/day
Location
| State | Iowa |
| County | Iowa |
| Location | 2.0 Mi. N Of Jct. US 6 |
| Carries | Ia 220 |
| Crosses | Overflow Iowa River |
| Coordinates | 41.79228, -91.96471 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 5 (Fair) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 422.9 ft (128.9 m) |
| Max Span | 82.0 ft (25 m) |
| Deck Width | 43.3 ft (13.2 m) |
| Deck Area | 1701.5 sq m |
| Main Spans | 6 |
| Year Built | 1978 |
Traffic
| Avg Daily Traffic | 1,050 (2022) |
| Truck Traffic | 9% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000029661 |