Ramps D & J over Cedar River Overflow
Good Condition31 years old8,400 vehicles/day
Location
| State | Iowa |
| County | Black Hawk |
| Location | At Jct. Of Ia. 58 |
| Carries | Ramps D & J |
| Crosses | Cedar River Overflow |
| Coordinates | 42.53804, -92.42121 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 9 (Excellent) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 618.1 ft (188.4 m) |
| Max Span | 105.0 ft (32 m) |
| Deck Width | 43.3 ft (13.2 m) |
| Deck Area | 2486.9 sq m |
| Main Spans | 6 |
| Year Built | 1995 |
Traffic
| Avg Daily Traffic | 8,400 (2022) |
| Truck Traffic | 15% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000601550 |