Ramp J(sb)us218 over Ia 58
Good Condition31 years old3,320 vehicles/day
Location
| State | Iowa |
| County | Black Hawk |
| Location | 0.1 Mi. N Of Jct. Ia. #57 |
| Carries | Ramp J(sb)us218 |
| Crosses | Ia 58 |
| Coordinates | 42.53953, -92.42508 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 247.0 ft (75.3 m) |
| Max Span | 68.9 ft (21 m) |
| Deck Width | 43.3 ft (13.2 m) |
| Deck Area | 994.0 sq m |
| Main Spans | 4 |
| Year Built | 1995 |
Traffic
| Avg Daily Traffic | 3,320 (2022) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000601560 |