30 W To 380 N Ramp over J ST SW
Fair Condition51 years old7,500 vehicles/day
Location
| State | Iowa |
| County | Linn |
| Location | 0.4 Mi. E Of Jct. 30/380 |
| Carries | 30 W To 380 N Ramp |
| Crosses | J ST SW |
| Coordinates | 41.92806, -91.66614 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 223.1 ft (68 m) |
| Max Span | 101.0 ft (30.8 m) |
| Deck Width | 29.5 ft (9 m) |
| Deck Area | 612 sq m |
| Main Spans | 3 |
| Year Built | 1975 |
Traffic
| Avg Daily Traffic | 7,500 (2022) |
| Truck Traffic | 7% |
| Lanes On Bridge | 1 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000600613 |