NB I-380 over 42nd ST
Fair Condition45 years old32,850 vehicles/day
Location
| State | Iowa |
| County | Linn |
| Location | 0.5 Mi. S. Of Jct. 100 |
| Carries | NB I-380 |
| Crosses | 42nd ST |
| Coordinates | 42.02136, -91.66832 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 190.9 ft (58.2 m) |
| Max Span | 97.1 ft (29.6 m) |
| Deck Width | 59.1 ft (18 m) |
| Deck Area | 1047.6 sq m |
| Main Spans | 3 |
| Year Built | 1981 |
Traffic
| Avg Daily Traffic | 32,850 (2022) |
| Truck Traffic | 12% |
| Lanes On Bridge | 3 |
| Lanes Under Bridge | 4 |
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 | 000000000604700 |