NB Ia 330 over US 30
Good Condition25 years old3,050 vehicles/day
Location
| State | Iowa |
| County | Marshall |
| Location | At Junction With US 30 |
| Carries | NB Ia 330 |
| Crosses | US 30 |
| Coordinates | 42.00785, -93.02034 |
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 | 274.9 ft (83.8 m) |
| Max Span | 140.1 ft (42.7 m) |
| Deck Width | 42.7 ft (13 m) |
| Deck Area | 1089.4 sq m |
| Main Spans | 2 |
| Year Built | 2001 |
Traffic
| Avg Daily Traffic | 3,050 (2022) |
| Truck Traffic | 13% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000608735 |