NB I-380 over West Otter Creek
Fair Condition43 years old12,850 vehicles/day
Location
| State | Iowa |
| County | Linn |
| Location | 2.7 Mi. N Of Jct. SR E34 |
| Carries | NB I-380 |
| Crosses | West Otter Creek |
| Coordinates | 42.12797, -91.72028 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 112.9 ft (34.4 m) |
| Max Span | 44.0 ft (13.4 m) |
| Deck Width | 43.0 ft (13.1 m) |
| Deck Area | 450.6 sq m |
| Main Spans | 3 |
| Year Built | 1983 |
Traffic
| Avg Daily Traffic | 12,850 (2022) |
| Truck Traffic | 24% |
| Lanes On Bridge | 2 |
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 | 000000000605070 |