WB I-80 over Middle River
Good Condition15 years old12,400 vehicles/day
Location
| State | Iowa |
| County | Adair |
| Location | 1.4 Mi. W Of Ia 25 |
| Carries | WB I-80 |
| Crosses | Middle River |
| Coordinates | 41.49614, -94.47987 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 223.4 ft (68.1 m) |
| Max Span | 87.9 ft (26.8 m) |
| Deck Width | 43.3 ft (13.2 m) |
| Deck Area | 898.9 sq m |
| Main Spans | 3 |
| Year Built | 2011 |
Traffic
| Avg Daily Traffic | 12,400 (2022) |
| Truck Traffic | 39% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 124 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000013201 |