Ia 139 over Upper Iowa River
Good Condition36 years old1,560 vehicles/day
Location
| State | Iowa |
| County | Winneshiek |
| Location | 2.2 Mi. S Of Jct. SR A18 |
| Carries | Ia 139 |
| Crosses | Upper Iowa River |
| Coordinates | 43.44109, -92.03602 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 261.2 ft (79.6 m) |
| Max Span | 97.1 ft (29.6 m) |
| Deck Width | 39.0 ft (11.9 m) |
| Deck Area | 947.2 sq m |
| Main Spans | 3 |
| Year Built | 1990 |
Traffic
| Avg Daily Traffic | 1,560 (2022) |
| Truck Traffic | 11% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000052721 |