US 59 & Ia 175 over Maple River
Fair Condition37 years old3,880 vehicles/day
Location
| State | Iowa |
| County | Ida |
| Location | 1 Mi. S Of N Jct. Ia 175 |
| Carries | US 59 & Ia 175 |
| Crosses | Maple River |
| Coordinates | 42.35125, -95.47866 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 334.0 ft (101.8 m) |
| Max Span | 97.1 ft (29.6 m) |
| Deck Width | 43.3 ft (13.2 m) |
| Deck Area | 1343.8 sq m |
| Main Spans | 5 |
| Year Built | 1989 |
Traffic
| Avg Daily Traffic | 3,880 (2023) |
| Truck Traffic | 14% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000029141 |