Ia 175 over Boyer River
Fair Condition59 years old1,820 vehicles/day
Location
| State | Iowa |
| County | Sac |
| Location | 0.7 Mi. S Of N Jct Ia 471 |
| Carries | Ia 175 |
| Crosses | Boyer River |
| Coordinates | 42.31159, -95.13093 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 169.9 ft (51.8 m) |
| Max Span | 57.1 ft (17.4 m) |
| Deck Width | 35.4 ft (10.8 m) |
| Deck Area | 559.4 sq m |
| Main Spans | 3 |
| Year Built | 1967 |
Traffic
| Avg Daily Traffic | 1,820 (2022) |
| Truck Traffic | 31% |
| 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 | 000000000046660 |