Ia 3 over Big Whiskey Slough
Good Condition27 years old2,140 vehicles/day
Location
| State | Iowa |
| County | Plymouth |
| Location | 0.6 Mi W Of Jct SR L22 |
| Carries | Ia 3 |
| Crosses | Big Whiskey Slough |
| Coordinates | 42.80770, -95.88958 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 7 (Good) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 39.4 ft (12 m) |
| Max Span | 12.1 ft (3.7 m) |
| Deck Area | 160.8 sq m |
| Main Spans | 3 |
| Year Built | 1999 |
Traffic
| Avg Daily Traffic | 2,140 (2022) |
| Truck Traffic | 27% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | December 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000039891 |