Ia 37 over East Willow River
Good Condition30 years old830 vehicles/day
Location
| State | Iowa |
| County | Monona |
| Location | 0.7 Mi. E Of SR E54 |
| Carries | Ia 37 |
| Crosses | East Willow River |
| Coordinates | 41.90034, -95.67896 |
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 | 300.9 ft (91.7 m) |
| Max Span | 110.9 ft (33.8 m) |
| Deck Width | 39.0 ft (11.9 m) |
| Deck Area | 1091.2 sq m |
| Main Spans | 3 |
| Year Built | 1996 |
Traffic
| Avg Daily Traffic | 830 (2022) |
| Truck Traffic | 19% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000036721 |