WB US 20 over Branch Plum Creek
Fair Condition63 years old4,850 vehicles/day
Location
| State | Iowa |
| County | Delaware |
| Location | 5.0 Mi. E Of Jct. Ia 38 |
| Carries | WB US 20 |
| Crosses | Branch Plum Creek |
| Coordinates | 42.47085, -91.24773 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| 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 | 158.1 ft (48.2 m) |
| Max Span | 52.2 ft (15.9 m) |
| Deck Width | 33.8 ft (10.3 m) |
| Deck Area | 496.5 sq m |
| Main Spans | 3 |
| Year Built | 1963 |
Traffic
| Avg Daily Traffic | 4,850 (2022) |
| Truck Traffic | 22% |
| 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 | 000000000023110 |