US 20 WB over 205th AVE Spring Branch
Fair Condition53 years old4,250 vehicles/day
Location
| State | Iowa |
| County | Delaware |
| Location | 2.8 Mi. W Of Jct. Ia 38 |
| Carries | US 20 WB |
| Crosses | 205th AVE Spring Branch |
| Coordinates | 42.47103, -91.40002 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 290.0 ft (88.4 m) |
| Max Span | 91.9 ft (28 m) |
| Deck Width | 43.6 ft (13.3 m) |
| Deck Area | 1175.7 sq m |
| Main Spans | 4 |
| Year Built | 1973 |
Traffic
| Avg Daily Traffic | 4,250 (2022) |
| Truck Traffic | 28% |
| Lanes On Bridge | 2 |
| Lanes Under 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 | 000000000602035 |