US 20 over Stream
Good Condition27 years old14,500 vehicles/day
Location
| State | Iowa |
| County | Grundy |
| Location | 2.0 Miles East Of SR T55 |
| Carries | US 20 |
| Crosses | Stream |
| Coordinates | 42.46402, -92.59437 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 21.0 ft (6.4 m) |
| Max Span | 9.8 ft (3 m) |
| Deck Area | 156.2 sq m |
| Main Spans | 2 |
| Year Built | 1999 |
Traffic
| Avg Daily Traffic | 14,500 (2022) |
| Truck Traffic | 20% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 224 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000607695 |