US 20 over Dry Run Creek
Good Condition41 years old12,700 vehicles/day
Location
| State | Iowa |
| County | Black Hawk |
| Location | 0.3 Mi. W Of Jct. Ia 58 |
| Carries | US 20 |
| Crosses | Dry Run Creek |
| Coordinates | 42.46487, -92.47212 |
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 | 45.3 ft (13.8 m) |
| Max Span | 14.1 ft (4.3 m) |
| Deck Area | 353.3 sq m |
| Main Spans | 3 |
| Year Built | 1985 |
Traffic
| Avg Daily Traffic | 12,700 (2022) |
| Truck Traffic | 21% |
| Lanes On Bridge | 6 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000605625 |