WB US 20 over Hess RD
Good Condition43 years old10,800 vehicles/day
Location
| State | Iowa |
| County | Black Hawk |
| Location | 0.3 Mi.w Of W Jct 380/218 |
| Carries | WB US 20 |
| Crosses | Hess RD |
| Coordinates | 42.45339, -92.31710 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 190.9 ft (58.2 m) |
| Max Span | 91.9 ft (28 m) |
| Deck Width | 43.3 ft (13.2 m) |
| Deck Area | 768.2 sq m |
| Main Spans | 3 |
| Year Built | 1983 |
Traffic
| Avg Daily Traffic | 10,800 (2022) |
| Truck Traffic | 20% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000605315 |