Black RD over Rock Creek
Good Condition8 years old725 vehicles/day
Location
| State | Illinois |
| County | Whiteside |
| Location | 5 SW Of Morrison |
| Carries | Black RD |
| Crosses | Rock Creek |
| Coordinates | 41.72853, -90.01849 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 9 (Excellent) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 188.6 ft (57.5 m) |
| Max Span | 71.9 ft (21.9 m) |
| Deck Width | 27.9 ft (8.5 m) |
| Deck Area | 488.8 sq m |
| Main Spans | 3 |
| Year Built | 2018 |
Traffic
| Avg Daily Traffic | 725 (2021) |
| Truck Traffic | 23% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 321 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 098306300000000 |