Rockton RD over Rock River
Good Condition36 years old2,200 vehicles/day
Location
| State | Illinois |
| County | Winnebago |
| Location | .4 Mi W. Of Rockton |
| Carries | Rockton RD |
| Crosses | Rock River |
| Coordinates | 42.46027, -89.09509 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 371.4 ft (113.2 m) |
| Max Span | 91.9 ft (28 m) |
| Deck Width | 35.1 ft (10.7 m) |
| Deck Area | 1211.2 sq m |
| Main Spans | 4 |
| Year Built | 1990 |
Traffic
| Avg Daily Traffic | 2,200 (2022) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 101308000000000 |