Prairie Hill RD over Rock River
Poor Condition60 years old4,200 vehicles/day
Location
| State | Illinois |
| County | Winnebago |
| Location | 0.4 Mi W Ill 2 |
| Carries | Prairie Hill RD |
| Crosses | Rock River |
| Coordinates | 42.47568, -89.06401 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 3 (Serious) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 420.6 ft (128.2 m) |
| Max Span | 90.9 ft (27.7 m) |
| Deck Width | 36.1 ft (11 m) |
| Deck Area | 1410.2 sq m |
| Main Spans | 5 |
| Year Built | 1966 |
Traffic
| Avg Daily Traffic | 4,200 (2023) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 324 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 101011800000000 |