Rock City RD over Pecatonica River
Good Condition76 years old1,150 vehicles/day
Location
| State | Illinois |
| County | Stephenson |
| Location | 7.0 Mi E Freeport |
| Carries | Rock City RD |
| Crosses | Pecatonica River |
| Coordinates | 42.31124, -89.47550 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 294.0 ft (89.6 m) |
| Max Span | 112.9 ft (34.4 m) |
| Deck Width | 29.9 ft (9.1 m) |
| Deck Area | 815.4 sq m |
| Main Spans | 3 |
| Year Built | 1950 (reconstructed 1993) |
Traffic
| Avg Daily Traffic | 1,150 (2024) |
| Truck Traffic | 23% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 089300500000000 |