Ill 72 over Rock River
Fair Condition86 years old7,100 vehicles/day
Location
| State | Illinois |
| County | Ogle |
| Location | E. Edge Of Byron |
| Carries | Ill 72 |
| Crosses | Rock River |
| Coordinates | 42.12293, -89.25577 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 711.9 ft (217 m) |
| Max Span | 78.1 ft (23.8 m) |
| Deck Width | 45.6 ft (13.9 m) |
| Deck Area | 3016.3 sq m |
| Main Spans | 10 |
| Year Built | 1940 (reconstructed 1990) |
Traffic
| Avg Daily Traffic | 7,100 (2023) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 071004000000000 |