Il 173 over Fox River
Good Condition33 years old8,500 vehicles/day
Location
| State | Illinois |
| County | Lake |
| Location | 4.2 M W Il 83 |
| Carries | Il 173 |
| Crosses | Fox River |
| Coordinates | 42.47900, -88.17890 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 240.2 ft (73.2 m) |
| Max Span | 60.0 ft (18.3 m) |
| Deck Width | 43.3 ft (13.2 m) |
| Deck Area | 966.2 sq m |
| Main Spans | 3 |
| Year Built | 1993 |
Traffic
| Avg Daily Traffic | 8,500 (2023) |
| Truck Traffic | 15% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 622 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 049017800000000 |