Il 173 over Beaver Creek
Fair Condition18 years old4,550 vehicles/day
Location
| State | Illinois |
| County | Boone |
| Location | 2.0 Mi E Poplar Grov |
| Carries | Il 173 |
| Crosses | Beaver Creek |
| Coordinates | 42.37559, -88.77940 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 130.2 ft (39.7 m) |
| Max Span | 65.0 ft (19.8 m) |
| Deck Width | 43.3 ft (13.2 m) |
| Deck Area | 524.0 sq m |
| Main Spans | 2 |
| Year Built | 2008 |
Traffic
| Avg Daily Traffic | 4,550 (2023) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 004002000000000 |