US 12 45 Mannheim over Willow Creek
Fair Condition23 years old21,400 vehicles/day
Location
| State | Illinois |
| County | Cook |
| Location | 0.1 M N Il 72 |
| Carries | US 12 45 Mannheim |
| Crosses | Willow Creek |
| Coordinates | 41.99914, -87.88454 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 42.7 ft (13 m) |
| Max Span | 23.6 ft (7.2 m) |
| Deck Width | 112.9 ft (34.4 m) |
| Deck Area | 447.2 sq m |
| Main Spans | 2 |
| Year Built | 2003 |
Traffic
| Avg Daily Traffic | 21,400 (2023) |
| Truck Traffic | 5% |
| Lanes On Bridge | 6 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 016281700000000 |