Il 47 & Us-30 over Rob Roy Creek
Fair Condition37 years old20,200 vehicles/day
Location
| State | Illinois |
| County | Kane |
| Location | 2.9 M S Of Il 56 |
| Carries | Il 47 & Us-30 |
| Crosses | Rob Roy Creek |
| Coordinates | 41.72227, -88.44373 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 7 (Good) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 57.4 ft (17.5 m) |
| Max Span | 27.6 ft (8.4 m) |
| Deck Area | 320.2 sq m |
| Main Spans | 2 |
| Year Built | 1989 |
Traffic
| Avg Daily Traffic | 20,200 (2023) |
| Truck Traffic | 14% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | December 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 045201100000000 |