Il 31 over Rr - Metra
Fair Condition74 years old21,000 vehicles/day
Location
| State | Illinois |
| County | Kane |
| Location | 0.8 M S Of I-90 |
| Carries | Il 31 |
| Crosses | Rr - Metra |
| Coordinates | 42.05553, -88.29502 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 5 (Fair) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 246.1 ft (75 m) |
| Max Span | 93.2 ft (28.4 m) |
| Deck Width | 58.7 ft (17.9 m) |
| Deck Area | 1342.5 sq m |
| Main Spans | 3 |
| Year Built | 1952 (reconstructed 2012) |
Traffic
| Avg Daily Traffic | 21,000 (2023) |
| Truck Traffic | 5% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 225 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 045001600000000 |