I- 55 over Madison ST
Fair Condition67 years old150,000 vehicles/day
Location
| State | Illinois |
| County | DuPage |
| Location | 0.6 M NE Of Il 83 |
| Carries | I- 55 |
| Crosses | Madison ST |
| Coordinates | 41.74726, -87.93513 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 5 (Fair) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 171.9 ft (52.4 m) |
| Max Span | 57.4 ft (17.5 m) |
| Deck Width | 140.4 ft (42.8 m) |
| Deck Area | 2242.7 sq m |
| Main Spans | 3 |
| Year Built | 1959 (reconstructed 1996) |
Traffic
| Avg Daily Traffic | 150,000 (2024) |
| Truck Traffic | 13% |
| Lanes On Bridge | 6 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 022000300000000 |