I-90 Skyway over ST Lawrence AVE
Fair Condition68 years old28,700 vehicles/day
Location
| State | Illinois |
| County | Cook |
| Location | At 70th P7c |
| Carries | I-90 Skyway |
| Crosses | ST Lawrence AVE |
| Coordinates | 41.76789, -87.61107 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 133.9 ft (40.8 m) |
| Max Span | 125.7 ft (38.3 m) |
| Deck Width | 109.9 ft (33.5 m) |
| Deck Area | 1366.8 sq m |
| Main Spans | 1 |
| Year Built | 1958 (reconstructed 1994) |
Traffic
| Avg Daily Traffic | 28,700 (2020) |
| Truck Traffic | 16% |
| Lanes On Bridge | 6 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 822 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 016630100000000 |