31st Street over Lake Shore Drive
Good Condition23 years old7,550 vehicles/day
Location
| State | Illinois |
| County | Cook |
| Location | 3100 S 628 E |
| Carries | 31st Street |
| Crosses | Lake Shore Drive |
| Coordinates | 41.83859, -87.60834 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 8 (Very Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 166.3 ft (50.7 m) |
| Max Span | 80.1 ft (24.4 m) |
| Deck Width | 80.1 ft (24.4 m) |
| Deck Area | 1237.1 sq m |
| Main Spans | 2 |
| Year Built | 2003 |
Traffic
| Avg Daily Traffic | 7,550 (2022) |
| Truck Traffic | 5% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 8 |
Inspection & Ownership
| Last Inspection | 521 |
| Inspection Frequency | Every 48 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 016655000000000 |