W Monroe ST over S Br Chicago Riv
Fair Condition107 years old4,650 vehicles/day
Location
| State | Illinois |
| County | Cook |
| Location | 378 W & 100 S |
| Carries | W Monroe ST |
| Crosses | S Br Chicago Riv |
| Coordinates | 41.88061, -87.63816 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Movable - Bascule |
| Total Length | 267.1 ft (81.4 m) |
| Max Span | 192.9 ft (58.8 m) |
| Deck Width | 60.0 ft (18.3 m) |
| Deck Area | 1489.6 sq m |
| Main Spans | 1 |
| Year Built | 1919 (reconstructed 2000) |
Traffic
| Avg Daily Traffic | 4,650 (2022) |
| Truck Traffic | 8% |
| Lanes On Bridge | 3 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 016603600000000 |