18th ST over S Br Chicago River
Fair Condition59 years old5,650 vehicles/day
Location
| State | Illinois |
| County | Cook |
| Location | 301 W 18th ST |
| Carries | 18th ST |
| Crosses | S Br Chicago River |
| Coordinates | 41.85772, -87.63565 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Movable - Bascule |
| Total Length | 241.5 ft (73.6 m) |
| Max Span | 181.4 ft (55.3 m) |
| Deck Width | 74.1 ft (22.6 m) |
| Deck Area | 1663.4 sq m |
| Main Spans | 1 |
| Year Built | 1967 (reconstructed 2014) |
Traffic
| Avg Daily Traffic | 5,650 (2022) |
| Truck Traffic | 6% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 016601700000000 |