1977 Chicago Loop derailment
Appearance
The 1977 Chicago Loop derailment occurred on Friday February 4, 1977, when a Chicago Transit Authority elevated train rear-ended another on the northeast corner of the Chicago Loop at Wabash Avenue and Lake Street during the evening rush hour.[1]
The collision forced the first four cars of the rear train off the elevated tracks, killing 11 people and injuring over 180 as the cars fell onto the street below.