In 1984, Mayor Harold Washington welcomed these “supercarts” — 90-gallon wheeled cans with attached lids. There is no proper history of rolling garbage cans I can find.

A long-standing ordinance allows garbage containers to sit by the curb from 5 p.m. the day before collection until 10 a.m. the day after pickup. The rest of the time, trash cans must be stored by ...