Konstruktion Mek II
Replace feet with wheels, and the mechiness begins to dissolve into something more contemporary, but imagine that the suspension has balancing, load leveling, and can raise or lower the entire chassis to "put a shoulder into" every scoop as needed. Someone want to animate it?
Garbage Patrol
Semi-parole work program...convicts on good behavior get jobs driving city vehicles, like mobile garbage compactors. Secure cell cockpit with sleeping quarters in rear.