St. Petersburg has one operator for tri-lane escalators, and two for quad+ - Though maybe I just haven't noticed, it seems to me that people just naturally bei

St. Petersburg has one operator for tri-lane escalators, and two for quad+ - Though maybe I just haven't noticed, it seems to me that people just naturally being the double bunching when capacity is high - usually the operators here just complain too much about people running on the escalator or sitting on the steps.