 MDT hired 900 workers and embarked on an aggressive car building program; by 1900 the firm owned 6,687 units, slightly more than half of which were refrigerator cars.The East Rochester plant would grow in time to encompass some 64 acres (with an adjacent rail yard of equal size), and would produce on the order of 36 cars per day.The installation became the main car plant within the New York Central system.