rail cars, or stacking on other containers. Containers come in many forms and types, including: ventilated, insulated, refrigerated, flat rack, vehicle rack, open top, bulk liquid, dry bulk, or other special configurations. Typical con-tainers may be 10 feet, 20 feet, 30 feet, 40 feet, 45 feet, 48 feet, or 53 feet in length, 8 feet or 8.5