Partial or Part load (PTL) shipment means your load takes space for a Part truck. Many different shipments are kept together in a truck and transported to different shipment locations or logistics centers. In part load booking facility, you need not pay the charges for Part-truck load. You will pay only for your load capacity. During the part-load shipping process, the shipment can be reloaded to another truck which will arrange the delivery to the consignee's warehouse.