Carload Rate refers to a discounted transportation charge applicable when a shipment meets a certain volume or quantity of freight that is sufficient to fill a freight car. This rate is especially relevant for large-volume shipments.
An amount of freight that is insufficient to command the lower shipping rates that apply to full carloads.
A tramp ship or boat is a maritime vessel that does not follow a regular schedule or itinerary; instead, it travels wherever freight shipments take it.
