Freight containers are standardized shipping containers. Shipping containers have standard dimensions, typically 20’x8’x8.5′ or 40’x8’x8.5′ or 45’x8’x9.5′. They have to be constructed to certain minimum standards of sturdiness to withstand the rigors of long ocean voyages and transfer from one mode of transport to another. Shipping containers meeting the standards can get CSC – Convention for Safe Containers – certification, a must for use in international shipping.
Specialized trucks, railcars and handling equipment have been designed to accommodate these standard sized containers. The containers fit neatly into these vehicles (as well ships’ cargo holds) and the handling equipment can easily transfer the containers from trucks to railcars to ships and in the reverse direction. The freight containers themselves might have forklift pockets (typically available only for 20′ or shorter containers) that facilitate forklift handling.
Standardized freight containers enhanced the speed and efficiency of cargo movement, and expanded world trade. The easy and quick transshipment of the...