C ontainer port is one of the most important component that boost the economy of thecountry or region in which the port resides. The port of Tual has a multy purpose dock thatcontains goods from container ships and general cargo ships. Therefore, to supportcontainer loading and unloading activities at the port of Tual, a special container dock anda more adequate stacking field will be built. In determining the container loading andunloading of a port, it should be noted the ratio of the occupancy ratio (BOR) and yardoccupancy ratio (YOR). BOR and YOR calculations must project container flow data andvessel flows using various methods such as exponential methods. By using this ratio, thearea of the stacking field is 5900 m2 for the port of Tual.