In transportation, the process of a unit arriving at a specified location. It begins when the first element arrives at a designated location, e.g., port of entry and/or port of departure, intermediate stops, or final destination, and ends when the last element does likewise. For the purposes of studies and command post exercises, a unit is considered essentially closed after 95 percent of its movement requirements for personnel and equipment are completed.
CLOSURE
Meaning of CLOSURE in English
DOD English dictionary of military terms. Английский словарь военных терминов DOD. 2012