Air Force units wartime-structured to provide a heavy engineer capability. They have a responsibility across the operational area, are not tied to a specific base, and are not responsible for base operation and maintenance. These units are mobile, rapidly deployable, and largely self-sufficient for limited periods of time. (JP 3-34)
RED HORSE
Meaning of RED HORSE in English
DOD English dictionary of military terms. Английский словарь военных терминов DOD. 2012