ATP-5-0-2-1 Staff Reference Guide Volume 1 Download

Page 397 of 440

Glossary 07 December 2020 ATP 5-0.2-1 381 backbrief A briefing by subordinates to the commander to review how subordinates intend to accomplish their mission. (FM 6-0) battle damage assessment The estimate of damage composed of physical and functional damage assessment, as well as target system assessment, resulting from the application of lethal or nonlethal military force. (JP 3-0) battle rhythm A deliberate daily cycle of command, staff, and unit activities intended to synchronize current and future operations. (FM 6-0) be-prepared mission A mission assigned to a unit that might be executed. (FM 6-0) begin morning nautical twilight The start of that period where, in good conditions and in the absence of other illumination, the sun is 12 degrees below the eastern horizon and enough light is available to identify the general outlines of ground objects and conduct limited military operations. Also called BMNT. (JP 3-09.3) block A tactical mission task that denies the enemy access to an area or prevents the enemy’s advance in a direction or along an avenue of approach. Block is also an obstacle effect that integrates fire planning and obstacle efforts to stop an attacker along a specific avenue of approach or prevent the attacking force from passing through an engagement area. (FM 3-90-1) breach A tactical mission task in which the unit employs all available means to break through or establish a passage through an enemy defense, obstacle, minefield, or fortification. (FM 3-90-1) breakout An operation conducted by an encircled force to regain freedom of movement or contact with friendly units. (ADP 3-90) bridgehead An area on the enemy side of the linear obstacle that is large enough to accommodate the majority of the crossing force, has adequate terrain to permit defense of the crossing sites, provides security of crossing forces from enemy direct fire, and provides a base for continuing the attack. (ATP 3-90.4) bridgehead force A force that assaults across a gap to secure the enemy side (the bridgehead) to allow the buildup and passage of a breakout force during gap crossing. (ATP 3-90.4) bypass A tactical mission task in which the commander directs the unit to maneuver around an obstacle, position, or enemy force to maintain the momentum of the operation while deliberately avoiding combat with an enemy force. (FM 3-90-1) call forward area In gap crossing, the final preparation waiting area within the crossing area. (ATP 3-90.4) canalize A tactical mission task in which the commander restricts enemy movement to a narrow zone by exploiting terrain coupled with the use of obstacles, fires, or friendly maneuver. (FM 3-90-1) casualty evacuation Nonmedical units use this to refer to the movement of casualties aboard nonmedical vehicles or aircraft without en route medical care. (FM 4-02) C-day The unnamed day on which a deployment operation commences or is to commence. (JP 5-0)