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

Appendix I 310 ATP 5-0.2-1 07 December 2020 Table I-5. Common tactical mission tasks (continued) Tactical Task Graphic Definition OCCUPY Occupy is a tactical mission task that involves moving a friendly force into an area so that it can control that area. Both the force’s movement to and occupation of the area occur without enemy opposition (FM 3-90-1). PASSAGE OF LINES (FORWARD) A forward passage of lines occurs when a unit passes through another unit’s positions while moving toward the enemy (ADP 3-90). The purpose of a forward passage of lines is to move forces forward to conduct operations. PASSAGE OF LINES (REARWARD) A rearward passage of lines occurs when a unit passes through another unit’s positions while moving away from the enemy (ADP 3-90). The rearward passage of lines continues the defense or retrograde operation, maintaining enemy contact while allowing for recovery of security or other forward forces. PENETRATION Penetration is a form of maneuver in which an attacking force seeks to rupture enemy defenses on a narrow front to disrupt the defensive system (FM 3-90-1). REDUCE No Graphic Reduce is a tactical mission task that involves the destruction of an encircled or bypassed enemy force (FM 3-90-1). RELIEF IN PLACE Relief in place is an operation in which, by direction of higher authority, all or part of a unit is replaced in an area by the incoming unit and the responsibilities of the replaced elements for the mission and the assigned zone of operations are transferred to the incoming unit (JP 3-07.3). RETAIN Retain is a tactical mission task in which the commander ensures that a terrain feature controlled by a friendly force remains free of enemy occupation or use (FM 3-90-1). RETIREMENT Retirement is when a force out of contact moves away from the enemy (ADP 3-90). SCREEN Screen is a type of security operation that primarily provides early warning to the protected force (ADP 3-90). SECURE Secure is a tactical mission task that involves preventing a unit, facility, or geographical location from being damaged or destroyed as a result of enemy action (FM 3-90-1). SEIZE Seize is a tactical mission task that involves taking possession of a designated area by using overwhelming force (FM 3-90-1). SUPPORT BY FIRE Support by fire is a tactical mission task in which a maneuver force moves to a position where it can engage the enemy by direct fire in support of another maneuvering force (FM 3-90-1).