1963 US Army Vietnam War Armor Operations ... - Survival Books

WWW.SURVIVALEBOOKS.COMe. Overlay Technique. Example.Example.zuLUINITIAL DELAYPOSITION (IDP)DELAY POSITIONJACKDELAY POSITIONJI LLROUTE o18. Blocking Positionsa. Purpose. They designate locations fromwhich units plan to conduct fixing force orsecurity missions. Forces occupying blockingpositions do not necessarily hold their position,but will fight offensive and delaying actions to17. Routes of Withdrawal accomplish the mission.b. Characteristic. Blocking positions are loa.Purpose. This provides for the control cated on terrain providing the best availableand coordination of the movement of units observation and fields of fire into enemy avefromone point to another during a retrograde nues of approach.operation. c. Assignment. Any commander chargedb. Characteristics. with a fixing force or security mission may as-(1) Be trafficable. sign blocking positions.(2) Facilitate security of the force whileen route.d. Control. Units assigned blocking posi-tions occupy them as directed by the higher(3) Avoid passage through friendly commanderforces, if possible.e. Overlay Technique. Drawn as a semicirclewith the convex side hachured and directedc. Assignment. The next higher commander toward the avenue of approach to be blocked.assigns routes of withdrawal.Ezample:d. Control. To prevent interference withother units, units must adhere to the prescribedroutes of withdrawal and observe priorities,if established.e. Overlay Technique. Drawn on the route DIRECTION OF ENEMY ADVANCEand labeled "Route of withdrawal" and a letter,number, code word, or unit designation.AGO 9139A 279