Infantry Drills

2-109: Coil

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2-109. The coil (see figure 2-22, page 2-42) provides all-round security and observation when the platoon is stationary. It is useful for tactical refueling, resupply, and issuing platoon orders. Security is posted to include air guards and dismounted fire teams. The vehicle turrets are manned.

Figure 2-22. Coil formation

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Go Back To: U.S. Army FM 3-21.8: The Infantry Rifle Platoon and Squad