Infantry Drills

A-40: Visual Aids

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A-40. Leaders prepare a graphic depiction of terrain to help explain their findings about the effects of terrain and weather on the mission. The graphic depiction of terrain can be a photograph, overlay for a map sheet, or a terrain model. In it, leaders show terrain mobility classifications, key terrain, intervisibility lines, known obstacles, avenues of approach, and mobility corridors.

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