text: Fire Support Coordination Measures
  ACA 52ID(M)
  MIN ALT: 400 FT AGL
  MAX ALT: 8000 FT AGL
  GRID HN 3425 to HN 3540
  050500ZDEC23 –
  060800ZDEC23
  ACA – airspace coordination area,
  AGL – altitude above ground level, ALT – altitude,
  ID(M) – infantry division (mechanized),
  MAX – maximum, MIN – minimum
  Figure B-6. Airspace coordination area example
  Note. The depiction of airspace coordination area on a two-dimensional surface such as on a map
  does not display the possibly irregularly shaped airspace coordination area dimensions (such as
  Army Tactical Missile System (ATACMS) missile or Excalibur flight paths) that may be
  constructed within automation systems, which can provide information for airspace clearance.
  SECTION II – RESTRICTIVE FIRE SUPPORT COORDINATION MEASURES
  B-32. Restrictive FSCMs are those that provide safeguards for friendly forces and noncombatants, facilities,
  or terrain.
  NO-FIRE AREA
  B-33. A no-fire area is an area designated by the appropriate commander into which fires or their effects are
  prohibited (JP 3-09.3). There are two exceptions.
  * When the establishing HQ approves joint fires within the NFA on a mission-by- mission basis.