SESKStuff Everyone Should Know
SESK: Stuff Everyone Should Know · sesk.info/cadet-close-extend-march

What interval change does Close, MARCH make?

It changes a column from normal interval to close interval.

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  1. Close to normal interval
  2. Normal to close interval ✔
  3. Distance to double time

Why: Close march narrows the side-to-side spacing between files. Extend, MARCH reverses the process and restores normal interval.

Huh, didn't know that: Close and extend can be performed from a halt or while marching at quick time.

The dad joke
Why did the files close the gap? They wanted a closer formation.
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References

Answer: Normal to close interval. Close march narrows the side-to-side spacing between files. Extend, MARCH reverses the process and restores normal interval.

  1. CAPP 60-33, Civil Air Patrol Drill and Ceremonies www.gocivilairpatrol.com/media/cms/P_6033_2217FEEE8C89F.pdf
    To obtain normal interval from close interval, the command is Extend, MARCH.
    Checked 2026-10-10.

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Test yourself in the game

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