To march with 15-inch steps, the command is half step, MARCH. It may be commanded at the HALT or when either foot strikes the deck while marching at quick time.

1. At the HALT. On the preparatory command, shift your weight to your right leg without noticeable movement. On the command, MARCH, step off forward in quick time cadence with 15-inch steps. The balls of your feet should strike the deck before your heels.
2. Marching in quick time. On the command, MARCH, take one more 30-inch step. Begin the 15-inch steps explained above.
3. To resume quick time from half step, the command is forward, MARCH. It may be given as either foot strikes the deck. On MARCH, take one more half step. Move out at quick time.
4. The HALT from half step is executed in the same manner as from quick time.