How far is the heel lifted off the deck on the command Mark Time March?

On the command "Mark Time March," the heel is lifted approximately four inches off the deck. This specific height is designed to allow for an effective marching style while maintaining the cadence and ensuring that the movements remain crisp and precise. The four-inch lift is crucial for maintaining the uniform appearance and timing that is essential in military drill and ceremony. This standardization helps all personnel maintain synchronization, which is vital during movements, especially in formations. Such guidelines are established within military drill manuals to promote discipline and uniformity across various units.