997 - AMPHIBIAN TRACTOR CREWMAN
[AMPHTRAC CREWMAN]
As a member of the crew of an amphibian tractor used in transporting troops and supplies, performs one or more duties such as driving, radio tending, weapons firing and maintenance, or vehicle inspection and minor maintenance.
May perform supervisory duties incident to the control, coordination, and tactical employment of one or more amphibian tractors and their crew members. Must be capable of performing all of the basic duties in the tractor crew. Must be thoroughly familiar with the operation and minor maintenance of amphibian tractors. Must know navigation rules, harbor markers, and cargo stowage.