Crewman Qualification Training students hit the surf before the start of medical training instruction at the Silver Strand beach in Coronado, Calif. CQT is a 14-week advanced training course teaching basic weapons, seamanship, first aid and small unit tactics to Special Warfare Combatant-craft Crewman trainees. SWCCs operate and maintain the Navy's inventory of state-of-the-art, high-speed boats used to support SEALs in special operations missions worldwide.