Basic Enlisted Submarine School

Basic Enlisted Submarine School is the U.S. Navy's submarine training school for enlisted sailors. Located on Naval [Submarine Base New London] in Groton, New [London County, Connecticut], the school is an eight-week introduction to the basic theory, construction and operation of nuclear-powered submarines. The course includes instruction on shipboard organization, submarine safety and escape procedures. This program requires passing a physical and mental screening., BESS is open to female sailors, including current sailors who wish to join the submarine force by completing the two-month program.

High Risk Trainers

The Navy operates three high risk trainers at New London that sub school classes attend in random order.
They are:

Fire Fighting - Students are instructed in the differences between submarine and surface ship fire fighting and the special equipment used in sub-surface fire fighting.
Damage Control - Sailors are required to patch leaks and seal ruptured pipes before their compartment completely floods.
Submarine Escape - Personnel learn how to successfully escape from a disabled submarine in 40 feet of water via a realistic trainer.