Introduction
This course examines the theory, methods and procedures of planned stage decompression diving. This program is designed as a stand alone course or it may be taught in conjunction with such TDI courses as Advanced Nitrox, Advanced Wreck, or Extended Range

Course objectives
The objective of this course is to train divers how to plan and conduct a standard staged decompression dive not exceeding a maximum depth of 150 fsw / 45 msw unless taught in conjunction with the Extended Range or Advanced Wreck Course. The most common equipment requirements, gear set-ups, decompres-sion techniques and decompression mixtures (including oxygen and nitrox) are presented.

Student Pre-requisites

• Minimum age 18
• Minimum certification of diver
• Minimum of 25 open water dives, or the equivalent at the discretion of the instructor, in the environment in which the course is being presented