The TDI Decompression Procedures 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 TDI Advanced Nitrox, Advanced Wreck, or Extended Range Course. 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 45 metres / 150 feet unless taught in conjunction with the TDI Extended Range Course. The most common equipment requirements, equipment set-up and decompression techniques are presented. Students are permitted to utilize enriched air nitrox (EAN) mixes or oxygen for decompression provided the gas mix is within their current certification level.

Student Prerequisites

  • Minimum age 18
  • Minimum certification of SDI Advanced Adventure Diver , Advanced Diver, or equivalent
  • Provide proof of 25 logged open water dives

Open Water Execution

  • Four dives are required, 2 of those dives must be deeper than 30 metres / 100 feet
  • If the TDI Decompression Procedures course is taught in conjunction with Advanced Nitrox only a total of 6 dives are required
  • Only 2 dives from advanced wreck course may be credited towards the total dives required

Course Structure

  • TDI allows instructors to structure courses according to the number of students participating and their skill level

Duration

  • The minimum number of classroom and briefing hours is 6 hours

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