SSI Technical Extended Range Trimix Instructor

The SSI Technical Extended Range Trimix Instructor course is the next Instructor course to take after becoming an SSI Extended Range Instructor. You will learn all you need to conduct the Technical Extended Range program and train divers to conduct two-gas switch decompression dives up to 60 meters/200 feet deep. The course is intended for the use of trimix as the breathing gas, to reduce inert gas narcosis and increase diver safety. A Technical Extended Range ‘air’ Instructor certification option is also available for areas where helium is inaccessible.

Prerequisites :

  • Own and use a Total Diving System in the appropriate equipment configuration as outlined in the SSI General Training Standards.
  • Complete the Candidate Preassessment: Dive History and provide proof of the required teaching and diving experience.
  • Have logged at least:
  • 200 total dives
  • 50 decompression dives deeper than 45 meters
  • Have the following SSI certifications or an equivalent from a recognized training agency:
  • Technical Extended Range Diving
  • Have at least one (1) of the following active status SSI certifications:
  • Deep Diving Instructor
  • Diver Stress & Rescue Instructor
  • Enriched Air Nitrox Instructor
  • Extended Range Instructor
  • Note: The candidate must have the Technical Extended Range Trimix certification for Technical Extended Range Trimix Instructor
  • Have issued at least:
  •  10 Extended Range certifications
  • OR
  • 5 Extended Range Nitrox certifications
  • 5 Extended Range certifications

Requirements For Completion:

  • Attend a three-day seminar and successfully complete:
  • A review of all SSI General Training Standards, and the standards related to the XR programs the candidate is earning a certification for.
  • A review of the program-specific student and instructor materials.
  • The applicable final exams.
  • An academic presentation on a topic applicable to the program and training level.
  • A dive planning session for orientation to the XR Dive Planning Sheets.
  • An equipment configuration session for the appropriate Total Diving System.
  • The XR Candidate Water Fitness Evaluation as outlined in the SSI Training Standards if it has been more than six months since the candidate has been evaluated
  • A pool/confined water session that includes the presentation and evaluation of all required program skills. All skills must be done with demonstration quality.
  • An in-water teaching presentation on a topic applicable to the program and training level.
  • While acting as an SSI Technical Extended Range Instructor, plan and conduct at least one (1) full decompression dive from the Technical Extended Range Diving program.
  • Demonstrate the ability to rescue an unconscious diver by bringing the diver to the surface from a depth between 5 and 10 meters.