The intent of the TDI Trimix Diver program is to provide divers with the training necessary to independently plan and conduct two-gas switch, multiple-stop decompression dives to depths of up to 60 meters / 200 feet, using specialized diving equipment and procedures with an equally-qualified dive buddy. You will earn the TDI Trimix Diver certification after completing this program.

Course prerequisites:

  • Minimum age 18

  • Minimum certification of TDI Advanced Nitrox AND Decompression Procedures Diver, or equivalent

  • Proof of 100 logged dives

590 EUR


What you can expect to learn:

  • Advanced decompression dive planning including:

    • Gas planning based on equivalent narcotic depths, nitrogen and helium absorption and elimination, CNS and OUT limits, Isobaric Counter diffusion, volume requirements, etc.

    • Decompression gas choices

    • Tables vs. personal dive computers

    • Emergency and contingency planning (equipment failure, omitted decompression, etc)

  • Decompression diving procedures

    • Equipment selection

    • Pre-dive checks and drills

    • Stress analysis and mitigation

    • Following a decompression schedule

    • Gas switching

    • Team awareness and communication

    • SMB/lift bag deployment

  • Proper trim, buoyancy and finning techniques

  • Management of multiple decompression/stage cylinders

  • Emergency procedures (equipment failures, catastrophic gas loss, omitted decompression, navigational errors, injured/unconscious diver, etc)

PONGO 2019.

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