Tec Trimix 65

To qualify the student to dive to 65 metres/245 feet using various trimix blends, air, enriched air and oxygen, with open circuit technical diving equipment. Gain procedures required to manage the risks involved.

To provide skills applicable to further training and experience in technical diving, and understands the hazards and risks of technical diving in general and trimix diving in particular as well as the limit of diving in this course level.

Students who demonstrate significant skill weakness need remediation to mastery levels prior to continuing in the Tec Trimix Diver course.

Participant prerequisites:

Minimum age: 18 years, To be certified as a PADITec Deep Diver or have a qualifying certification in deep decompression diving using air/enriched air from another organization. If you are qualify through a qualifying certification other than PADI Tec Deep Diver must read the entire PADI Tec Deep Diver Manual and complete the Knowledge Reviews prior to beginning the Tec Trimix Diver course. This requirement is to assure student familiarity with TecRec philosophies and methodologies, as well as to refresh their knowledge. Have a minimum of 150 logged dives.

Standard duration: 4 days. For best result you have to do all four days in the roll. Every day you will have: theory, knowledge development, knowledge reviews, practical applications / final exam and of course diving. Total daily duration 4-6 hours .

Training dive one

Confined water or limited open water with ready access to water shallow enough in which to stand.

Depths: Minimum: 2.4 metres/8 feet Maximum 10 metres/30 feet.

Decompression: No stop only,

Gases: Air or EANx,

Training dive two

Open Water Depths: Minimum: 27 metres/90 feet Maximum: 50 metres/165 feet.

Decompression: Simulation decompression dive with two decompression gases.

Gases: Air, Air, EANx or oxygen

Training dive three

Open Water Depths: Minimum: 30 metres/100 feet Maximum: 50/55 metres/165/185 feet.

Decompression: Decompression dive with two decompression gases.

Gases: Air or Normoxic Trimix with 21% of Oxygen content. Air, EANx or oxygen for decompresion Ratios: 2:1, 3:1 with one or more certified assistants.

Training Dive Four

Open water Depths: Minimum: 45 metres/150 feet Maximum: 67 metres/220 feet.

Decompression: Decompression dive with two decompression gases.

Gases: Normoxic Trimix with 21 % – 18 % of oxygen content. Air, EANx or Oxygen for decompresion Ratios: 2:1, 3:1 with one or more certified assistants.

Instructor qualification: Teaching status, insured (where required) Tec Trimix Instructor Assistant qualification: renewed (insured where required) PADI Divemaster or higher certified as a Tec 65 or higher level TecRec diver.

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