Advanced Trimix Diver

Who this course is for:

• The TDI Extended Range or Trimix Diver looking to:
  • Extend their depth range
  • Advance their technical diving education

Upon completion, you will be among some of the most elite divers, capable of doing and seeing more while diving than any other divers out there.

Your TDI Instructor will teach you

• Equipment management
• Multiple stage cylinder labeling and placement
• Complex decompression planning and contingency planning
• Dive team awareness and communication
• Gas monitoring and management
• Use of travel gasses

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 OTU limits, isobaric counter diffusion, volume requirements, etc.
  • Use of hypoxic gasses
  • HPNS and isobaric counter diffusion
  • 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 fining techniques
• Management of multiple (minimum of 3) decompression/stage cylinders
• Emergency procedures (equipment failures, catastrophic gas loss, omitted decompression, navigational errors, injured/unconscious diver, etc)
• Equipment considerations, cylinder labeling, analyzing trimix nitrox and mixes, and gas blending procedures

Course prerequisites:

• Minimum age 18
• Minimum certification of TDI Extended Range or Trimix Diver or equivalent
• Show proof of 100 logged dives, 25 must be deeper than 30metres/100feet

TDI Advanced Trimix minimum requirements:

• Satisfactorily complete the TDI Advanced Trimix course written examination with a passing score of 80%, followed by 100% remediation by the instructor
• Complete all open water requirements safely and efficiently
• Demonstrate mature, sound judgment concerning dive planning and execution

UNDERSTANDING THE RISKS

Diving is an adventure activity that includes risk to your person. Under New Zealand law we are we required to notify you of the following statement.

You accept that this activity inherently involves risks and potential hazards. The risks and hazards include, but are not limited to breathing compressed gas, marine traffic, marine life, decompression sickness, drowning, barotrauma, air embolism, decompression illness, dehydration, gas narcosis, malfunctioning equipment, ear problems, sun damage, hyperthermia, hypothermia, sea sickness, and adverse weather events.

These activities are run in the outdoors on the ocean, so may be exposed to sudden natural disasters such as, but not limited to Tsunami, Earthquakes, Slips Landslides or Rock Falls, or Volcanic Eruption. I am aware that participating in the activities offered by New Zealand Diving Limited can be hazardous even if they are conducted with care, control, and responsibility. You acknowledge that these risks could result in my injury (physical or mental) or even death.

TERMS & CONDITIONS

Please read our terms & conditions found on our website page, frequently asked questions before booking: https://nzdiving.co.nz/faq/

Sometimes our activities may have to be rescheduled due to situations outside of our control, such as poor weather. Please note we reschedule in such situations, as described in our terms and conditions.

Overseas participants are advised to carry travel insurance in case rescheduling is unsuitable.

All participants must be of good health and complete a medical declaration. This is available on our website: https://nzdiving.co.nz/faq/

All participants must be diving certified to dive on a charter or undergoing a diving course with New Zealand Diving Limited.

All participants must be able to swim a minimum of 200m, unassisted.

Students will need to contact us to discuss what equipment will be required on the course