Helitrox

Price: € 750

The certified Advanced Diver or Intro to Tech Diver looking to expand their knowledge of decompression theory and diving techniques using helitrox
The certified Advanced Diver or Intro to Tech Diver who is interested in extending their bottom time
The certified Advanced Diver or Intro to Tech Diver who has interest in moving forward with technical diving education

Minimum age 18
Minimum certification of SDI Advanced Diver (with Deep specialty) or TDI Intro to Tech Diver, or equivalent
Certified as TDI Advanced Nitrox Diver (unless being taught concurrently)
Proof of 50 logged dives

Decompression dive planning including:
- Gas requirements
  - Oxygen limitations
  - Nitrogen limitations
  - Helium limitations
- Decompression gas choices
- Tables vs. personal dive computers
- Emergency and contingency planning (equipment failure, omitted decompression, etc.)
Helium as a breathing gas
- Effects on narcosis
- Effects on respiration
- Effects as an insulator
- Counter diffusion
- HPNS
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 propulsion techniques
Emergency procedures (equipment failures, catastrophic gas loss, omitted decompression, navigational errors, etc.)
Equipment considerations, cylinder labeling, analyzing nitrox mixtures, and gas blending procedures

Ability to conduct decompression diving activities without direct supervision utilizing helium and/or nitrox mixtures provided:
- The diving activities approximate those of training
- The areas of activities approximate those of training
- Environmental conditions approximate those of training
- Breathing mixtures do not contain more than 35% helium or less than 21% oxygen
Ability to enroll in TDI Extended Range, TDI Advanced Wreck, TDI Trimix courses

Satisfactorily complete the TDI Helitrox Diver 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