The TDI Decompression Procedures Course prepares you for planned staged decompression diving.
With a maximum operating depth of 45 metres/150 feet, this course is your first step beyond the normal sport diving limits. The TDI Decompression Procedures Course combined with the TDI Advanced Nitrox course form the foundation of all other technical courses. After these two courses and some additional experience, the stage has been set for you to move onto additional technical levels.
Course prerequisites:
- Minimum age 18
- Minimum certification of SDI Advanced Adventure Diver, Advanced Diver, or equivalent
- Proof of 25 logged open water dives
What you can expect to learn:
Decompression dive planning including:
- 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
Emergency procedures (equipment failures, catastrophic gas loss, omitted decompression, navigational errors, etc.)
Equipment considerations, cylinder labelling, analysing nitrox mixtures, and gas blending procedures