TDI · CCR Courses
JJ-CCR Advanced Mixed Gas Diver
The highest and most challenging CCR certification, opening up wrecks, caves and walls to 100 metres.
The highest level and most challenging of the CCR courses that TDI offers, the Advanced Mixed Gas course teaches you to use the full capabilities of your CCR. With a maximum depth of 100 metres, this course opens up new wrecks, caves and walls to explore.
This intensive course is conducted over eight days and focuses on all the elements needed to plan and execute dives to these depths. It is the natural precursor to our bespoke Expedition CCR training for divers who want to go beyond 100 metres.
What you'll learn
- Using the full capabilities of your CCR to a maximum depth of 100 metres
- Planning and executing deep mixed gas rebreather dives
- Advanced bailout, team and contingency procedures
- Opening up new wrecks, caves and walls to explore
Prerequisites
- Certified TDI CCR Mixed Gas Diluent Diver or equivalent
- Verified log of 100 hours over 100 dives as a certified CCR diver (50 hours / 50 dives on the JJ-CCR)
- 50% of dives deeper than 30 metres and a minimum of 20 requiring staged decompression
What's included
- TDI JJ-CCR Advanced Mixed Gas certification on completion
- An intensive eight-day deep CCR programme
- Deep mixed gas dive planning and training dives to 100 metres
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