Extended Range Instructor

In the TDI Extended Range Instructor Course, the instructor candidate will receive training in the proper techniques, equipment requirements and hazards of extended range diving to depths of up to 55 metres/180 feet, while utilizing nitrox mixtures and oxygen for staged decompression.

Topics that candidates may be asked to present include:

Kit set-up
Equipment requirements
Decompression techniques
Decompression breathing gases
Lift bag / DSMB deployment
Decompression tables

The TDI Extended Range Instructor materials includes:

Extended Range/Trimix instructor guide
Extended Range/Trimix PowerPoint®
EAD table
TDI student record folder
Logo sticker
TDI Extended Range/Trimix manual
TDI presentation bag
TDI temporary card

Extended Range Instructor Course Prerequisites:

Minimum age 21
Provide proof of 250 logged dives, 25 must be extended range dives
Certification as a TDI Extended Range Diver or equivalent
Certification as a TDI Advanced Nitrox and Staged Decompression Instructor or equivalent
Must have certified 10 students in advanced nitrox diver or decompression procedures diver, a minimum of 5 must be decompression procedures divers

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Course Standards & Procedures