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TDI

Extended Range

Extended Range

Regular price £550.00 GBP
Regular price Sale price £550.00 GBP
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Who is this course for?

The certified TDI Advanced Nitrox/Decompression Procedures diver looking for the next step in technical dive training.

Whether you’re looking to expand upon your skills, experience, or just go a little deeper to see an area of interest, this course is for you!

Course prerequisites

Certified as a TDI Advanced Nitrox Diver and TDI Decompression Procedures Diver, or equivalent

Proof of a minimum of 100 logged dives, of which 25 must be deeper than 30 metres/100 feet

What you can expect to learn

The TDI Extended Range Diver Course takes an in-depth look at all of the following and more:

History of deep air diving

Physics

Pressure review

Formulas for solving dive planning problems, maximum operating depth (MOD), best mix, and more

Physiology

Hypoxia

Oxygen toxicity

Nitrogen narcosis

Nitrogen absorption and elimination

Carbon dioxide toxicity

Carbon monoxide

Hyperthermia

Hypothermia

Decompression Options

Air

Nitrox

Oxygen

Equipment considerations

Dive tables

Dive planning

Operation planning

Team planning

Emergency planning

Diving procedures

Descent considerations

Ascent considerations

Technical dive support

Navigation

What's in it for you?

Upon successful completion of this course, graduates may engage in diving activities without direct supervision so long as the following limits are adhered to

The diving activities approximate those of training

The areas of activities approximate those of training

Environmental conditions approximate those of training

Upon successful completion of this course, graduates are qualified to enroll in the TDI Advanced Wreck ,TDI Trimix, and TDI Advanced Trimix courses

Extended Range Diver minimum requirements

Satisfactorily complete the TDI Extended Range Course written examination with a passing score of 80%, followed by 100% remediation by the instructor.

Complete all open water requirements efficiently.

Demonstrate mature and sound judgment concerning dive planning and execution.

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Certain areas of the world provide spectacular dives at depths deeper than 39 metres/130 feet but you may not have access (or very limited access) to helium.

The TDI Extended Range course teaches you the proper techniques for utilizing compressed air as a breathing gas, and with a maximum depth of 55 metres/180 feet, so you don’t have to miss those dives!

The TDI Extended Range Diver Course provides the training and experience necessary including proper techniques, equipment requirements, and hazards of deep air diving, to competently utilize air for dives up to 55 metres/180 feet that require staged decompression, using nitrox mixtures or oxygen during decompression.