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TDI Cavern Instructor Course

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Course Overview

This course is designed to develop the skills and knowledge necessary to teach cavern and overhead environments diving within the limits of light penetration; in addition outlines specific hazards associated with cave diving. The cavern course is not intended to provide instruction for cave diving environments. The objective of this course is to instructors to teach the proper planning, procedures, techniques and hazards of cavern diving. In addidtion this courses tests the overall attitude to safety.


Minumum age of 21.
Open water Scuba instructor certified.
Nitrox instructor certified.
Full cave diver certified.
Proof of 100 logged full cave dives.
Proof of certifying 4 TDI students and assisting 1 full TDI Cavern course.
Provide recomendation of a TDI Cave Instructor.

Details of the course

The Cavern instructor course covers:

  • Policy for cavern diving
  • Gas matching procedures and management to include dissimilar volume
  • Psychological considerations
  • Equipment consideration
  • Communication
  • Swimming techniques
  • Physiology
  • Cavern environment
  • Cavern conservation
  • Problem solving
  • Accident analysis
  • Review of dive tables and decompression theory
  • Cavern diving etiquette

Course duration and number of dives

The Cavern instructor course is a 3 day course and 4 dives are required.

Course Price

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Additional costs

Recreational Rental equipment if needed. set p/day
TDI Cave Instructor Manual
TDI Standards & Procedures Instructor Manual
TDI Evaluation forms

Equipment requirement

The Cavern instructor course has some specific equipment requirement more than your standard recreational dive gear. The cavern instructor program requires 2 lights, spool, cutting devices and line arrow.

Got something to ask us ?

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