Are you a serious adventure seeker wishing to explore overhead environments? Sign up for the TDI Cavern Diver course!This course is designed to develop the minimum skills and knowledge for cavern and overhead environment diving within the limits of light penetration, and outline specific hazards associated with cave diving. The cavern diver course in not intended to provide instruction for cave diving environments. The objective of this course is to train divers in the proper planning, procedures, techniques and hazards of cavern diving. 

Who this course is for: The certified diver who has interest in moving forward with overhead environment diving and expanding their diving techniques, capabilities, and more!

Course prerequisites

  • Minimum age 18, 15 with parental consent
  • Provide proof of an SDI Open Water Scuba Diver or equivalent
  • Proof of 25 logged dives

What you can expect to learn:

The TDI Cavern Diver course takes an in-depth look at all of the following and more:

  • Gas management procedures and management to include dissimilar volumes
  • Psychological considerations of cavern diving
  • Equipment considerations
  • Communication (light and hand signals)
  • Swimming techniques
  • Cavern environment, Cavern conservation
  • Problem solving: Emergency procedures, Equipment failure, Silting conditions, Accident analysis

Some of the required skills you will have to demonstrate include:

  • Properly deploy a guideline, Properly follow a guideline with eyes open and closed (simulating loss of visibility)
  • Air share with a buddy with eyes open, following a guideline, Air share with a buddy with lights off and eyes closed, using touch contact while following the guideline
  • Remove and replace mask while in contact with the guideline
  • Demonstrate light/hand signals and touch contact
  • Simulate a primary light failure and use back up light to exit
  • Demonstrate buoyancy control, proper trim, and propulsion techniques, Demonstrate anti-silting techniques

What’s in it for you?

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

  • Planned dives do not exceed diver’s current certification level
  • Penetration is limited to the “rule of thirds,” OR 1/6th if using doubles to a maximum depth of 40 metres
  • Penetration is limited to 61 linear metres linear feet from the surface
  • Proper cavern diving equipment must be used
  • Maintain a continuous guideline
  • No restrictions or areas that are too small for 2 divers to swim side by side

TDI Cavern Diver minimum certification requirements:

  • Perform all land drills and cavern dive requirements efficiently
  • Demonstrate mature, sound judgment concerning dive planning and execution

How to take this course: Book a course from BaikalTek instructor. Spare 2 days for diving under the instructor supervision. Land training, shallow diving for skills and cavern dives with a maximum depth of 40 meters.

For professionals: you can get TDI Cavern Instructor qualifications. Please, contact us for more detail.

The cost of the courses TDI Cavern Diver is 21000 rubles.

Together in a package with other courses (for example, together with Intro to Cave) 10% discount. The price includes: theory in the classroom, open water dives on Lake Baikal, certification for TDI Cavern Diver. Not included: rental of personal equipment.