Overhead Environment Courses
CAVERN DIVER
  As the first in a series of overhead courses, the TDI Cavern Course takes a serious look at the skills needed to conduct safe and enjoyable cavern dives. Although the cavern course is conducted in the light zone you will still be in an overhead environment. Your TDI Cavern Instructor we cover topics and skills such as
  • Equipment configuration and preparation
  • Body posture and trim
  • Propulsion techniques
  • Cavern conservation
  • Proper guideline procedures

The TDI Cavern and Cave manual will outline the procedures for conducting cavern dives and a great addition to your diving library.
 
INTRO TO CAVE DIVER
  The TDI Introductory Cave Course takes a serious look at the skills needed to conduct safe and enjoyable cave dives. During the cave course your TDI Instructor will teach you the proper techniques for diving in a cave environment while staying on the main line. Your TDI Intro Cave Instructor will cover topics and skills such as
  • Limits based on no decompression
  • Equipment configuration and preparation
  • Body posture and trim
  • Propulsion techniques
  • Cave conservation
  • Proper guideline procedures
  • S drills
  • Hand and light signals

The TDI Cavern and Cave manual will outline the procedures for conducting cave dives and a great addition to your diving library.
 
 
Full Cave Diver
   

The TDI Cave Course is the highest overhead environment rating offered by TDI. This course is for the serious adventure wanting to explore further into the overhead environment, make jumps off of main lines to adjoining passages. During the cave course your TDI Instructor will teach you the proper techniques for diving in a cave environment while maintaining a constant guideline. Your TDI Cave Instructor will cover topics and skills such as

  • Equipment configuration and preparation
  • Body posture and trim
  • Propulsion techniques
  • Cave conservation
  • Proper guideline procedures
  • Lost line drills
  • buddy emergency procedures
  • S drills
  • Hand and light signals

The TDI Cavern and Cave manual will outline the procedures for conducting cave dives and a great addition to your diving library.

 
 
 
Advanced Wreck Diver
  The TDI Advanced Wreck course is the next step for any diver that has taken a wreck diver course. During this course, your TDI Instructor will teach you the proper techniques for locating and planning a penetration dive. The advanced wreck course is commonly taught with other popular TDI course such as advanced nitrox, decompression procedures, extended range, closed circuit rebreather, and trimix. The course covers topics and skills like
  • Use of guidelines
  • Overhead emergency procedures
  • Redundant equipment requirements
  • Locating and identifying wrecks
  • Hazards of wreck diving
  • Surveying of wrecks
     

The TDI Advanced Wreck Diving manual covers all the most commonly used wreck diving techniques in cold and warm water. The manual also covers team diving techniques and preservation of wrecks.

 
 
Cave DPV Diver
     

This course is designed to give the trained cave diver the minimum knowledge and basic fundamentals of safely utilizing diver propulsion vehicle (DPV) in the underwater cave environment. Safe techniques, procedures and skill perfection associated with the use of DPV’s in cave diving is emphasized. Cave conservation considerations, such as low-impact application, are stressed.

  • Equipment Considerations
  • DPV Emergency Towing
  • DPV Techniques Suitable for the Cave Environment
  • DPV Maintenance
  • Proper Use of a DPV

 
 
 
STAGE CAVE DIVER
     

The Stage Cave Diver course is designed to give the trained cave diver the increased knowledge and basic fundamentals in extended bottom times and increased penetration with the use of a stage cylinder. Lengthened bottom times, accumulative decompression obligations and complex dive planning are covered in this course. Safe techniques, procedures and skill perfection associated with stage cave diving is emphasized.

 
 
 
Cave Surveying Diver
     

The Underwater Cave Surveying course is designed to give the trained cave diver the minimum knowledge and basic fundamentals of how to survey in the unique underwater cave environment. The intention of this program is to encourage a standardization of cave surveying on all projects; encourage the use of cave maps in dive planning while increasing the diver’s awareness and knowledge of the surroundings in this environment. Safe techniques, procedures and skill perfection associated with surveying in cave diving is emphasized. Training includes:

  • Gas Matching Procedures and Management
  • Body Position and Control
  • Survey Techniques
  • Cartography
  • Equipment Check and S-drill
  • Demonstrate use of Guidelines and Reels