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Advanced Cave

  /  Advanced Cave

CDAA – Advanced Cave


An Advanced Cave site is defined as an enclosed body of water containing silt, darkness zones, and passages that at times are not large enough for two divers to swim alongside each other. Advanced Cave sites are of unlimited penetration distance.

Course Content

Theory:  equipment, guideline procedures, communications, restrictions, access procedures, dive planning, decompression review, mapping, accident analysis, cave conservation.

Skills Sessions: equipment critique, S drills, jump reel use, lost line search, black out drill, gear removal / restriction exercise, mask and regulator change over, valve shutdowns, entanglement removal / line cutting, stress management exercise, air sharing through restrictions, stage tank use/remove/replace.

Supervised Dives: Seven dives in CDAA rated cavern and advanced cave sites, including two dives in Tank Cave.

Please note: Accommodation, food, transport and air fills in Mt. Gambier are not included.


Before commencement of a CDAA Advanced Cave Diver training program the candidate must:

Be 18 years of age

Hold a CDAA Cave Diver award

Have logged a minimum of 25 cave dives (outside of course dives) totaling a minimum of 18 hours with no more than 3 dives to be logged per day

Have experience in at least 5 different dive sites preferably in two different areas eg Nullarbor, NSW, Mt Gambier, overseas


Suitable exposure suit.

Two masks with neoprene/Velcro strap.

Fins with spring heels. No split fins.

One small sharp line cutting device.

Watch, or computer, back up computer


Buoyancy Control Device (must be in addition to the exposure suit)

Appropriate weighting – V weights or weight belt if required.

Twin cylinders (minimum combined capacity of 2200 litres) of equal capacity, securely held in an acceptable configuration with DIN valves.

Two DIN regulators with;

A single second stage on each (no unused hoses to be left attached)

A low pressure inflator hose (if a drysuit is worn it’s inflator should come from the other cylinder)

A submersible pressure gauge for each regulator, unless using an isolating manifold.

One primary and two back up lights, each capable of lasting the duration of the dive.

Pencil and slate, or wet notes.

Approved reel and guideline.

2 spools/jump reels each with minimum of 15m of line

Minimum of 2 directional markers (line arrows).

Minimum of 6 non-directional personal markers (cookies or pegs)

Stage tank minimum capacity of 1200 litres with suitable attachment clips (eg bolt snaps) and a stage regulator with single regulator on a suggested hose length of 60cm, SPG on a short hose (12cm)


Terms & Conditions

This course is subject to Ocean Divers’ normal Terms & Conditions. By enrolling in this course, you agree to accept all terms and conditions.

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