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@SOUTH WEST TECHNICAL DIVING
COURSES AND AGENCIES
(TECHNICAL) CCR CAVE DIVER L3
The level 3 CCR Cave Diver Course (Air dilluent) or Technical CCR Cave Diver (Normoxic Trimix) offers cave training for divers that are already a certified (Technical) Rebreather Diver on a specific rebreather unit. Diving the caves with Rebreathers requires specific training. ANDI is one of the oldest rebreather training agencies and is able to offer this training on almost any Rebreather unit in the market. Check the standards chart for the prerequisites for this training.
| Standards | Cavern Diver CVNR L2 |
Intro to Cave CAVR L3 |
Mine Diver MIR L3 |
Full Cave Explorer CVR L4 |
Exploration Mine Diver XMNR L4 |
Tri-Mix Cave Explorer TCER L5 |
Tri-Mix Mine Explorer TMXR L5 |
|---|---|---|---|---|---|---|---|
| Maximum Course Depth *1 | 100 fsw/30 m | 130 fsw/40 m | 130 fsw/40 m | 130 fsw/40 m | 130 fsw/40 m | 197 fsw/60 m | 197 fsw/60 m |
| Minimum Course Depth *2 | 65 fsw/20 m | 100 fsw/30 m | 100 fsw/30 m | 100 fsw/30 m | 100 fsw/30 m | 130 fsw/40 m | 130 fsw/40 m |
| Min. Depth for Cert Credit *3 |
65 fsw/20 m | 65 fsw/20 m | 65 fsw/20 m | 65 fsw/20 m | 100 fsw/30 m | 100 fsw/30 m | 100 fsw/30 m |
| Max. Deco RT *4 | NSR only | 30 min | 30 min | As required | As required | As required | As required |
| Max. Deco PO2 | N/A | 1.6 Bar | 1.6 Bar | 1.6 Bar | 1.6 Bar | 1.6 Bar | 1.6 Bar |
| Bottom Gas Limits – O2 |
1.45 Bar | 1.45 Bar | 1.45 Bar | 1.45 Bar | 1.45 Bar | 1.45 Bar | 1.45 Bar |
| Minimum fO2 | 0.32 | 0.28 | 0.28 | 0.28 | 0.28 | As required | As required |
| Bottom Gas Limits – N2 |
2.8 Bar | 3.6 Bar | 3.6 Bar | 3.6 Bar | 3.6 Bar | 3.6 Bar | 3.6 Bar |
| Bottom Gas Limits – He |
SafeAir® Only |
SafeAir® Only |
SafeAir® Only |
SafeAir® Only |
SafeAir® Only |
As required | As required |
| Theory Time | 8 hours | 8 hours | 12 – 14 hours | 8 – 12 hours | 8 – 12 hours5 | 8 – 12 hours5 | 8 – 12 hours5 |
| # of Dives | 4 | 4 | 8 | 8 | 8 | 4 | 4 |
| Min. Bottom Time | 160 min | 120 min | 280 min | 270 min | 200 min | 100 min | 100 min |
| Min. Run Time | 200 min | 180 min | 340 min | 360 min | 360 min | 240 min | 240 min |
| Equip config limitations |
RBS Bailout Required |
2 Stage Cylinders |
2 Stage Cylinders |
Unlimited | Unlimited | Unlimited | Unlimited |
| Prerequisites*6 | CCR + 75 dives |
CVN or CVNR + TRD + 100 dives |
TRD + 100 dives |
TTR + CAVR + 200 dives |
TTR + MIR + 200 dives |
TTR or CCE + CVR + 200 dives |
TTR or CCE + XMNR + 200 dives |
*2 – At least one training dive must meet this minimum.
*3 – Other than the first evaluation dive no shallower dive may be credited toward certification.
*4 – One deco cylinder must cover all stops and bailout.
*5 – Includes all TMD info from L5 course.
*6 – Other prereq’s may appl at instructor discretion
* – see the instructor procedures for the specifics for the dives. Note that divers may only move 2 levels during one course series.
Our cave experience encompasses Irish and UK caves, France, Italy, Mexico, Florida, Philippines, Spain and more. We are experienced in open circuit from Mexico style sidemount to full CCR. We can train you to expedition level including mixed gas.
The pathway will not be fast, there will be no shortcuts, but we will be delighted to dive any cave with you when done!
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