UW Explorers Dot Net

Are you Prepared??

This is from a poster that was created by the famous Cave Explorer Sheck Exley;

Before the Dive, What if…;

• The gas company put the wrong gas in the cylinders you fill from?
• The wrong grade of helium is in them?
• THere are impurities in the gas?
• You miscalculate your mixtures and have too much oxygen?
• Too little oxygen?
• Too much Nitrogen?
• Too much Helium?
• The for mixing is wrong?
• The filling temperatures are different?
• The dive shop filling your tanks allows the gas to bleed back into their bank system?
• Your cylinders contain flammable materials and you put in pure oxygen?
• The dive shop tops your deep tanks with bad air?
• A pinhole leak allows the helium to leak but other gases remain?
• Your get the cylinders mixed up while filling?

One the Descent, What if…;

• You do not have enough oxygen when you submerge?
• Your depth gauge reads shallow?
• A tank you thought had trimix was really nitrox, etc?
• You over breath your regulator?
• You have a delay before ascending?
• You have a delay on the way down?
• You have to exert a lot on the bottom?
• You have a five minute line entanglement etc, on the bottom?
• You lose your dive partner on the bottom?
• You get blown from the dive site?
• You lose your mask?

During Decompression, What if…;

• The decompression tables you have don’t work?
• You lose your decompression tables?
• You lose your watch?
• You lose your depth gauge?
• You run out of decompression gas?
• You drop one of your decompression cylinders?
• Some steals on of your decompression cylinders?
• Your decompression cylinders have leaked?
• You are delayed at a decompression stop?
• Danger from hazardous marine life keeps you from completing your decompression?
• Your drysuit floods?
• You get hypothermia?
• You get the bends

These are all the situations one should think of when Technical Diving…and be sure you can accept the risks!! Otherwise do not do it!!

Tags: Sheck Exley, TDI, Tec, Tec Deep, Tec Diving, Tech, Technical, Technical Diving