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Most if not all of these words are in the open water standards for the
major agencies. They (TDI) didn't think them up themselves! That may be too
much credit.

At 11:55 AM 10/6/97 -0400, Paltz, Art wrote:
>Boy George, the following seems to be there so maybe they can weasel out
>of a lawsuit.
>
>	A.	Upon successful completion of this course, graduates may
>engage in technical extended range diving activities without direct
>supervision so long as:
>		1.	The diving activities approximate those of
>training
>		2.	The area of activities approximate those of
>training
>		3.	Environmental conditions approximate those of
>training
>
>How approximate is approximate?  Seems to be a gray area to me!  If you
>do the training in a quarry, does this mean you can't dive deep air in
>the open ocean because it doesn't approximate those of training??  What
>about if during the training the temp was 65 degrees, does this mean I
>can't do it in 50 degree water?  What's approximate?  Makes me want to
>take that course,  NOT!  Seems that part was written for the lawyers!!
>
>Safe diving,
>Art.
>art.paltz@r2*.co*
>Last Dive 10/4/97, The Stolt, NJ, 125ft/40 min bottom time, 57 degrees
>F, 28% bottom mix, 50% deco mix
>
>
>	-----Original Message-----
>	From:	G. Irvine 
>	Sent:	Monday, October 06, 1997 5:48 AM
>	To:	techdiver@aquanaut.com; cavers@ge*.co*
>	Subject:	FARM ANIMAL STUPIDITY FROM THE TDI WEBB PAGE
>
>	HERE WE HAVE AN EXAMPLE OF SERIOUSLY DEFICIENT FARM ANIMAL
>STUPIDTY 
>	from the TDI webb page - this is their "Extended Range" course.
>These
>	guys are so stupid as to be just plain dangerous. Notice the
>fist line
>	where they can make you "competent" on deep air. Whoever wrote
>this is
>	beyond farm animal stupid, and a dangerous stroke, but then that
>does
>	not narrow the field much at TDI, and the track record proves
>that.
>
>
>	Read on:
>
>	.. INTRODUCTION
>
>	      This course provides training and experience required to
>	competently utilize air for dives
>	      up to 218 fsw / 66.4 msw that require staged
>decompression,
>	utilizing nitrox mixtures or
>	      oxygen during decompression. This course was formerly
>called
>	Technical Deep Air.
>
>	 II. COURSE OBJECTIVES
>
>	      The objective of this course is to train divers in the
>proper
>	techniques, equipment
>	      requirements, and hazards of deep air diving to a maximum
>of 218
>	fsw / 66.4 msw and
>	      utilizing nitrox mixtures or oxygen for staged
>decompression.
>
>	 III. QUALIFICATIONS OF GRADUATES
>
>	      A. Upon successful completion of this course, graduates
>may engage
>	in technical
>	      extended range diving activities without direct
>supervision so
>	long as:
>	         1. The diving activities approximate those of training
>	         2. The area of activities approximate those of training
>	         3. Environmental conditions approximate those of
>training
>	      B. Upon successful completion of this course, graduates
>are
>	qualified to enroll in:
>	         1. TDI Advanced Wreck Course
>	         2. TDI Trimix Gas Course
>	--
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>
>
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