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Date: Fri, 24 Nov 1995 08:32:00 -0500
To: Jason Rogers <gasdive@sy*.DI*.oz*.au*>, techdiver@terra.net
From: Tom Wagner <wags@pa*.co*>
Subject: Re: manifolds & hoses (was Independant Tri-mix Bailout)
Jason,

Sorry to change the subject but there are some things in your post that
I simply do not understand.


  Manifolds are just plain stupid
>in the open water environment.  They *depend* on a tight buddy system,
>and while you may be able to manage that in a nice still friendly cave,
>you *cannot* do that on an ocean dive.

I do OW wreck dives off the New Jersey coast and I use a manifold.  I can reach
all three valves with no assistance. What I do not understand is how a manifold
*depends* on a tight buddy system?  I am usually with a buddy in the water, but
I am there to take care of myself and in NO way am I dependent on my buddy, 
especially with a basic piece of equipment like a manifold.


>If you think you can climb an anchor line in a 6 knot current while
>shareing gas (even with the silly 7 foot hose!) you are *nuts*.  The
>drag on the hose *alone* would tear it out of your mouth!

Although I am not cave certified, I have been exposed to the genre through
friends who are cave divers and some cenote dives in Akumal.  I "borrowed"
the idea of using a longer hose, primarily because in a situation with 
strong current or suddenly changing seas the diver on the long hose is much
less an impediment to the other diver.  I've had to use my long hose twice,
both times with total strangers, neither time was there any problem climbing
the anchor line.  I went first and the other diver just seemed to follow
wherever
I went :), despite the fact that the second time the seas had kicked up quite a
bit and we were getting bounced all over the place.  My first question, what are
you doing diving in *6 knot* currents and second, if the divers are spaced
properly
why would the hose be torn out of your mouth?

>OW trimix is no place for the buddy system, and solo diving is
>no place for manifolds.  Make no mistake, with a manifold system
>on a solo dive, a major failure will mean you *will* die.

A major failure on independents will ensure that I will *NOT* die? I have a hard
time following that logic.

Good diving,
Tom

wags@pa*.co*             njscuba@nj*.co*          http://www.njscuba.com
	Don't curse the dark unless you are willing to light a match

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