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Date: Tue, 09 May 2000 05:48:35 -0400
From: trey@ne*.co* (Trey)
To: cmilz@Mi*.ED*
CC: cavers@cavers.com
Subject: Re: scootering / viz
We could scooter, we did so for 7500 feet to collect equipment left
there, but could not see to explore. To answer your line question, try
scooting on the line at Ginnie for instance, and see how far you can go
without stopping wech time. You may start carrying ten lights when you
try that.

Claudia Milz wrote:
> 
> Trey,
> 
> Why don't you tell more about it? If you do scooter in zero viz, why
> didn't you do the long dive last time, adding line as planned? What
> is the minimum viz to conduct a 'real' dive (scooter, cave)? A foot?
> An inch?
> What is the distinct difference between the line laid by you (or JJ)
> and the ones laid by mortals (not: morons).
> 
> Claudia
> 
> > Claudia, how about infinitely variable pitch ( which is what they do
> > have)? How about we can scooter in zero vis, and have done so for
> > distance. If you lay line off of a scooter in milking cave, you better
> > be able to scooter out of it blind - not a problem at all, if you lay
> > the line correctly to start with.
> >
> >
> > Claudia Milz wrote:
> > >
> > > Scott, et al.,
> > >
> > > What's the minimum viz for you to proceed into a cave, scootering?
> > >
> > > Do you 'use' the line at all / as reference - what max distance do
> > > you have to the line?
> > >
> > > What would you do if you had gone in scootering and although you have
> > > plenty of scooters, you have no light / silt out. Do you calculate
> > > gas for this too, since you need more to swim out?
> > >
> > > Is there a SAFE way to not only have on / off switches, but maybe 2
> > > velocities for lower viz or other purposes? It's a drag to swim those
> > > guys through a low viz region.
> > >
> > > Thanks,
> > > Claudia
> > >
> >
> >
> >
> >


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