autox
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RE: PSI Questions

To: Brian Naumann <brn6604@mail.geocities.com>, autox@autox.team.net
Subject: RE: PSI Questions
From: Kevin Stevens <Kevin_Stevens@Bigfoot.com>
Date: Mon, 12 Apr 1999 21:23:07 -0700
Please paddock at least 1/4 mile away from me and I have no problem with
it...

KeS

> -----Original Message-----
> From: owner-autox@autox.team.net [mailto:owner-autox@autox.team.net]On
> Behalf Of Brian Naumann
> Sent: Monday, April 12, 1999 17:30
> To: autox@autox.team.net
> Subject: RE: PSI Questions
>
>
> > I'm not especially keen on gas station air
> > compressors, since most of the ones around here either
> > don't have dryers in the air lines or never bother
> > emptying the water out of them (you do _not_ want any
> > moisture of any kind in your tire air).  I have a
> > generic air bottle that I fill at my tire dealer or
> > the event site, which is generally dry and yields
> > consistent pressures.  I only see about 2 psi increase
> > at autocrosses.
>
> This leads into a question I've been meaning to ask for some time:
>
> What do safety policies at autox events/race tracks say about high
> pressure gas cylinders?  Basically, I have an opportunity to use
> small 2200 psig cylinders intended for portable medical oxygen use or
> helium ballon filling, and some 0-45 psig regulators that are
> intended for use with these cylinders for helium balloon filling.  It
> is simple to slap a hose and air chuck on them and fill them with dry
> nitrogen.  They have a DOT stamp on them (though I'm not sure exactly
> what it means) and I'm sure the people that use them (for medical
> reasons or for parties) carry them in their cars regularily.  As part
> of my job I have performed drop tests, etc. on this combo and am
> pretty sure it is quite safe.  The size I have access to at the
> present (medical "E" size, if that means anything to you), would have
> a capacity about 5 times that of my 5-gal portable air tank filled to
> its max 125 psig.
>
> Are there any current rules about this?  How do people feel about
> this?  Have any related accidents set a precedent?
>
> Brian Naumann
> brn6604@geocities.com
>
>
>
>
>


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