The oldtimers probably all agree: the salt is never the same (year to year,
morning to afternoon, day to day). Dave the Hayseed
----- Original Message -----
From: "Russel Mack" <rtmack@concentric.net>
To: "gary baker" <lsr350@hotmail.com>; "Marge and/or Dave Thomssen"
<mdthom@radiks.net>; "list" <land-speed@autox.team.net>
Sent: Saturday, September 14, 2002 10:31 PM
Subject: RE: GT40 spinner
> Gary:
> Your description of the salt at Bonneville seems to me appropriate for the
> salt I saw there last year-- and all the problems you ascribe to such salt
> seem to me accurate for that time. Since it was my first time to
> Bonneville, I assumed that "that's how the salt is at Bonneville-- and
it's
> a big impediment to going fast, so it is the first thing I want to learn
to
> deal with."
>
> But this year at SpeedWeek, the salt was completely different. It seemed
to
> me more like the salt you descrine for Lake Gairdner-- hard and relatively
> dry, with little "loose stuff". It didn't rut-up like it did last year,
and
> nobody seemed to be throwing nearly as much "roost". I was really
> surprised. The old-timers just explain: "well, the salt isn't always the
> same".
> Russ
>
> -----Original Message-----
> From: owner-land-speed@autox.team.net
> [mailto:owner-land-speed@autox.team.net]On Behalf Of gary baker
> Sent: Saturday, September 14, 2002 6:54 PM
> To: Marge and/or Dave Thomssen; list
> Subject: Re: GT40 spinner
>
>
> Righto
> Here's a question that's been bugging me ,from many pictures I have seen
of
> the Bonneville flats when you guys are racing there is a very large build
up
> of salt on the tyres of static vehicles so therefore I'm assuming that
your
> salt is soft / wet / large layer of loose powder or all of these you
also
> speak of ruts and the salt being churned up but from my limited
experience
> of the salt over here ( lake Gairdner ) the tyres pick up very small
amounts
> of salt , the rooster tails ! behind vehicles at speed is very small not
> even
> noticeable of speeds under 200 mph the salt is generally like concrete
never
> any ruts caused by racing vehicles (those of you who have been racing
over
> here please comment) do the reasons re narrow vs wide tyres hold true
under
> these different conditions ?
> Gary
>
> ----- Original Message -----
> From: Marge and/or Dave Thomssen
> Sent: Saturday, 14 September 2002 11:33 PM
> To: Land-speed Racers
> Subject: Fw: GT40 spinner
>
> As an old salt guy (not an old dirt track guy) the point of the loose wet
> salt layer on top of hard salt is RIGHT ON. That's one of the reasons we
> see ruts. The slurry of water and salt is far to viscous and dense for
> normal rain tires to move out of the way, while a narrow treadless tire
has
> more "squish". Bonneville tire builders such as Firestone figured this
out
> a long time ago.
> Dave the HayseedGet more from the Web. FREE MSN Explorer download :
> http://explorer.msn.com
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