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RE: What Exposure to use?

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If you can remember how to spell Ypsilanti then your memory can't be all
that bad:o)
Dennis

> -----Original Message-----
> From: Scott Maxwell [mailto:smaxwell(--nospam--at)engin.umich.edu]
> Sent: Tuesday, June 12, 2001 9:16 PM
> To: seaint(--nospam--at)seaint.org
> Subject: RE: What Exposure to use?
>
>
> Dennis,
>
> I vaguely remember hear someone say that wind over water can get "rolling"
> a little better because the water can act as a more "lubricated" surface
> for that wind as opposed a flat piece of land.
>
> Of course, I could be "full of it" since my memory is not what it used to
> be.
>
> Scott Maxwell
> Ypsilanti, MI
>
>
> On Tue, 12 Jun 2001, Structuralist wrote:
>
> > Thank all,
> > This is where I started to read more into the code than was
> written. For my
> > own edification, why is there a likelihood of greater wind
> exposure over a
> > body of water for say a mile than in the middle of a desert for the same
> > distance. I suppose this is what I did not understand. In most
> case we use
> > Exposure C in areas where there are homes  - even farm homes in
> surrounding
> > areas where I can see that we take into consideration trees, houses and
> > other structures that can block a gust of wind.
> > However, here in the low desert it is very likely to have one
> building and
> > nothing taller than a rock for a mile or more. Although I read
> the code for
> > what it said, I wondered if the interpretation was such that
> only a body of
> > water is considered unobstructed by anything that might act to reduce or
> > deflect the wind from a structure. If this is true, why would
> it not be true
> > in an open area such as might be found in the Dakota's, or the
> Panhandle and
> > deserts known as "Dust Bowls".
> > I hope you see my point - it's simply one of learning.
> >
> > Dennis
> >
> > > -----Original Message-----
> > > From: Bill Polhemus [mailto:bill(--nospam--at)polhemus.cc]
> > > Sent: Tuesday, June 12, 2001 3:32 PM
> > > To: seaint(--nospam--at)seaint.org
> > > Subject: RE: What Exposure to use?
> > >
> > >
> > > Dennis, Exposure D is ONLY for locations directly
> > > adjacent--within a couple
> > > hundred yards or so--of an ocean shoreline.
> > >
> > > William L. Polhemus, Jr., P.E.
> > > Polhemus Engineering Company
> > > Katy, Texas
> > > Phone 281-492-2251
> > > Fax 281-492-8203
> > >
> > >
> > > > -----Original Message-----
> > > > From: Structuralist [mailto:dennis.wish(--nospam--at)gte.net]
> > > > Sent: Tuesday, June 12, 2001 4:54 PM
> > > > To: SEAINT Listservice
> > > > Subject: What Exposure to use?
> > > >
> > > > There is quite a difference between Exposure C and D which has
> > > me worried.
> > >
> > >
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