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RE: Stucco Hail Damage - Arizona

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Samir
Do you know the number for this ICBO report?

> -----Original Message-----
> From:	Samir Ghosn [SMTP:sghosn(--nospam--at)harris-assoc.com]
> Sent:	Thursday, August 31, 2000 2:14 PM
> To:	seaint(--nospam--at)seaint.org
> Subject:	Re: Stucco Hail Damage - Arizona
> 
> 
> Roger
> This condition you explained reminds me of a case I encountered in Las
> Vegas.  It sounds like the stucco system is a proprietery type like "
> Omega
> " if my memory serves me right.  There is an ICBO report used for such
> products where it specifies a compression fit of the foam board used under
> such system to be used around opennings and there by not requiring the
> flashing as it is commonly used in regular 7/8 inch, three coat
> application.  One reason for that is the ICBO report allowed areas of nine
> inches or less of rain fall to use the compression type faom system
> instead
> of the regular sisal and building paper flashing.  However, the stucco
> thickness seems very low.  Another factor you might want to verify is the
> curing of stucco and if any water or lime was added for workability in hot
> desert climate which degrades the strength of the stucco  Hope this help
> in
> your evaluation of the stucco problem
> Samir Y. Ghosn, P.E.
> Harris & Associates,
> (949) 655-3900 xt 360
> At 12:11 PM 8/31/2000 -0400, you wrote:
> >I am looking at stucco damage on a new home and would particularly
> >like recommendations of someone in Arizona that is familiar with hail
> >damage to stucco.
> >
> >Situation:
> >
> >The home is a new stucco covered wood frame house.  The Owner
> >moved in in the middle of July and, reportedly, the stucco was
> >applied around the first of July.  A hail storm occurred after the
> >stucco was applied and painted.  The east wall of the house is riddled
> >with pock marks such as would occur if the wall was peppered with a
> >shotgun.
> >
> >Parapet Damage:  The inside (east) corner of north-south parapets has
> >the stucco removed for about 80 - 90 percent of the length of all the
> >parapets, exposing expanded metal lath.  Depth of stucco above the
> >lath was a measured 1/16-inch.  The outside corner of the east wall
> >parapet did not exhibit similar damage.  Debris on the roof appeared
> >to be stucco particles.
> >
> >Other stucco conditions:
> >
> >No control/expansion joints anywhere in the stucco.
> >
> >No flashing visible over windows with stucco curved down to
> >(decorative?) exposed wood headers over the windows.
> >
> >Cracks occurring in the stucco and indications that previous cracks
> >had been patched and/or painted.
> >
> >Any help would be appreciated.
> >
> >A. Roger Turk, P.E.(Structural)
> >Tucson, Arizona
> >
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