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Re: Frost Line

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Robert,

Indeed -- this document
http://www4.ncdc.noaa.gov/ol/9712/AFI-pubreturn.pdf
reports the Air Freezing Index in Seattle to be max. 148 °F-Days@99%,
which corresponds to lowest minimum design depth.

On 10/24/07, Garner, Robert <rgarner(--nospam--at)moffattnichol.com> wrote:
>
> We used to use 12" when I was in Seattle.  I have only seen the ground
> freeze once to maybe a 1" depth when I lived there for 16 years.
>
> Bob Garner, S.E.
>
> -----Original Message-----
> From: Alexander Bausk [mailto:bauskas(--nospam--at)gmail.com]
> Sent: Wednesday, October 24, 2007 10:04 AM
> To: seaint(--nospam--at)seaint.org
> Subject: Re: Frost Line
>
> Eh, according to table 5.6 of the HUD manual, a minimal foundation
> depth for low-rise construction is 12 inches (30 cm).


-- 
Alexander Bausk
CAD manager, Structural engineer at
Nuclear Engineering&Research Lab
Dnipropetrovsk, Ukraine

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