[Cob] embedded posts

[Shody Ryon]

I am not a cob builder, but I do not follow the design, and I would like to. Is the center log installed vertically, as a center post? Are the radiating logs horizontal with the 2x12 floor joists or rafters?
Is the cob going to be built on the ground?
Shody

--- On Wed, 7/29/09, uli hamann <uli.hamann at gmail.com> wrote:

> From: uli hamann <uli.hamann at gmail.com>
> Subject: [Cob] embedded posts
> To: Coblist at deatech.com
> Date: Wednesday, July 29, 2009, 3:34 AM
> hi everyone, i am building a 35ft
> circular cob house (near bellingham wa).
> foundation is in 12 logs radiating out from a cedar center
> log,there is a
> 6x6 on the foundation postbased into concrete under each
> log and fastened on
> the top with 4inch wide metal strapping around log and unto
> 6x6(for
> uplift--this being eathquake country and all). got
> 2x12rafters across top on
> 12 inch centers,2 layers of 3/4 plywood for 1 1/2 total
> screwed down(anal
> german builder) am about to install reinforced 60mil epdm
> shortly. here's my
> question though.i haven't started cobbing yet but my plan
> is to leave the
> posts on the foundation and cob them right in. has anyone
> done that? i'm
> planning on 24inch walls tapering to 18 inches.will that
> cause a perceptible
> weakness. thinking of drilling in wooden or bamboo dowels
> into the posts to
> hopefully integrate them. anyone have any thoughts on
> this?     uli
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