Rethink Your Life!
Finance, health, lifestyle, environment, philosophy
The Work of Art and The Art of Work
Kiko Denzer on Art



[Cob] RE: Coblist Digest, Vol 2, Issue 72

Ian Marcuse dtebb at alternatives.com
Tue Aug 17 23:56:09 CDT 2004


Hi All,

I have a little cob guesthouse in Vancouver, 
Canada. Cobbing visitors are welcome to stay 
there. No charge.

Ian Marcuse
www.alternatives.com/cob-building



>    Hi!
>
>    I'm wondering who else is going to BC. What are people doing about
>    beds and overnights? Are people camping, if so where?
>
>    Also I read Dulane's request and if you still need help I don't have
>    any experience buts lots of time. I live near Olympia.
>    >From: coblist-request at deatech.com
>    >Reply-To: coblist at deatech.com
>    >To: coblist at deatech.com
>    >Subject: Coblist Digest, Vol 2, Issue 72
>    >Date: Tue, 17 Aug 2004 07:34:07 -0700
>    >
>    >Send Coblist mailing list submissions to
>    > coblist at deatech.com
>    >
>    >To subscribe or unsubscribe via the World Wide Web, visit
>    > http://www.deatech.com/mailman/listinfo/coblist
>    >or, via email, send a message with subject or body 'help' to
>    > coblist-request at deatech.com
>    >
>    >You can reach the person managing the list at
>    > coblist-owner at deatech.com
>    >
>    >When replying, please edit your Subject line so it is more specific
>    >than "Re: Contents of Coblist digest..."
>    >
>    >
>    >Today's Topics:
>    >
>    >    1. Re: anybody need free labor? (who_dat at ephytol.com)
>    >    2. Re: anybody need free labor? (Dorothy Bothne)
>    >    3. Seattle Cobbing Project (Dulane)
>    >    4. RE: anybody need free labor? (Abe Connally)
>    >    5. Re: Cobbing in  N. Seattle (Dulane)
>    >    6. Stone in cob (Brent Flaco Wilson)
>    >    7. Re: Clay&Bool- Stone in cob (dirtcheapbuilder-Charmaine
>    Taylor)
>    >    8. Re: Clay&Bool- Stone in cob (Joseph R Dupont)
>    >    9. RE: clay& bool (Mary Lou McFarland)
>    >   10. RE: Stone in cob (Amanda Peck)
>    >   11. RE: RE: Stone in cob (Bonnie Morse)
>    >   12. Re: RE: Stone in cob (otherfish)
>    >   13. Re: RE: Stone in cob (phil)
>    >
>    >
>    >---------------------------------------------------------------------
>    -
>    >
>    >Message: 1
>    >Date: Fri, 13 Aug 2004 17:31:12 -0500
>    >From: <who_dat at ephytol.com>
>    >Subject: Re: [Cob] anybody need free labor?
>    >To: <abe at abeconnally.com>, <coblist at deatech.com>
>    >Message-ID: <001d01c48185$3efd07e0$ed18fea9 at red>
>    >Content-Type: text/plain; charset="iso-8859-1"
>    >
>    >Hello all! (first post here =)
>    >
>    >Abe do you have planned dates you intend to start cobbing?  I live in
>    the
>    >Dallas area but would gladly make the drive to help and learn,
>    especially
>    >since I have yet to get my feet muddy ;)
>    >
>    >Eric
>    >
>    >
>    >----- Original Message -----
>    >From: "Abe Connally" <abe at abeconnally.com>
>    >To: <coblist at deatech.com>
>    >Sent: Friday, August 13, 2004 3:05 PM
>    >Subject: RE: [Cob] anybody need free labor?
>    >
>    >
>    > > We are building a cob house and would love some newbies to come
>    out and
>    >learn!
>    > > We are located in the Big Bend Region of Texas.
>    > >
>    > > If anyone wants to cob, we have plenty!!!
>    > >
>    > > Abe
>    > >
>    >
>    >
>    >
>    >
>    >
>    >------------------------------
>    >
>    >Message: 2
>    >Date: Fri, 13 Aug 2004 16:51:40 -0700 (PDT)
>    >From: Dorothy Bothne <dbothne54 at yahoo.com>
>    >Subject: Re: [Cob] anybody need free labor?
>    >To: coblist at deatech.com
>    >Message-ID: <20040813235140.73939.qmail at web41808.mail.yahoo.com>
>    >Content-Type: text/plain; charset=us-ascii
>    >
>    >Eric,
>    >we're a couple of hours south of you (just north of
>    >austin) and we're cobbing every weekend.  we always
>    >welcome the help too.
>    >Dorothy
>    >
>    >
>    >--- who_dat at ephytol.com wrote:
>    >
>    > > Hello all! (first post here =)
>    > >
>    > > Abe do you have planned dates you intend to start
>    > > cobbing?  I live in the
>    > > Dallas area but would gladly make the drive to help
>    > > and learn, especially
>    > > since I have yet to get my feet muddy ;)
>    > >
>    > > Eric
>    > >
>    > >
>    >
>    >
>    >
>    >__________________________________
>    >Do you Yahoo!?
>    >Yahoo! Mail - 50x more storage than other providers!
>    >http://promotions.yahoo.com/new_mail
>    >
>    >
>    >
>    >------------------------------
>    >
>    >Message: 3
>    >Date: Sat, 14 Aug 2004 10:32:26 -0700
>    >From: "Dulane" <silkworm at spiderhollow.com>
>    >Subject: [Cob] Seattle Cobbing Project
>    >To: "Cob" <coblist at deatech.com>
>    >Message-ID: <003301c48224$ab20bee0$6501a8c0 at attbi.com>
>    >Content-Type: text/plain; charset="iso-8859-1"
>    >
>    >Hello,
>    >I have a small garden project and am looking for help in the north
>    Seattle
>    >area. I will pay $10 per hour for several days work. I am hoping for
>    someone
>    >with experience. There is room here for camping if that helps.
>    >Dulane
>    >
>    >There are solutions to the major problems of our time, some of them
>    even
>    >simple. But they require a radical shift in our perceptions, our
>    thinking,
>    >and our values.
>    >
>    >
>    >
>    >
>    >------------------------------
>    >
>    >Message: 4
>    >Date: Sun, 15 Aug 2004 11:25:07 -0500
>    >From: "Abe Connally" <abe at abeconnally.com>
>    >Subject: RE: [Cob] anybody need free labor?
>    >To: <who_dat at ephytol.com>, "Coblist" <coblist at deatech.com>
>    >Message-ID: <MBBBIFEBNJKOPBJIMPHKCEAAELAA.abe at abeconnally.com>
>    >Content-Type: text/plain; charset="iso-8859-1"
>    >
>    >Eric,
>    >
>    >We are cobbing right now.  We should be cobbing through October, and
>    then we
>    >will be cobbing again in March through June of next year.  Come on
>    down anytime!
>    >We have plenty of cob!
>    >
>    >Abe
>    >
>    >-----Original Message-----
>    >From: who_dat at ephytol.com [mailto:who_dat at ephytol.com]
>    >Sent: Friday, August 13, 2004 5:31 PM
>    >To: abe at abeconnally.com; coblist at deatech.com
>    >Subject: Re: [Cob] anybody need free labor?
>    >
>    >
>    >Hello all! (first post here =)
>    >
>    >Abe do you have planned dates you intend to start cobbing?  I live in
>    the
>    >Dallas area but would gladly make the drive to help and learn,
>    especially
>    >since I have yet to get my feet muddy ;)
>    >
>    >Eric
>    >
>    >
>    >----- Original Message -----
>    >From: "Abe Connally" <abe at abeconnally.com>
>    >To: <coblist at deatech.com>
>    >Sent: Friday, August 13, 2004 3:05 PM
>    >Subject: RE: [Cob] anybody need free labor?
>    >
>    >
>    > > We are building a cob house and would love some newbies to come
>    out and
>    >learn!
>    > > We are located in the Big Bend Region of Texas.
>    > >
>    > > If anyone wants to cob, we have plenty!!!
>    > >
>    > > Abe
>    > >
>    >
>    >
>    >
>    >
>    >---
>    >
>    >Checked by AVG anti-virus system (http://www.grisoft.com).
>    >Version: 6.0.548 / Virus Database: 341 - Release Date: 12/5/2003
>    >
>    >
>    >
>    >
>    >------------------------------
>    >
>    >Message: 5
>    >Date: Sun, 15 Aug 2004 18:50:25 -0700
>    >From: "Dulane" <silkworm at spiderhollow.com>
>    >Subject: [Cob] Re: Cobbing in  N. Seattle
>    >To: "Cob" <coblist at deatech.com>
>    >Message-ID: <003801c48333$665f2a20$6501a8c0 at attbi.com>
>    >Content-Type: text/plain; charset="iso-8859-1"
>    >
>    >I've had a wonderful response to my request for help. I will respond
>    to
>    >folks right away. I probably will not need anyone else, judging by
>    the
>    >emails already received.
>    >This is a great email forum. Active and full of good tips and
>    knowledge.
>    >Thanks,
>    >Dulane
>    >
>    >There are solutions to the major problems of our time, some of them
>    even
>    >simple. But they require a radical shift in our perceptions, our
>    thinking,
>    >and our values.
>    >
>    >
>    >
>    >
>    >------------------------------
>    >
>    >Message: 6
>    >Date: Mon, 16 Aug 2004 19:41:39 +0000
>    >From: "Brent Flaco Wilson" <realm_fitness at hotmail.com>
>    >Subject: [Cob] Stone in cob
>    >To: ap615 at hotmail.com, coblist.to.theq at xoxy.net, coblist at deatech.com
>    >Message-ID: <BAY9-F30CdUxX42U53j00012fa5 at hotmail.com>
>    >Content-Type: text/plain; format=flowed
>    >
>    >Has anyone ever built a home using stones with cob as mortar?  Given
>    you
>    >have a rubble trench footing.  Also interested in "plastering a cob
>    home on
>    >the south facing sidewith stone, perhaps like veneer stones, flag
>    stones, or
>    >mayb embedding smooth flat stones gatherd from the coast.  The stones
>    will
>    >be great for insulation-radiation purposes.  I guess one could do a
>    whole
>    >room on the interior that way with stones, coral, shells, and
>    starfish for
>    >the bathroom beach effect.  I have seen cob benches in portland with
>    mosaic
>    >work so this idea of stones seems reasonable?
>    >
>    >
>    > >From: "Amanda Peck" <ap615 at hotmail.com>
>    > >To: coblist.to.theq at xoxy.net, coblist at deatech.com
>    > >Subject: RE: [Cob] Re: Cob in British Columbia
>    > >Date: Thu, 12 Aug 2004 13:31:04 -0500
>    > >
>    > >
>    > >As far as I can tell, the big thing with cob (among many other
>    styles of
>    > >building, including conventional) is moisture control.  You don't
>    want
>    > >hydraulic pressure on it--or its foundation, let alone streams of
>    water
>    > >washing down the hill onto it.  Cob tempers indoor humidity pretty
>    well,
>    > >but does it do well in the rain forest (tropical or
>    temperate)?  Ask
>    > >somebody, keep your eyes open. (how humid is the area with cob
>    houses in
>    > >New Zealand?  how do those old old old cob houses in Britain
>    do)  You could
>    > >report back.
>    > >
>    > >If you can keep moisture out/off of it, and are able to put a
>    really solid
>    > >base down, I'd think that most anything would take an earthen
>    floor.  Not
>    > >for your second story condo, especially if it was the one in
>    Nashville TN
>    > >that was rumored to sway before the brick facing was put up.
>    > >
>    > >Actually, maybe not for second stories period.  I'm not planning
>    it.
>    > >
>    > >............
>    > >Patrick and Chris wrote:
>    > >
>    > >----------
>    > >Thanks to all (especially Ian for the enjoyable phone
>    conversation!) for
>    > >the links, information, and inspiration.
>    > >
>    > >We're packing to head up into BC shortly, so will be in pondering
>    mode for
>    > >a bit. A couple of things I'll be pondering (and would welcome
>    comment
>    > >upon).
>    > >- Earthen floors for thermal mass in a more conventional structure
>    > >- Covering strawbales with cob (does the cob share the
>    load-bearing?)
>    > >- Has anyone ever considered interior walls of cob in a
>    conventional
>    > >structure (if cob is not feasible wherever we end up)?
>    > >
>    > >I imagine we'll be in brainstorming mode for some time. Thanks for
>    your
>    > >help and thoughts - this list is fascinating!
>    > >
>    > >Cheers!
>    > >  - Patrick & Chris
>    > >_______________________________________________
>    > >Coblist mailing list
>    > >Coblist at deatech.com
>    > >http://www.deatech.com/mailman/listinfo/coblist
>    > >
>    > >_________________________________________________________________
>    > >Dont just search. Find. Check out the new MSN Search!
>    > >http://search.msn.click-url.com/go/onm00200636ave/direct/01/
>    > >
>    > >
>    > >_______________________________________________
>    > >Coblist mailing list
>    > >Coblist at deatech.com
>    > >http://www.deatech.com/mailman/listinfo/coblist
>    >
>    >_________________________________________________________________
>    >On the road to retirement? Check out MSN Life Events for advice on
>    how to
>    >get there! http://lifeevents.msn.com/category.aspx?cid=Retirement
>    >
>    >
>    >
>    >
>    >------------------------------
>    >
>    >Message: 7
>    >Date: Mon, 16 Aug 2004 13:03:54 -0700
>    >From: dirtcheapbuilder-Charmaine Taylor <tms at northcoast.com>
>    >Subject: Re: [Cob] Clay&Bool- Stone in cob
>    >To: "Brent Flaco Wilson" <realm_fitness at hotmail.com>
>    >Cc: coblist at deatech.com, coblist.to.theq at xoxy.net
>    >Message-ID: <66CC2C82-EFBF-11D8-8EBB-000D93C26BB0 at northcoast.com>
>    >Content-Type: text/plain; charset=US-ASCII; format=flowed
>    >
>    >This is an  old Scottish  method called "Clay & Bool"  where stones
>    are
>    >embedded in a clay-cob mix.
>    >It will be very very rustic, and there may be air gaps after some
>    >shrinkage...but you could try it.
>    >
>    >below is an image of a riverstone and clay wall done in 1800's in
>    >Placerville CA..it is now a trendy art cafe', and they put in a brick
>    >surround, with an entry door.
>    >
>    >I can srcatch the clay out with a fingernail but it is very durable
>    as
>    >evidenced by it's current use the temp is very comfortable inside,
>    >cool, whern it is 105 deg, outside..
>    >
>    >http://www.northcoast.com/~tms/PLACER~1.JPG
>    >
>    > >    Charmaine Taylor Publishing    books at dirtcheapbuilder.com
>    >PO Box 375 Cutten CA  95534 USA  -- 707-441-1632
>    >www.dirtcheapbuilder.com  &  www.papercrete.com
>    >NEW!  dirtcheapbuilder CD Info- 4,000+ Pdf pages- $7.
>    >
>    >
>    >On Aug 16, 2004, at 12:41 PM, Brent Flaco Wilson wrote:
>    >
>    > > Has anyone ever built a home using stones with cob as
>    mortar?  Given
>    > > you have a rubble trench footing.  Also interested in "plastering
>    a
>    > > cob home on the south facing sidewith stone, perhaps like veneer
>    > > stones, flag stones, or mayb embedding smooth flat stones gatherd
>    from
>    > > the coast.  The stones will be great for insulation-radiation
>    > > purposes.  I guess one could do a whole room on the interior that
>    way
>    > > with stones, coral, shells, and starfish for the bathroom beach
>    > > effect.  I have seen cob benches in portland with mosaic work so
>    this
>    > > idea of stones seems reasonable?
>    > >
>    >
>    >
>    >
>    >
>    >------------------------------
>    >
>    >Message: 8
>    >Date: Mon, 16 Aug 2004 16:09:47 -0400
>    >From: Joseph R Dupont <joedupont at juno.com>
>    >Subject: Re: [Cob] Clay&Bool- Stone in cob
>    >To: tms at northcoast.com
>    >Cc: realm_fitness at hotmail.com, coblist at deatech.com,
>    > coblist.to.theq at xoxy.net
>    >Message-ID: <20040816.160956.-1991625.8.joedupont at juno.com>
>    >Content-Type: text/plain; charset=us-ascii
>    >
>    >has anyone mixed in paperpulp to COB as a reinforcer?
>    >On Mon, 16 Aug 2004 13:03:54 -0700 dirtcheapbuilder-Charmaine Taylor
>    ><tms at northcoast.com> writes:
>    > > This is an  old Scottish  method called "Clay & Bool"  where
>    stones
>    > > are
>    > > embedded in a clay-cob mix.
>    > > It will be very very rustic, and there may be air gaps after some
>    > > shrinkage...but you could try it.
>    > >
>    > > below is an image of a riverstone and clay wall done in 1800's in
>    > > Placerville CA..it is now a trendy art cafe', and they put in a
>    > > brick
>    > > surround, with an entry door.
>    > >
>    > > I can srcatch the clay out with a fingernail but it is very
>    durable
>    > > as
>    > > evidenced by it's current use the temp is very comfortable inside,
>    > > cool, whern it is 105 deg, outside..
>    > >
>    > > http://www.northcoast.com/~tms/PLACER~1.JPG
>    > >
>    > > >    Charmaine Taylor Publishing    books at dirtcheapbuilder.com
>    > > PO Box 375 Cutten CA  95534 USA  -- 707-441-1632
>    > > www.dirtcheapbuilder.com  &  www.papercrete.com
>    > > NEW!  dirtcheapbuilder CD Info- 4,000+ Pdf pages- $7.
>    > >
>    > >
>    > > On Aug 16, 2004, at 12:41 PM, Brent Flaco Wilson wrote:
>    > >
>    > > > Has anyone ever built a home using stones with cob as mortar?
>    > > Given
>    > > > you have a rubble trench footing.  Also interested in
>    "plastering
>    > > a
>    > > > cob home on the south facing sidewith stone, perhaps like veneer
>    > > > stones, flag stones, or mayb embedding smooth flat stones
>    gatherd
>    > > from
>    > > > the coast.  The stones will be great for insulation-radiation
>    > > > purposes.  I guess one could do a whole room on the interior
>    that
>    > > way
>    > > > with stones, coral, shells, and starfish for the bathroom beach
>    > > > effect.  I have seen cob benches in portland with mosaic work so
>    > > this
>    > > > idea of stones seems reasonable?
>    > > >
>    > >
>    > >
>    > > _______________________________________________
>    > > Coblist mailing list
>    > > Coblist at deatech.com
>    > > http://www.deatech.com/mailman/listinfo/coblist
>    > >
>    > >
>    >
>    >
>    >
>    >------------------------------
>    >
>    >Message: 9
>    >Date: Mon, 16 Aug 2004 16:03:14 -0500
>    >From: "Mary Lou McFarland" <louiethefifth at hotmail.com>
>    >Subject: [Cob] RE: clay& bool
>    >To: Coblist at deatech.com
>    >Message-ID: <BAY18-F10mIz0ucTxhH00041f48 at hotmail.com>
>    >Content-Type: text/plain; format=flowed
>    >
>    >When using this method ,is there any effort to plaster over the
>    mortar area?
>    >or with so little cob showing is any protection redundent?  IAre the
>    stones
>    >embedded during construction or is this added later as a siding?  In
>    the
>    >area where the building sits ( from your attachment) is the
>    weather  severe
>    >with driving winds and rain or is it just a temporate climate?
>    >
>    >_________________________________________________________________
>    >Express yourself instantly with MSN Messenger! Download today - it's
>    FREE!
>    >http://messenger.msn.click-url.com/go/onm00200471ave/direct/01/
>    >
>    >
>    >
>    >
>    >------------------------------
>    >
>    >Message: 10
>    >Date: Mon, 16 Aug 2004 17:26:48 -0500
>    >From: "Amanda Peck" <ap615 at hotmail.com>
>    >Subject: [Cob] RE: Stone in cob
>    >To: coblist at deatech.com
>    >Message-ID: <BAY8-F19Anv2Ew2wDeW000070af at hotmail.com>
>    >Content-Type: text/plain; format=flowed
>    >
>    >
>    >Probably.
>    >
>    >For sure Rob Roy and Ianto Evans did some cordwood masonry with cob
>    as
>    >mortar.
>    >
>    >A propos of not a whole lot, I've been reading a mystery story
>    involving an
>    >earthquake.  Author gives lots of information about earthquakes.  Her
>    point
>    >is that the sizes and shapes of particles in mortar are what is
>    important,
>    >not all the same, and for sure not all rounded.  (Sarah Andrews,
>    Fault Line)
>    >..................
>    >Brent Flaco Wilson writes:
>    >
>    >Has anyone ever built a home using stones with cob as mortar?  Given
>    you
>    >have a rubble trench footing.  Also interested in "plastering a cob
>    home on
>    >the south facing sidewith stone, perhaps like veneer stones, flag
>    stones, or
>    >mayb embedding smooth flat stones gatherd from the coast.  The stones
>    will
>    >be great for insulation-radiation purposes.  I guess one could do a
>    whole
>    >room on the interior that way with stones, coral, shells, and
>    starfish for
>    >the bathroom beach effect.  I have seen cob benches in portland with
>    mosaic
>    >work so this idea of stones seems reasonable?
>    >
>    >_________________________________________________________________
>    >On the road to retirement? Check out MSN Life Events for advice on
>    how to
>    >get there! http://lifeevents.msn.com/category.aspx?cid=Retirement
>    >
>    >
>    >
>    >
>    >------------------------------
>    >
>    >Message: 11
>    >Date: Mon, 16 Aug 2004 15:51:59 -0700
>    >From: "Bonnie Morse" <bonnie.morse at content-mgmt.com>
>    >Subject: RE: [Cob] RE: Stone in cob
>    >To: <coblist at deatech.com>
>    >Message-ID:
>    > <NOEJLLELMNNFELDCMLHKCEHCCGAA.bonnie.morse at content-mgmt.com>
>    >Content-Type: text/plain; charset="iso-8859-1"
>    >
>    >My old Materials Science book from college said that gravel with
>    sharp edges
>    >makes stronger concrete than gravel with smooth edges.  I guess the
>    same
>    >would apply to sand particles in mortar or cob.
>    >
>    >Bonnie in OR
>    >
>    >-----Original Message-----
>    >From: coblist-bounces at deatech.com
>    [mailto:coblist-bounces at deatech.com]On
>    >Behalf Of Amanda Peck
>    >
>    ><snipped>
>    >
>    >A propos of not a whole lot, I've been reading a mystery story
>    involving an
>    >earthquake.  Author gives lots of information about earthquakes.  Her
>    point
>    >is that the sizes and shapes of particles in mortar are what is
>    important,
>    >not all the same, and for sure not all rounded.  (Sarah Andrews,
>    Fault Line)
>    >
>    >
>    >
>    >
>    >------------------------------
>    >
>    >Message: 12
>    >Date: Mon, 16 Aug 2004 17:20:41 -0700
>    >From: otherfish <otherfish at comcast.net>
>    >Subject: Re: [Cob] RE: Stone in cob
>    >To: Bonnie Morse <bonnie.morse at content-mgmt.com>,
>    > <coblist at deatech.com>
>    >Message-ID: <BD469D68.552C%otherfish at comcast.net>
>    >Content-Type: text/plain; charset="US-ASCII"
>    >
>    >Cob gets it's strength from being built massivly as COB, not
>    something else.
>    >Cob bonds well with cob, but poorly with other materials.  Cob as
>    mortar
>    >will do little more than simply fill the spaces between whatever you
>    are
>    >mortating.  The compressice strength of cob is low comparred to
>    cordwood or
>    >stone.  Using cob as a mortar in a stone or cordwood construction
>    will make
>    >the mortar the weakest link in the wall system.
>    >Not something I'd do.
>    >If you want a mortar that doesn't use portland cement, go for lime
>    sand
>    >mortar.  It haS a long history of successful use as mortar.
>    >
>    >john fordice
>    >
>    >
>    >on 8/16/04 3:51 PM, Bonnie Morse at bonnie.morse at content-mgmt.com
>    wrote:
>    >
>    > > My old Materials Science book from college said that gravel with
>    sharp edges
>    > > makes stronger concrete than gravel with smooth edges.  I guess
>    the same
>    > > would apply to sand particles in mortar or cob.
>    > >
>    > > Bonnie in OR
>    > >
>    > > -----Original Message-----
>    > > From: coblist-bounces at deatech.com
>    [mailto:coblist-bounces at deatech.com]On
>    > > Behalf Of Amanda Peck
>    > >
>    > > <snipped>
>    > >
>    > > A propos of not a whole lot, I've been reading a mystery story
>    involving an
>    > > earthquake.  Author gives lots of information about
>    earthquakes.  Her point
>    > > is that the sizes and shapes of particles in mortar are what is
>    important,
>    > > not all the same, and for sure not all rounded.  (Sarah Andrews,
>    Fault Line)
>    > >
>    > >
>    > > _______________________________________________
>    > > Coblist mailing list
>    > > Coblist at deatech.com
>    > > http://www.deatech.com/mailman/listinfo/coblist
>    >
>    >
>    >
>    >
>    >------------------------------
>    >
>    >Message: 13
>    >Date: Tue, 17 Aug 2004 10:32:59 -0400 (EDT)
>    >From: "phil" <phawn1 at excite.com>
>    >Subject: Re: [Cob] RE: Stone in cob
>    >To: otherfish at comcast.net, bonnie.morse at content-mgmt.com,
>    > coblist at deatech.com
>    >Message-ID: <20040817143259.66C3F3DF3 at xprdmailfe12.nwk.excite.com>
>    >Content-Type: text/plain; charset="us-ascii"
>    >
>    >
>    >
>    >We are currently working on a cob-cordwood home here in NC. We have
>    added about 5% lime to the cob for extra strength and short of taking
>    a sledge hammer to the wall (I dare anyone to do that to their home)
>    it has bonded well witht he wood. VERY hard and quick setting as a
>    mortar. We also haven't had a lot of shrinkage. Time will tell as to
>    durabilty.
>    >
>    >Phil Hawn, President
>    >The North Carolina Natural Building Coalition
>    >http://naturalbuilder.org
>    >cob, strawbale, cordwood and other sustainable earthbuilding
>    techniques
>    >
>    >  --- On Mon 08/16, otherfish < otherfish at comcast.net > wrote:
>    >From: otherfish [mailto: otherfish at comcast.net]
>    >To: bonnie.morse at content-mgmt.com, coblist at deatech.com
>    >Date: Mon, 16 Aug 2004 17:20:41 -0700
>    >Subject: Re: [Cob] RE: Stone in cob
>    >
>    >Cob gets it's strength from being built massivly as COB, not
>    something else.<br>Cob bonds well with cob, but poorly with other
>    materials.  Cob as mortar<br>will do little more than simply fill the
>    spaces between whatever you are<br>mortating.  The compressice
>    strength of cob is low comparred to cordwood or<br>stone.  Using cob
>    as a mortar in a stone or cordwood construction will make<br>the
>    mortar the weakest link in the wall system.<br>Not something I'd
>    do.<br>If you want a mortar that doesn't use portland cement, go for
>    lime sand<br>mortar.  It haS a long history of successful use as
>    mortar.<br><br>john fordice<br><br><br>on 8/16/04 3:51 PM, Bonnie
>    Morse at bonnie.morse at content-mgmt.com wrote:<br><br>> My old
>    Materials Science book from college said that gravel with sharp
>    edges<br>> makes stronger concrete than gravel with smooth edges.  I
>    guess the same<br>> would apply to sand particles in mortar or
>    cob.<br>> <br>> Bonnie in OR<br>> <br>> -----Original
>    Message-----<br>> From: coblist-bounces at deatech.com
>    [mailto:coblist-bounces at deatech.com]On<br>> Behalf Of Amanda Peck<br>>
>    <br>> <snipped><br>> <br>> A propos of not a whole lot, I've been
>    reading a mystery story involving an<br>> earthquake.  Author gives
>    lots of information about earthquakes.  Her point<br>> is that the
>    sizes and shapes of particles in mortar are what is important,<br>>
>    not all the same, and for sure not all rounded.  (Sarah Andrews, Fault
>    Line)<br>> <br>> <br>>
>    _______________________________________________<br>> Coblist mailing
>    list<br>> Coblist at deatech.com<br>>
>    http://www.deatech.com/mailman/listinfo/coblist<br><br><br>___________
>    ____________________________________<br>Coblist mailing
>    list<br>Coblist at deatech.com<br>http://www.deatech.com/mailman/listinfo
>    /coblist<br>
>    >
>    >_______________________________________________
>    >Join Excite! - http://www.excite.com
>    >The most personalized portal on the Web!
>    >
>    >
>    >
>    >------------------------------
>    >
>    >_______________________________________________
>    >Coblist mailing list
>    >Coblist at deatech.com
>    >http://www.deatech.com/mailman/listinfo/coblist
>    >
>    >
>    >End of Coblist Digest, Vol 2, Issue 72
>    >**************************************
>      _________________________________________________________________
>
>    Visita MSN Latino Noticias: Todo lo que pasa en el mundo y en tu paín,
>    ¡en tu idioma! [1]Clic aquí
>
>References
>
>    1. http://g.msn.com/8HMAESUS/2755??PS=47575
>_______________________________________________
>Coblist mailing list
>Coblist at deatech.com
>http://www.deatech.com/mailman/listinfo/coblist