[Cob] strawbale, geodesic domes, and igloos

[GlobalCirclenet]

Which raises the inevitable question: how on earth would you keep moisture
out of the strawbales when you plaster it with cob inside and out?  

paul at largocreekfarms.com
http://medicinehill.net
*********** REPLY SEPARATOR  ***********

On 7/22/2004 at 7:09 AM Shannon C. Dealy wrote:

>On Thu, 22 Jul 2004, Jonathan Walther wrote:
>
>[snip]
>> People should leave the invective out, but I have been wondering for a
>> long time about how straw bale compares to cob.
>
>There isn't that much to a comparison:
>
>   Strawbale is: faster to build with, much better insulation,
>                 provides moderate thermal mass, structurally weaker, and
>                 has settling issues that must be dealt with.
>
>   Cob is:       stronger, more sculptural, provides great thermal
>                 mass, slower to build with, and very poor insulation,
>
>[snip]
>> are we so invested in cob that straw bale can't be considered?
>
>Frankly, yes we are.  This is the cob list, there is a strawbale list for
>those who want to discuss strawbale.  It is however permissible to discuss
>building combined cob/strawbale buildings on this list, but strawbale
>specific questions should be addressed to the strawbale list whose
>location I posted in my last message.
>
>[snip]
>> Actually, I have been wondering if igloo style roofing couldn't be done
>> with straw bale.  Cut the straw bales to the right size and shape, and
>> stack them up in a spiral to form a dome roof.  Great insulation.  Any
>> thoughts?
>
>This would be better addressed to the strawbale list, because it is not
>about cob, and because you are far more likely to find people who might
>have tried something like this on that list rather than this one.
>
>
>
>Shannon C. Dealy      |               DeaTech Research Inc.
>dealy at deatech.com     |          - Custom Software Development -
>                      |    Embedded Systems, Real-time, Device Drivers
>Phone: (800) 467-5820 | Networking, Scientific & Engineering Applications
>   or: (541) 929-4089 |                  www.deatech.com
>
>
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