[Strawbale] Planning a home of BigBales 2011 in Estonia
dave at howorth....uk
Sun Feb 27 22:28:31 CET 2011
On Sun, 2011-02-27 at 11:26 +0100, forum at lamaisonenpaille... wrote:
> Hello Dave,
> Have you read Buce King's book?
Yes, and quite a few others :)
> It is easy to proove that plaster plays an important structural role in
> plastered bale walls: plaster a bale on 2 sides and (once the plaster is
> dry) push with your hands on the bale. Push with the other hand on a non
> plastered bale. The difference in stiffness of the bale your hands will
> expérience results from the resistance added by the (rigid) plaster.
> Even an important gap between plaster and the roof bearing assembly
> would not take away this phenomena.
But again, that's an unloaded bale where the load is applied afterwards,
which is not the usual built case. I absolutely agree that the plaster
makes the structure a lot stiffer, and increases the ultimate
load-bearing strength. I'm just not convinced that the plaster skins
take all the load. I wonder if anybody has actually ever measured this?
> So if we agree that plaster plays an important structural role we can
> debate wether one wants to use this strengh for live and/or dead loads.
> If possible, I would like the straw to be able to resist to all the
> normal loads (dead and live) and have the plaster as a safety margin for
> when mother nature throws that amazing storm/snowload/earthquake at your
I think we seem to be agreeing, yes, and I agree with your desire.
> After having seen a presentation from a Peter Braun (a Swiss engineer)
> on the Big bale buildings he designs I have come to no longer think of
> loadbearing big bale building as something simple. He often expérienced
> differences in settlement during the build and he came up with different
> ways of counterbalancing them. True, he seems to me to like the
> challange of making complicated buildings...
> Me, I prefer simple buildings.
I'm not familiar with his work. Do you have any links?
> I also think it is great that not all people are like me...
I'll second that. The world would be a dreadful place if it was full of
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