[GSBN] Prefab hoe-down

[John Swearingen]

Ok, Jenna and I have begun brainstorming for 'fab table discussion' and are
in contact with Hollywood producers for a video production--get ready to
rock the bale!

On Wed, Feb 24, 2016 at 5:19 PM Derek Stearns Roff <derek at unm.edu> wrote:

> I, too, would be thrilled to see video of the round table on prefab
> options.
>
> And to add to Chris’s comments, I’d like to emphasize that a true crane is
> unlikely to be needed on single story residential projects.  A boom truck,
> as Chris mentions, a high-lift forklift, a backhoe, and other cheap-to-rent
> kinds of construction equipment may all be sufficient to lift and place the
> plastered strawbale panels, especially on level sites.
>
> Derek
>
> Derek Roff
> derek at unm.edu
>
>
>
>
> On Feb 24, 2016, at 2:18 PM, Lars Keller <larskeller at gmail.com> wrote:
>
> Hi Chris,
> Thank you for sharing this.
> This sounds very interesting.
> I will not be sttending the CASBA, but maybe an eventual prefab summit
> could be videotaped ?
> Lars
>
> Den onsdag den 24. februar 2016 skrev Chris Magwood <
> chris at endeavourcentre.org>:
>
>> Hi John,
>>
>> We've approached building panels in every conceivable way... on-site
>> tilt-up plastered horizontal, on-site tilt-up plastered vertical; built
>> off-site unplastered, built off-site preplastered; built off-site with
>> mag-board finish; and currently we're working on built off site system with
>> no plaster, using wood fiber board sheathing on both sides. We've framed
>> them with lumber, with Durisol sheets, with TJIs, with Tectum... I feel
>> like there aren't very many versions we haven't built with. In total, we've
>> been involved with about 35 prefab bale buildings now.
>>
>> I made the tilt-up suggestion for the fire victims because we have found
>> that to be the fastest and least expensive approach (by far), and so for
>> bringing the most affordable form of straw bale construction to people, I
>> think this can't be beat, whether it's done by a professional crew or the
>> home owners, or some hybrid of the two. I'm sure this could be adapted to
>> California requirements (do the interior coat of plaster horizontal, stand
>> the panels up and apply full mesh wrap to the exterior and plaster
>> vertical?). Built on site in tilt-up form, the walls can also be built as
>> continuous panels between door and window openings, so there needn't be
>> seams other than the openings. This is one advantage of this approach...
>> the panels don't have to be sized for transportation or handling.
>>
>> However the prefabrication is done, we have found that it beat site bale
>> construction times and costs hands down. We use the tilt up version when
>> cost is the driving factor and when the off-site shop space isn't available
>> or affordable. A reasonably sized one story house can be panelized in this
>> form in two to three days, fully plastered, so it's not much of slow-down
>> for the construction timeline. However, there are lots of advantages to
>> building off site in advance... We have found that two people and a boom
>> truck or small crane can install the pre-plastered panels so quickly that
>> the cost for the equipment is negligible or less than having more bodies on
>> site. Essentially, we've found that there's a prefab strategy for every
>> scenario!
>>
>> It would be amazing to have a prefab summit at the CASBA meeting. We've
>> done so much work we'd be glad to share with everybody.
>>
>> Chris
>>
>> --
>> Chris Magwood
>> Director, Endeavour Centre
>> www.endeavourcentre.org
>>
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>
>
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