Tadelakt Ancient Moroccan Finishing Technique Pre-Fabricated Bale Panels Down Under How-To Frame Bale Walls Hemp Lime Walls Tributes to Our Roots
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Tadelakt Ancient Moroccan Finishing Technique Pre-Fabricated Bale Panels Down Under How-To Frame Bale Walls Hemp Lime Walls Tributes to our Roots $10.00 USD Issue #63 Spring 2014 On the cover: PUBLISHER Odisea LLC EDITOR Jeff Ruppert ISSUE LAYOUT Satomi Lander WEB HOST Sustainable Sources GRAPHICS Morninglori Graphic Design PRINTER Publication Printers Tadelakt Lime Finish by Artesano Photo by Ryan Chivers The Last Straw is a quarterly journal documenting Submission Guidelines the natural building world. It was formed in 1993 to Copy should be created using Times New Roman address the lack of public information about straw font, 11 pt, no bold, no colors, no underlining except bale construction and has grown to cover all related for web sites, and no indentations for paragraphs. topics. We are reader-supported, meaning we rely Don’t take time to reformat copy you receive from on raw stories from the field. others; we can do that here. We’ve set up some format, spelling and other rules we could share upon request. The Last Straw is produced quarterly. For subscriptions and address changes, back issue Word Count – with 30 pt heading orders, printing and distribution, promotion, • 900 words fills one page classified advertising and the calendar of events • 500 words with two photos fills one page please visit our website at thelaststraw.org. • 700 words with one photo fills one page • 1000 words with two photos fills two pages Donated articles and photographs are always and sincerely welcome on any topic relating to straw- If several photos are used in an article and captions are bale and natural building. Letters to the Editor are added to the photos, the space for text will be reduced also encouraged. Remember, your input is what accordingly. keeps TLS up-to-date, functional and relevant! We work with offerings respectfully, though we may Submission Deadlines have to edit, postpone or decline their use. The Last December 1, March 1, June 1 and September 1. Please Straw team reserves editorial responsibility for the note that the story deadlines are important to our content of the journal. production schedule. Text and photos may be sent by surface mail or electronically to the TLS editorial TLS Editorial Office office. For complete submission guidelines for articles Jeff Ruppert and photos, see our web site at thelaststraw.org. Editor PO Box 1809 Contact the editorial office for information and input Paonia CO 81428 regarding issue topics and content development, (970) 704-5828 ideas for articles and issue design and other advice, [email protected] encouragement, complaint or controversy. © The Last Straw The Last Straw is printed entirely on recycled content ISSN# 1077-997332. paper, using soy-based inks. Inside CONTENTS 5 Editor’s Note 6 DEtour: A Mere Twenty Years 8 Ontario Natural Building Coalition Holds Annual Natural Building Conference by Frank Tettemer, ONBC Director 10 THE SITUPS*: Super Insulated Tilt-Up Panel System “Into Mainstream” by HUFF ‘n’ PUFF CONSTRUCTIONS 13 Tadelakt Lime Finishes by Ryan Chivers 10 16 Tribute to Judy Knox 19 Mechanizing Straw-Clay Production by Alfred von Bachmayr Tribute to Alfred von Bachmayr by Catheirne Wanek 21 Straw Bale Building in Japan by Kyle Holzhueter 29 Framing Bale Walls: How to by Andrew Morrison 32 The growth of hemp lime as a natural building method 13 by Tom Woolley 35 Community Rebuilds - Path to Zero Waste by Stuart Jeffrey Hart 37 Book Review: Rocket Mass Heaters Third Edition 39 Classifieds Events and Human Resources on the back cover The views expressed by our authors do not necessarily represent our own. We retain the right to edit, change or refuse to print submitted content. All submissions become the property of The Last Straw. And remember, 32 safety is of the highest priority on construction projects. Editor’s Note NOW that we have two issues under our belt it is time legacy remains a powerful inspiration to all of us and it is to look forward and assess where we are going. We have an understatement to say we wouldn’t be here without her concluded a successful fund-raising campaign and are dedication and passion. increasing visitor numbers on our website, which, by the way, is very important to our mission of long-term success The other person we want to pay tribute to is Alfred (please visit the website regularly and take advantage of von Bachmayr. Alfred was an innovator, humanitarian, viewing the images you see here and more in full-size). We inspirational teacher, and an accomplished architect. I had have a solid process for publishing and content is coming in the pleasure to work with Alfred helping him engineer his to fill future issues. While it may seem minor, our biggest first pallet-truss prototypes and to visit with him in Anapra hurdle is mailing costs due to our lack of access to bulk (a colonia of Juarez, Mexico) while he worked tirelessly mailing rates. This is simply due to not having thousands of with those in need. Alfred was born on a ranch in South- subscribers, yet. Other than that, things look great for our Central Colorado that is now the large subdivision called future and TLS is here to stay! “The Baca Grande” near Crestone, known to many of us as the regional hotbed of experimental building, which is Looking forward we have some great articles, or series of somewhat ironic given it is Alfred’s birthplace. articles, we are excited to share with you. Kyle Holzhueter is continuing his look at Asian natural building by focusing We have included an article by Alfred from the past while on Japan. He will be looking at Thailand in a future issue Catherine Wanek, a past Editor of TLS, reminds us of his and will bring us a closer look at Japan as well. greater achievements. Many of you know who Andrew Morrison is from Upcoming Articles and Authors strawbale.com, the incredibly successful web resource and One of the articles in this issue focuses on hemp lime, or education portal. Andrew runs dozens of workshops around hempcrete, which is used as an infill wall system. Tom the globe each year and has committed to bringing us some Wooley makes the introduction for us and our next issue of his wisdom on a regular basis. To follow up his article will feature a more in-depth article from the authors of on permitting in the previous issue, he walks us through the upcoming book, The Hempcrete Book: Designing and his favored framing system for bale walls. You can expect building with hemp lime. to see Andrew in every issue for the foreseeable future, so if you have something you want him to cover let us know. To go along with the theme of making an introduction for And we invite you to discuss what you learn here by visiting future content, there is an article in this issue about a pre- the website and making comments and asking questions. fabricated panel wall system from Down Under. Our next We’ll do our best to have the authors answer questions, and issue will look at pre-fabricated panel systems from around if not we’ll keep the conversation rolling ourselves. the world, by various builders, comparing their systems and looking at the advantages (and disadvantages) of this Looking back on our collective history and continuing his approach to wall building. contributions in what we call the DEtour, David Eisenberg reflects on where he began with bale construction and where Finally, We have placed a survey on our website that asks we are today. To exemplify the fruits of our collective labor, the simple question, “How do you orient bales within your David uses his talents to remind us just how far we have walls?” Some folks like to place them flat while others come, and not surprisingly, how trend-setting our work can prefer them on-edge. If you are an experienced builder or be. an owner-builder with bale building experience, please take a moment and answer the four questions. We will feature Tributes the responses in the next issue, which should make for some To continue remembering where we have come from, we good reading. are paying tribute to two of the most important people to impact TLS and the natural building world. I want to wrap up by thanking you once again for your support, your interest in natural building and your feedback Judy Knox founded The Last Straw, along with her partner as we move forward. We are excited to bring you the best Matts Myrhman, back in 1993 during a period of time when stories from the field and hope to see you soon on a project. they were bouncing around the globe talking to people about straw bale construction. But it was Judy who had the idea -Jeff Ruppert of creating the publication you hold in your hands. Judy’s The Last Straw • No. 63 Spring 2014 5 DEtour A Mere Twenty Years by David Eisenberg The headline read, “First Phase of the Testing Program workshops, and by creating The Last Straw as the vehicle to Completed.” The story began, “It is exciting to know that share and spread the word and the work. It was a solid and someday soon we may be able to build load bearing straw- righteous foundation on which the straw bale revival still bale residences with the approval of local building officials.” stands. That was the cover story I wrote for The Last Straw, Volume Judy was the Champion of Champions, constantly looking 1, Number 1, Winter 1993.