Lintels, windows and door installations Roofs, arches and domes Exterior and interior plasters. With dedicated sections on costs, making your own specialized tools, and building code considerations, as well as a complete resources guide, Earthbag Building is the long-awaited, definitive guide to this uniquely pleasing construction style. About the Authors Kaki Hunter is an award-winning actress who has been involved in the construction industry for the last 20 years, specializing in affordable, low-tech, low-impact building methods that are as natural as possible. Together with her partner Doni Kiffmeyer, she co-developed over the last nine years the "Flexible Form Rammed Earth Technique" of building affordably with earthbags and has taught the subject and contributed her expertise to several books on natural building. Donald Kiffmeyer is a trained fireman who has been involved in the construction industry for the last 20 years, specializing in affordable, low-tech, low-impact building methods that are as natural as possible. Together with his partner Kaki Hunter, he co-developed over the last nine years the "Flexible Form Rammed Earth Technique" of building affordably with earthbags and has taught the subject and contributed his expertise to several books on natural building.
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Owen Geiger of Earthbag home suggest natural porous bags hemp, jute, flax or linen filled with dirt, stone powder and sodium carbonate or lime or numerous other cement capable wastes. After you lay a course of bags, sprinkle the layer with water, and after drying you will have a cement layer. Read more here: earthbaghome.
In a rainy locale, rocks are placed under the earthbags for drainage. The time consuming part, filling the bags. The bags are filled in place on the wall. The CalEarth site says that three reasonably-fit persons can lay linear ft of bag per day. Arquitectura en Equilibrio, Colombia. Tamping is a necessary step. Initially a trench is dug and then filled with gravel, cement or a sunken layer of bags. This technique makes nice benches as well. Iranian born architect, Nader Khalili developed the long-bag Superadobe prototype in California.
In he founded the California Institute of Earth Art and Architecture Cal-Earth , a non-profit research and educational organization. Cal Earth — Emergency Shelters. Defining the layers of your earthbag home is one of many ways to add a personal touch.
A great example of combining need with sustainability. They are flood and fire resistant as well. A double eco-dome can be built bagged in 10 weeks. The textured walls accentuate the shape of this building by contrasting the smooth walls. The combination fireplace and wind-scoop faces prevailing winds. CalEarth — inside of the vaulted house. Pic taken by earthbag expert Kelly Hart. A project of Sister Marsha Allen of Rochester , she hopes the students who helped build the structure will join her in Haiti, where she hopes to build many more.
Earthbag Home under construction in Argentina. Lots more images here: superadobeserrano. For keeping warm during the colder months, it is important to include a chimney.
The video shows the first bags being laid over a gravel foundation. The first three layers of bags are filled with gravel for extra drainage. The two-person construction team runs barbed wire along the bags to hold them in place. After each layer is laid, they tamp down the bags. The video shows the team putting in place a door frame, cutouts for electrical outlets, and windows.
Though they note in the video the doors and windows should have been done differently! The final step shows them building a frame for a second floor, and has photos of them living in the half-finished home. In the description, the guy who filmed the video says they never actually finished the house!
This time-lapse video from Happen Films shows a team of people building a small, circular earthbag shelter. The team uses six-foot-long sandbags for the foundation, filling them with sand as they lay them down. Long sandbags can provide more stability than short bags. The bags are laid on dirt, within a pit, over a plastic tarp.
Meanwhile, another group frames and windows for the shelter. The team packs mud into the gaps between the sandbags and completely covers both then interior and exterior walls. Then, they finish with a coat of adobe. They lay pre-cut plywood in the gaps formed by the roof trusses, nailing them to the trusses themselves.
The roof is completed with a chimney and metal sheeting. This is time-lapse sort-of. The kids design the homes and their friends help with the construction along with the rest of the family. The Best Earthbag Home Books.
Superadobe[ edit ] While Gernot Minke, the German professor of earthen architecture, first developed a technique of using bags filled with pumice to build walls, it was architect and builder Nader Khalili who first popularized earthbag construction particularly for residential buildings. Khalili pioneered code approval of earthbag domes for seismic risk regions. Writers[ edit ] Although Joseph Kennedy probably invented the term earthbag as well as contained earth , Paulina Wojciechowska wrote the first book on the topic of earthbag building in , Building with Earth: A Guide to Flexible-Form Earthbag Construction. Kelly Hart developed a massive online database of earthbag information that encouraged idea sharing. Kaki Hunter and Doni Kiffmeyer worked on a variety of projects after studying with Khalili, calling earthbag "flexible form rammed earth". These include structural research and field testing techniques developed for rural areas.