Stabilized Caliche Floors

Report on how to make cement stabilized caliche earth floors
Report on how to make cement stabilized caliche earth floors

Caliche: calcium carbonate formed in the soils of semiarid regions.

“I sifted the caliche through a chicken wire sieve to get rid of the larger material. This leaves a good size aggregate for a 4-5inch think pour, thicker floor better against moisture too (when the pour is too thin less ,than 3″, the mix will crack more, when setting).

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Adobe Block Floors

Adobe block floors are among the lowest cost, all natural, easiest to install floor options.
Adobe block floors are among the lowest cost, all natural, easiest to install floor options.

Readers often ask our advice about the most practical floors for do-it-yourselfers. If you’re building your own sustainable home, I suggest building floors on grade. This eliminates the need for posts, beams, floor joists, subflooring, toxic glues and other materials used to build typical wood framed floors.

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Earth Coupled Floors

Earth coupled floors – high mass floors in contact with the soil below (slab on grade, tile, stone, CEB, earthen floors, salvaged brick) – are ideal for keeping homes cool in hot climates. They are not recommended for cold climates where underfloor insulation is best. Our earthbag roundhouse, which is in a hot climate, remains … Read more

Plunger Pile Floor System

An inexpensive option to thick concrete floors. The diagram below is from the 1972 book “The Owner Built Home”, by Ken Kern. In this discussion Kern describes a lightweight 1″ thick fiber reinforced floor system that had been tested extensively in India. The system starts with a flat earthen floor surface that has been loosened … Read more