The Art of Slipforming: A Stone Masonry Primer

A stone masonry primer: Building stone houses using the art of slipforming, which uses stone masonry and concrete to create walls that are strong, beautiful with the strength of stone and reinforcement of concrete and steel.



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Tom hefts a pebble during construction.
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Slipforming combines stone masonry and concrete work to form a wall that shares the attributes of both. The walls have the beauty and strength of stone with the reinforcement of concrete and steel.
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Slipforms set for the first pour.
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Foundation set and rebar in place.
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These extra-large stones were positioned in the dining room wall before the forms went on to avoid hefting them in from above.
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Close-up of the form.
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Gaps between the stones are filled in at the end of the process.
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Diagram: Wall structure A, B and C.
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The Elpels propped the floating rafters up with 2 by 4s until the supports were securely anchored in the wall.
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Setting forms for the level. Renee drills screws partway into the top of the window frame to anchor the wood in the concrete.
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A beautiful storm approaches as the form "slips" up the nearly complete walls.
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Diagram: Wall structure D and E.
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Diagram: Showing thermal leak through wood.
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Diagram: Slipform basic components and construction.
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Diagram: House using slipforming for building with stone.
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