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AS107.1.1 One-Hour Rated Clay Plastered Wall
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One-hour fire-resistance-rated nonload-bearing clay plastered strawbale walls shall comply with all of the following:
- Bales shall be laid flat or on-edge in a running bond.
- Bales shall maintain thickness of not less than 18 inches (457 mm).
- Gaps shall be stuffed with straw-clay.
- Clay plaster on each side of the wall shall be not less than 1 inch (25 mm) thick and shall be composed of a mixture of 3 parts clay, 2 parts chopped straw and 6 parts sand, or an alternative approved clay plaster.
- Plaster application shall be in accordance with Section AS104.4.3.3 for the number and thickness of coats.
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