Traditional Culture Encyclopedia - Weather inquiry - Matters needing attention in masonry and plastering of aerated concrete block
Matters needing attention in masonry and plastering of aerated concrete block
Matters needing attention in water distribution
It is forbidden to send water before laying aerated concrete blocks. If it is necessary to deliver water due to extremely hot and dry weather, the depth of immersion in the surface of the block shall not exceed10 mm.
Precautions for masonry
When laying aerated concrete blocks, mixed mortar below M5 grade should be used, and the mortar joint must be full, with horizontal mortar joint ≤ 15mm and vertical joint ≤ 20 mm.
♂? Matters needing attention in construction
During the construction, it is not allowed to open holes at will to leave feet, hands and eyes, and it is not allowed to leave staggered joints, only slope joints. If there are inevitable holes in the wall, it must be filled with homogeneous aerated concrete blocks.
Matters needing attention in wall masonry
When the wall is built to a height of about 300mm at the bottom of the concrete beam, it must be built at least every other day until the lower wall is deformed and stable. The top skin shall not be laid horizontally, and it shall be built with auxiliary small solid masonry, with full mortar and no gaps. The vertical joints between the block and the wall column at the junction of the wall column must be dense, and no virtual joints are allowed.
Precautions for plastering
Wall masonry should not be plastered immediately after completion. It takes at least 15 days for the masonry wall to enter the plastering process after it is dry. Hanging steel mesh or fiber cloth along the joint of wall beam; In addition to the reinforcement according to the masonry code, steel mesh or fiber cloth must be hung along the joint of the wall and column to prevent cracking.
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