Qingdao aerated block masonry structure

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Qingdao aerated block masonry structure design What measures should be taken to reduce wall cracks? The following measures should be taken for the top wall of the house according to the situation
The first roof should be equipped with a thermal insulation layer
The second roof thermal insulation (heat insulation) layer Or the rigid surface layer of the roof and the mortar leveling layer should be provided with separation joints. The distance between the separation joints should not be greater than the width of the separation joints and should not be less than the width of the separation joints and should be separated from the parapet. Prefabricated friction system reinforced concrete roofs and tile roofs should be used
Three top layers When there are openings such as doors and windows in the wall, a welded steel mesh or a steel bar with a diameter of no less than 100 meters should be installed in the horizontal mortar joints on the lintel.
The mortar strength level of the fourth top layer and parapet wall shall not be lower than
The fifth parapet wall shall be provided with structural columns. The spacing between structural columns shall not be greater than that of the structural columns. The structural columns shall extend to the top of the parapet wall and be poured together with the cast-in-place reinforced concrete top. .
Six pairs of top walls are vertically prestressed.
For the ground floor wall of the house, the following measures should be taken according to the situation to increase the stiffness of the foundation ring beam. A welded steel mesh or diameter steel bar should be installed in the mortar joint of the wall under the window sill on the ground floor and should extend into the wall between the windows on both sides. not less than. Qingdao aerated block Qingdao aerated block factory