Axe operation conditions

2.1 Before the axe is made, the structure acceptance procedure must be completed first. A few types of work (hydropower, ventilation, equipment installation, etc.) should be done in front, and the water supply is complete.

2.2 When making steps and door and window covers, the doors and windows should be framed and fixed firmly, and the edges of the frame should be sewn. Especially for aluminum alloy door and window frames, it is advisable to stick a protective film and embed the side seams according to the materials required by the design to prevent pollution and rust.

2.3 According to the requirements of the design drawings, play the horizontal elevation line and the cylindrical center line, and support the scaffolding in advance (should take a double-row frame, its horizontal and vertical poles and poles should leave the wall and door window angle 150~200mm. The step height must meet the construction requirements).

2.4 Clean the base of the wall surface, block the eyes of the scaffold, and build the window sill and window cover.

2.5 Gravel should be sieved before use to remove powder and impurities and cleaned for use.

3 operating process

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