施工工程介绍（Introduction to construction works）.doc

施工工程介绍（Introduction to construction works） I. General principles of structural design 1. meet the use of functional requirements 2. meet the requirements of mental function 3. meet safety requirements 4., the correct choice and reasonable use of decorative materials 5. convenient construction 6. meet the economic requirements Two. Durability of decorative materials 1. atmospheric stability 2. mechanical wear 3. face discoloration 4. facing pollution Three. The combustibility of decorative materials is divided into 4 grades A non combustibility B1 flammability B2 flammability B3 flammability Four, decorative materials decoration refers to the materials have the color, luster, transparency, pattern, shape and texture and other functions. Five. The name of granite and marble Common granite: black gold sand, Jinan green, blue hemp, Sichuan red Common: marble white marble, white marble, white jade, Cangshan Sichuan Six, floor decoration and construction technology A and construction process Preparation work: test, test, test, test, arrange, test, arrange, cement, mortar and mortar. B, construction operation points 1., the treatment of grass-roots surface to rough, but also to keep the surface clean, moist, smooth. 2. try to spell: try to spell should be according to the pattern, color, texture, try to spell, try to spell after stacking number. 3., bullet line: play horizontal mark, high wire, play the line should pay attention to symmetry, dry sand shop should be laid down shop. 4., brush cement slurry: the table Qing sweep clean, brush a layer of cement paste, brush the area should not be too large, brush when you want to shop side brush, and then lay a layer of dry hard and cement mortar. 5. paving marble: the plate should be soaked in water, dry or dry surface. 6., filling seam, wipe seam, filling seam: after cleaning seam, make marble surface layer clean, smooth, solid, maintenance time should not be less than 7 days. 7. waxing: when the cement mortar layer reached a