? Complete collection of construction specifications of decoration companies

In order to strengthen the management of residential decoration construction process and ensure the quality of the process, the state has formulated relevant standards to regulate the construction. So, what is the specification? Next, I will take you to understand the specifications of the decoration company.

Complete collection of construction specifications of decoration companies

1. Code for Building Safety and Civilization 1. The protective film printed with the company's unified logo is used to protect the porch doors and windows; 2. Effectively protect the stones, stairs and doorposts in the entrance area of high-grade residential buildings to avoid unnecessary damage. 3. Each floor of the construction site is equipped with two dry powder fire extinguishers; 4, in the construction site eye-catching place posted signs, signs to warn of danger, to ensure construction safety; 5. Materials should be classified and stacked neatly, and electric tools should be used safely. Temporary electricity use must use the construction distribution box; 6. Five safety methods for temporary electricity use on the construction site: primary circuit on the construction site, two-level protection for temporary electricity use, three-level power distribution, four installation principles for electrical devices, and five-core cable; 7. In the process of making cabinet furniture, you must not put things at will to avoid polluting the decorative board on the inner wall of the cabinet. Second, the construction preparation specification 1, after deepening the understanding of the design drawings, use infrared instrument or horizontal pipe to enter the site to determine the horizontal baseline, which is required in all areas where the drawings reflect the decoration, and is also called "quality control line" in the decoration industry; 2. The operation area will pop up a horizontal line about 1 m above the ground, measure and record the horizontal error between the ground and the top surface of the original property, and cooperate with the design site to arrange furniture; 3, the original property sewer water storage test and record, check whether the top surface of the original property leakage and record, protect the original property sewer intersection, ground water storage (closed water) test, check whether the original property ground, wall empty drum. Three. Code for Hydropower Operation 1 and Basic Requirements for Electrical Construction 1. 1 This chapter is applicable to indoor circuit wiring and installation of electrical appliances and lamps behind single-phase household distribution boxes. 1.2 electrical installation workers should hold valid certificates. 1.3 temporary lighting must be controlled by plug or rubber cover switch, and it is not allowed to float and pull randomly. When wiring 1.4, the colors of phase line and zero line should be different; The phase line (L) color of the same residence should be uniform (red, yellow, green), the zero line (N) should be (light) blue, and the protection line (PE) must be yellow, green and double color lines. 1.5 The diameter and cross section of lighting and electric heating load shall be selected so that the safe current carrying capacity of the conductor is greater than the sum of the rated currents of all electrical appliances in the branch, and the capacity of each branch shall not exceed the capacity of incoming wires. 1.6 The horizontal distance between power line (low voltage) and socket, and TV line (low voltage) and socket should not be less than 500mm. 1.7 The grounding holes of indoor three hole socket and the exposed conductive parts of other mobile appliances must be connected with PE wires, and N wires are prohibited as safety protection wires. 1.8 Take strict protection measures for the original intercom doorbell, anti-theft equipment and remote meter reading system. 1.9 It is strictly forbidden to destroy the complete connection of lightning protection belt for the purpose of making sun room, top floor balcony, etc. 1. 10 When installing lamps such as wall lamps, bedside lamps, table lamps, floor lamps, mirror headlights, etc. indoors, the metal shell of lamps with a height of less than 2300mm and below should be reliably grounded to ensure safe use. 1. 1 1 The grounding (zero) line of the three-phase four-hole socket is directly above; Socket grounding wire shall be laid separately and shall not be confused with working zero wire. 1. 12 generally, the installation height of kitchen sockets should not be lower than 1.5m, and all three-eye sockets with grounding electrodes should be adopted. 1. 13 The weak current system, power and lighting lines shall not be laid in the same pipe or the same outlet box (unless there is isolation in the middle). 1. 14 the electric water heater is installed in the bathroom and hung with expansion screws. Installation should be firm and reliable, without looseness. 1. 15 A valve should be installed in front of the water inlet of the water heater (electric water heater). 1. 16 The ceiling fan's height from the ground shall not be less than 2.3m.. 1. 17 Bath bath and electric heater installation: ordinary switch shall not be used, and it shall not be directly installed on combustible components. 1. 18 it is forbidden to change the angle of the fan blade when assembling the ceiling fan; The fixing screws of fan blades shall be provided with locking devices; The meshing length of the threaded connection between the boom and the motor shall not be less than 20 mm at each end, and a locking device shall be installed. 1. 19 speed regulating switch shall be matched with ceiling fan, with correct wiring and no obvious vibration of fan blades during operation. 1.20 lamps and lanterns should be fixed firmly and reliably. There shall be at least two wooden screws or bolts for fixing each lamp. 1.2 1 Fluorescent lamps and their accessories should be used together, and the installation position should be convenient for inspection and maintenance, and measures should be taken to prevent the lamps from falling off due to loose corners. 1.22 equipotential bonding terminal box equipment shall not be damaged or moved without permission.

2. Installation Specification for Indoor Water Supply System 2. 1 Applicable to the installation of sanitary appliances such as washing and cleaning in kitchens and bathrooms, and the pipeline construction of water supply pipeline section and indoor pipeline section after household water inlet valve. 2.2 It is applicable to the quality inspection and acceptance of indoor water supply and fire hydrant system pipeline installation works with working pressure not greater than 1.0MPa. 2.3 Water supply pipeline must be piping. The materials involved in the domestic water supply system must meet the hygienic standards for drinking water. 2.4 The simultaneous installation of cold and hot water pipes shall meet the following requirements: a. When the upper and lower pipes are installed in parallel, the hot water pipe shall be above the cold water pipe; B when installed vertically and in parallel, the hot water pipe should be on the left side of the cold water pipe. 2.5 When connecting water supply pipes with semi-rigid metal pipes, the bent pipes shall be uniform and natural, and shall not be squashed. 2.6 The drain of the water supply pipe of the electric water heater should be sized in advance, the distance between the outlets of the hot and cold water pipes should be consistent with the inlet hole of the electric water heater, and the outlet of the valve should face upwards and have the same height. 2.7 The installation height of gas water heater shall be 1.5m from the center line of ignition switch to the ground.

Four. Woodworking regulations 1. The bottom keel construction of wooden doors and window covers shall be carried out before the acceptance of concealed works. After the concealed works are accepted, the facing construction can be carried out. After the decorative panel is installed, the sealing primer shall be brushed immediately. 2. Wedges and wooden bricks should be treated with fire prevention and anti-corrosion. Wedges and wooden bricks should be processed with hardwood materials and dried in the shade. 3. Wooden doors and window coverings should be top surfaces first, and then rear facades. 4. Marble, floor tile and floor should be treated before wooden door and window covers, and door covers, window covers and side plates should sit on the ground materials. 5. The door line of kitchen and bathroom shall not directly fall to the ground, and the lower opening shall be 0.8- 10mm from the ground, and sealed with sealant. 6. The height of wooden doors and windows in the same space should be consistent (in the same space, doors should be opened in both directions, except doors with inner and outer doors). 7. The ceiling is made of wooden keel material, and the hole must be planed. 8. The rear embedded parts and metal suspenders shall be treated with anti-corrosion. 9. Wooden suspenders, wooden keels, modeling boards and wooden decorative panels shall be treated with anti-corrosion, fire prevention and moth prevention (secondary fire-retardant coatings shall be fully coated, subject to the fact that the wood is not exposed). 10. Heat insulation and fire prevention measures should be taken when high calorific value appliances come into contact with combustible substances. 1 1. It is forbidden to install heavy lamps (above 3kg), electric fans and other heavy equipment on the ceiling keel. 12. If there are beams and columns in the living room, cover and decorate them skillfully in some beautiful or artistic ways. 13. The ground pavement shall be carried out after the completion acceptance of the ground concealed works, ceiling works and wall plastering works. 14. The company stipulates that the section size of the ground keel shall not be less than 30mm -50mm (wooden keel). 15. The moisture content of solid wood floor should be 8%- 13%, and attention should be paid to the uniformity and consistency of the measured moisture content of the floor. It is particularly important to note that the moisture content of the floor is lower than the equilibrium moisture content of the place of purchase, and it is best to approach the equilibrium moisture content of the place of purchase. 16. During floor keel construction, the top of the keel must be planed, and the moisture content should be controlled below 16%. 17. After the wooden floor is paved, it should be painted within one week. Don't lay the floor too early, and then polish and paint the floor after other renovations are completed. 65438+ 19. It is not allowed to arbitrarily increase the filling materials of balcony floor and thick fabrics such as granite and marble; Without checking calculation, masonry should not be added to the balcony railing. 20. When the wooden keel is fixed, it should be drilled first, and the keel should not be split for fixing the wooden keel. The cracked keel must be reinforced. 2 1. When installing auxiliary pipes, it is forbidden to destroy the integrity of the ground joists in order to penetrate the pipes. 22. The moisture content index refers to the moisture content of the unopened solid wood floor in the sales area or just taken out of the package. The national standard stipulates that the moisture content index of solid wood floor is 7% of the equilibrium moisture content of the sales place.

5. Code for Masonry Building 1. The plastering layer between the ceiling and the base and between the plastering layers must be firm, without delamination and hollowing. 2. The surface plastering at the junction of different materials should be strengthened to prevent cracking, and steel wire mesh should be hung. The lap width of each base should be no less than 100mm. 3. At the junction of different materials and substrates, the original wall finish layer on the surface (same plane) should be removed more than100 mm, and the connection gap (different planes and side walls) should be removed more than 50 mm. 4. When the door frame is installed on the masonry wall, it should be fixed on the wooden brick or drilled wooden tenon built in the wall with nails. The spacing shall not be greater than 1.2m. 5. When there is no requirement in the design, 1: 2 cement mortar shall be used as the corner protector for indoor walls, cylinders and doorways without doorways, with a height greater than 2m and a width of not less than 50mm on each side. 6. During winter construction, the working face temperature during plastering shall not be lower than 5℃; Plaster layer shall not be frozen before initial setting.

Six, paint construction specification

1. Suitable for waterborne, solvent-based and artistic finishing of residential buildings. 2. Finishing works shall be carried out after plastering, ceiling, details, ground and electrical works are completed and accepted. 3. When the concrete or plaster base is coated with solvent-based coating, the moisture content shall not be greater than 8%; When painting water-based paint, the moisture content shall not be greater than10%; The moisture content of wooden base shall not be greater than 12%. 4. When mechanical spraying is used, the parts not sprayed should be covered to prevent pollution. 5. After using the daubing tool, it should be cleaned in time or soaked in the corresponding solvent. 6. The environmental temperature of the construction site should be between 5℃ and 35℃, and pay attention to ventilation and dust prevention. 7. Yin and Yang corners must be straight (PVC, metal and paper Yin and Yang corners can be used for processing). 8. Waterborne coatings and solution-based coatings should be constructed in strict accordance with process requirements to prevent yellowing of waterborne coatings. 9. Plasterboard and panel caulking putty should be treated with elastic putty.

Complete collection of construction specifications of decoration companies

The above is the introduction of the construction specifications of the decoration company that I brought to you today. I believe my friends have a certain understanding, and I hope this article can help you. You can also log in to view and subscribe to more related content and information.