1 General Provisions
1.0.1 This code is prepared to strengthen quality management of housing interior decoration, specify its quality acceptance and ensure the quality.
1.0.2 This code is applicable to construction quality acceptance of new built housing interior decoration.
1.0.3 Construction quality acceptance of housing interior decoration shall not only meet those specified in this code but also comply with those in the current relevant ones of the nation.
2 Terms
2.0.1 Housing interior decoration
According to service purpose and environment of housing interior function area, utilize material technology means and visual arts to make the housing safe, healthy, with reasonable functions, looks beautiful so as to meet the spatial effect of persons for material and spiritual life.
2.0.2 Primary structure
Major structure or enclosing structure of buildings.
2.0.3 Base course
Surface course directly bearing decoration construction.
2.0.4 Clear distance of base course
Distance between base courses finished surfaces of housing interior walls.
2.0.5 Clear height of base course
Vertical distance from base course finished surface of floor and ground surface to that of floor system and ceiling.
2.0.6 Handing over acceptance
Quality inspection and handover for completed civil construction prior to interior decoration construction, .
2.0.7 Household acceptance
Household acceptance for use function and appearance quality of each housing function space prior to acceptance of unit decoration.
3 Basic Requirements
3.0.1 Construction of housing interior decoration shall meet the requirements of the current national standard GB 50327 Code for Construction of Decoration of Housings and quality acceptance shall meet the requirements of the current national standard GB 50210 Code for Construction Quality Acceptance of Building Decoration.
3.0.2 Materials used for housing interior decoration shall be accepted when entering into the site and shall meet the following requirements:
1 Materials shall be qualified upon the acceptance for the variety, specification, package, appearance and dimension and shall be reported in written form for acceptance;
2 The materials shall be provided with quality certificates and shall be brought into engineering technical files;
3 At least one group of sample for the same kind of material produced by the same manufacturer shall be re-inspected;
4 The detected sample shall be subjected to witness sampling; the detection unit shall be qualified.
3.0.3 Quality acceptance of housing interior decoration shall take the model house built with the same material and process prior to construction as reference.
3.0.4 In housing interior decoration, it is forbidden to arbitrarily dismantle and destroy load bearing wall and bearing steel bar or dismantle /change supporting facilities of plumbing, heating, electricity, fuel gas and communication.
3.0.5 In quality acceptance of housing interior decoration, handing-over inspection records prior to construction shall be provided and the requirements of Appendix A and Appendix B of this code shall be followed.
3.0.6 Quality acceptance of housing interior decoration shall be subjected to household acceptance.
3.0.7 Household acceptance shall be carried out after decoration.
3.0.8 Household acceptance of housing interior decoration quality shall meet the following requirements:
1 100% inspection shall be carried out for each project of household housing interior decoration and classification of works shall meet those specified in Appendix C of this code;
2 Dominant items of works inspection shall be fully in conformity with those specified in this code;
3 Above 80% of works inspection points shall meet general item of this code and the inspection points beyond the requirement shall not have defects influencing the functions of use or decorative effect and maximum deviation in permissible variation project shall not exceed 1.5 times the allowable deviation specified in this code;
4 Each work of housing interior household acceptance shall be qualified and shall be provided with a complete quality acceptance record.
3.0.9 Household acceptance shall cover the following documents and records:
1 Construction drawing and design specification;
2 Product certificate, performance test report, site acceptance record and reinspection report of materials;
3 Acceptance record of concealed work;
4 Construction record.
4 Base Course
4.1 General Requirements
Foreword I
1 General Provisions
2 Terms
3 Basic Requirements
4 Base Course
4.1 General Requirements
4.2 Base Course for Wall
4.3 Base Course for Ground
4.4 Base Course for Ceiling
4.5 Clear Spacing and Height of Base Course
5 Waterproofing Works
5.1 General Requirements
5.2 Hole Sealing for Floor
5.3 Leveling Course of Cement Mortar and Protective Coat
5.4 Film Coating and Rolling Felt Waterproofing
6 Doors and Windows Works
6.1 General Requirements
6.2 Metal and Plastic Doors and Windows Installation
6.3 Wood Doors and Windows Installation
7 Suspended Ceiling Works
7.1 General Requirements
7.2 Concealed Ceiling Grille
7.3 Exposed Ceiling Grille
8 Light Partition Works
8.1 General Requirements
8.2 Plate, Skeleton and Glass Partition
9 Wall Finish Works
9.1 General Requirements
9.2 Finish Tile
9.3 Finish Plate
9.4 Papering Finish
9.5 Soft Package
9.6 Glass Finish
10 Flooring Finish Works
10.1 General Requirements
10.2 Wood Finish
10.3 Block Finish
10.4 Carpet Finish
10.5 Cement Finish
11 Painting Works
11.1 General Requirements
11.2 Water Paint Coating
11.3 Solvent Paint Coating
12 Detail Works
12.1 General Requirements
12.2 Cupboard Production and Installation
12.3 Pelmet, Elbow Board and Radiator Box Production and Installation
12.4 Doors and Windows Set Production and Installation
12.5 Guardrail and Handrail Production and Installation
12.6 Decorative Mouldings and Floriation Production and Installation
12.7 Fabricated Partition Production and Installation
12.8 Internal Sunshade Installation
12.9 Balcony Clothes House Installation
13 Kitchen Works
13.1 General Requirements
13.2 Cabinet Installation
13.3 Kitchen Equipment Installation
13.4 Kitchen Accessories Installation
14 Sanitary Works
14.1 General Requirements
14.2 Sanitary Fixture Installation
14.3 Shower Chamber Production and Installation
14.4 Integrated Toilet Installation
14.5 Bathroom Accessory Installation
15 Electrical Works
15.1 General Requirements
15.2 Individual Distribution Box Installation
15.3 Indoor Wiring Work
15.4 Electric Switch and Socket Installation
15.5 Lighting Installation
15.6 Equipotential Connection Work
16 Intelligent Building Works
16.1 General Requirements
16.2 Wired Television Installation
16.3 Telephone Network Installation
16.4 Talkback Entrance Guard Installation
16.5 Emergency Rescue and Automatic Alarm System
16.6 Intelligent Home System
17 Water Supply-Sewerage and Heating Works
17.1 General Requirements
17.2 Water Supply and Drainage Work
17.3 Heating Work
17.4 Solar Water Heater Installation
18 Ventilation and Air Conditioning Works
18.1 General Requirements
18.2 Air-conditioning and Air-renewal System
19 Indoor Environment Pollution Control
19.1 General Requirements
19.2 Indoor Environment Pollution Control
20 Procedures of Quality Acceptance
Appendix A Acceptance Record for Clear Distance and Clear Height
Appendix B Transfer Acceptance for Residential Interior Decoration of Individual Family
Appendix C Classification of Subdivisional Work for Residential Interior Decoration
Appendix D Quality Acceptance record for Residential Interior Decoration of Individual Family
Appendix E Quality Acceptance Summary Form for Residential Interior Decoration of Individual Family
Appendix F Quality Acceptance Summary Form for Residential Interior Decoration
Explanation of Wording in the Code
List of Quoted Standards
1 General Provisions
1.0.1 This code is prepared to strengthen quality management of housing interior decoration, specify its quality acceptance and ensure the quality.
1.0.2 This code is applicable to construction quality acceptance of new built housing interior decoration.
1.0.3 Construction quality acceptance of housing interior decoration shall not only meet those specified in this code but also comply with those in the current relevant ones of the nation.
2 Terms
2.0.1 Housing interior decoration
According to service purpose and environment of housing interior function area, utilize material technology means and visual arts to make the housing safe, healthy, with reasonable functions, looks beautiful so as to meet the spatial effect of persons for material and spiritual life.
2.0.2 Primary structure
Major structure or enclosing structure of buildings.
2.0.3 Base course
Surface course directly bearing decoration construction.
2.0.4 Clear distance of base course
Distance between base courses finished surfaces of housing interior walls.
2.0.5 Clear height of base course
Vertical distance from base course finished surface of floor and ground surface to that of floor system and ceiling.
2.0.6 Handing over acceptance
Quality inspection and handover for completed civil construction prior to interior decoration construction, .
2.0.7 Household acceptance
Household acceptance for use function and appearance quality of each housing function space prior to acceptance of unit decoration.
3 Basic Requirements
3.0.1 Construction of housing interior decoration shall meet the requirements of the current national standard GB 50327 Code for Construction of Decoration of Housings and quality acceptance shall meet the requirements of the current national standard GB 50210 Code for Construction Quality Acceptance of Building Decoration.
3.0.2 Materials used for housing interior decoration shall be accepted when entering into the site and shall meet the following requirements:
1 Materials shall be qualified upon the acceptance for the variety, specification, package, appearance and dimension and shall be reported in written form for acceptance;
2 The materials shall be provided with quality certificates and shall be brought into engineering technical files;
3 At least one group of sample for the same kind of material produced by the same manufacturer shall be re-inspected;
4 The detected sample shall be subjected to witness sampling; the detection unit shall be qualified.
3.0.3 Quality acceptance of housing interior decoration shall take the model house built with the same material and process prior to construction as reference.
3.0.4 In housing interior decoration, it is forbidden to arbitrarily dismantle and destroy load bearing wall and bearing steel bar or dismantle /change supporting facilities of plumbing, heating, electricity, fuel gas and communication.
3.0.5 In quality acceptance of housing interior decoration, handing-over inspection records prior to construction shall be provided and the requirements of Appendix A and Appendix B of this code shall be followed.
3.0.6 Quality acceptance of housing interior decoration shall be subjected to household acceptance.
3.0.7 Household acceptance shall be carried out after decoration.
3.0.8 Household acceptance of housing interior decoration quality shall meet the following requirements:
1 100% inspection shall be carried out for each project of household housing interior decoration and classification of works shall meet those specified in Appendix C of this code;
2 Dominant items of works inspection shall be fully in conformity with those specified in this code;
3 Above 80% of works inspection points shall meet general item of this code and the inspection points beyond the requirement shall not have defects influencing the functions of use or decorative effect and maximum deviation in permissible variation project shall not exceed 1.5 times the allowable deviation specified in this code;
4 Each work of housing interior household acceptance shall be qualified and shall be provided with a complete quality acceptance record.
3.0.9 Household acceptance shall cover the following documents and records:
1 Construction drawing and design specification;
2 Product certificate, performance test report, site acceptance record and reinspection report of materials;
3 Acceptance record of concealed work;
4 Construction record.
4 Base Course
4.1 General Requirements
Contents of JGJ/T 304-2013
Foreword I
1 General Provisions
2 Terms
3 Basic Requirements
4 Base Course
4.1 General Requirements
4.2 Base Course for Wall
4.3 Base Course for Ground
4.4 Base Course for Ceiling
4.5 Clear Spacing and Height of Base Course
5 Waterproofing Works
5.1 General Requirements
5.2 Hole Sealing for Floor
5.3 Leveling Course of Cement Mortar and Protective Coat
5.4 Film Coating and Rolling Felt Waterproofing
6 Doors and Windows Works
6.1 General Requirements
6.2 Metal and Plastic Doors and Windows Installation
6.3 Wood Doors and Windows Installation
7 Suspended Ceiling Works
7.1 General Requirements
7.2 Concealed Ceiling Grille
7.3 Exposed Ceiling Grille
8 Light Partition Works
8.1 General Requirements
8.2 Plate, Skeleton and Glass Partition
9 Wall Finish Works
9.1 General Requirements
9.2 Finish Tile
9.3 Finish Plate
9.4 Papering Finish
9.5 Soft Package
9.6 Glass Finish
10 Flooring Finish Works
10.1 General Requirements
10.2 Wood Finish
10.3 Block Finish
10.4 Carpet Finish
10.5 Cement Finish
11 Painting Works
11.1 General Requirements
11.2 Water Paint Coating
11.3 Solvent Paint Coating
12 Detail Works
12.1 General Requirements
12.2 Cupboard Production and Installation
12.3 Pelmet, Elbow Board and Radiator Box Production and Installation
12.4 Doors and Windows Set Production and Installation
12.5 Guardrail and Handrail Production and Installation
12.6 Decorative Mouldings and Floriation Production and Installation
12.7 Fabricated Partition Production and Installation
12.8 Internal Sunshade Installation
12.9 Balcony Clothes House Installation
13 Kitchen Works
13.1 General Requirements
13.2 Cabinet Installation
13.3 Kitchen Equipment Installation
13.4 Kitchen Accessories Installation
14 Sanitary Works
14.1 General Requirements
14.2 Sanitary Fixture Installation
14.3 Shower Chamber Production and Installation
14.4 Integrated Toilet Installation
14.5 Bathroom Accessory Installation
15 Electrical Works
15.1 General Requirements
15.2 Individual Distribution Box Installation
15.3 Indoor Wiring Work
15.4 Electric Switch and Socket Installation
15.5 Lighting Installation
15.6 Equipotential Connection Work
16 Intelligent Building Works
16.1 General Requirements
16.2 Wired Television Installation
16.3 Telephone Network Installation
16.4 Talkback Entrance Guard Installation
16.5 Emergency Rescue and Automatic Alarm System
16.6 Intelligent Home System
17 Water Supply-Sewerage and Heating Works
17.1 General Requirements
17.2 Water Supply and Drainage Work
17.3 Heating Work
17.4 Solar Water Heater Installation
18 Ventilation and Air Conditioning Works
18.1 General Requirements
18.2 Air-conditioning and Air-renewal System
19 Indoor Environment Pollution Control
19.1 General Requirements
19.2 Indoor Environment Pollution Control
20 Procedures of Quality Acceptance
Appendix A Acceptance Record for Clear Distance and Clear Height
Appendix B Transfer Acceptance for Residential Interior Decoration of Individual Family
Appendix C Classification of Subdivisional Work for Residential Interior Decoration
Appendix D Quality Acceptance record for Residential Interior Decoration of Individual Family
Appendix E Quality Acceptance Summary Form for Residential Interior Decoration of Individual Family
Appendix F Quality Acceptance Summary Form for Residential Interior Decoration
Explanation of Wording in the Code
List of Quoted Standards
