1. General provisions
1.0.1 This Code is formulated with a view to improve technical levels for national roof engineering, ensure function and quality of waterproof and thermal retardation, and heat insulation engineering.
1.0.2 This Code is applicable to design and construction of building roof engineering.
1.0.3 Design and construction for roof engineering shall be in accordance with requirement for national, local related environmental protection and construction energy conservation, so as to take correspondent measures.
1.0.4 Design and construction for roof engineering shall not only conform to this Code, but also be in accordance with in the national current relevant standards.
1.0.5 Acceptance of construction of the roof engineering shall be in accordance with national standard "Code for Acceptance of Construction Quality of Roof" GB 50207 - 2002.
Contents
1 General provision
2 Terminologies
3 Basic requirements
4 Roof engineering design
4.1 General requirements
4.2 Architectonics
4.3 Selection of material
5 Sheet waterproof roof
5.1 General requirements
5.2 Material requirements
5.3 Design highlights
5.4 Detail structure
5.5 Construction of bitumen waterproof sheet
5.6 Construction of high polymer modified bitumen waterproof sheet
5.7 High polymer waterproof sheet construction
6 Film waterproof roof
6.1 General requirements
6.2 Material requirements
6.3 Design highlights
6.4 Detail structure
6.5 Construction of high polymer modified bitumen waterproof film
6.6 Construction of high polymer waterproof film
6.7 Construction for polymer-cement waterproof film
7 Rigid waterproof roofs
7.1 General requirements
7.2 Material requirements
7.3 Design highlights
7.4 Detail structure
7.5 Construction of ordinary pea gravel concrete waterproof layer
7.6 Construction of compensation contracted concrete waterproof layer
7.7 Construction of steel fiber reinforced concrete waterproof layer
8 Roof joint seal waterproof
8.1 General requirements
8.2 Material requirements
8.3 Design highlights
8.4 Detail structure
8.5 Waterproof construction for modified petroleum bitumen sealing material
8.6 Waterproof construction for high polymer sealing material
9 Thermal retardation and heat insulation roof
9.1 General requirements
9.2 Material requirements
9.3 Design highlights
9.4 Detail structure
9.5 Construction of insulating layer
9.6 Construction of overhead roof
9.7 Construction of impound roof
9.8 Construction of planted roof
9.9 Construction of inversional roof
10 Tile roofs
10.1 General requirements
10.2 Material requirements
10.3 Design highlights
10.4 Constructional details
10.5 Construction of flat tiles roof
10.6 Construction of felt tile roof
10.7 Construction of metal panel roof
Appendix A Roof Engineering Building Material Standards Contents
Appendix B adoption, modulation and test of bituminous mastic
B.1 Adoption and technical characteristics of the marking
B.2 Gradation composition
B.3 Modulator approach
B.4 Test methods
Explanation of Wording in this Code
Standard
GB 50345-2004 Technical Code for Roof Engineering (English Version)
1. General provisions
1.0.1 This Code is formulated with a view to improve technical levels for national roof engineering, ensure function and quality of waterproof and thermal retardation, and heat insulation engineering.
1.0.2 This Code is applicable to design and construction of building roof engineering.
1.0.3 Design and construction for roof engineering shall be in accordance with requirement for national, local related environmental protection and construction energy conservation, so as to take correspondent measures.
1.0.4 Design and construction for roof engineering shall not only conform to this Code, but also be in accordance with in the national current relevant standards.
1.0.5 Acceptance of construction of the roof engineering shall be in accordance with national standard "Code for Acceptance of Construction Quality of Roof" GB 50207 - 2002.
Contents of GB 50345-2004
Contents
1 General provision
2 Terminologies
3 Basic requirements
4 Roof engineering design
4.1 General requirements
4.2 Architectonics
4.3 Selection of material
5 Sheet waterproof roof
5.1 General requirements
5.2 Material requirements
5.3 Design highlights
5.4 Detail structure
5.5 Construction of bitumen waterproof sheet
5.6 Construction of high polymer modified bitumen waterproof sheet
5.7 High polymer waterproof sheet construction
6 Film waterproof roof
6.1 General requirements
6.2 Material requirements
6.3 Design highlights
6.4 Detail structure
6.5 Construction of high polymer modified bitumen waterproof film
6.6 Construction of high polymer waterproof film
6.7 Construction for polymer-cement waterproof film
7 Rigid waterproof roofs
7.1 General requirements
7.2 Material requirements
7.3 Design highlights
7.4 Detail structure
7.5 Construction of ordinary pea gravel concrete waterproof layer
7.6 Construction of compensation contracted concrete waterproof layer
7.7 Construction of steel fiber reinforced concrete waterproof layer
8 Roof joint seal waterproof
8.1 General requirements
8.2 Material requirements
8.3 Design highlights
8.4 Detail structure
8.5 Waterproof construction for modified petroleum bitumen sealing material
8.6 Waterproof construction for high polymer sealing material
9 Thermal retardation and heat insulation roof
9.1 General requirements
9.2 Material requirements
9.3 Design highlights
9.4 Detail structure
9.5 Construction of insulating layer
9.6 Construction of overhead roof
9.7 Construction of impound roof
9.8 Construction of planted roof
9.9 Construction of inversional roof
10 Tile roofs
10.1 General requirements
10.2 Material requirements
10.3 Design highlights
10.4 Constructional details
10.5 Construction of flat tiles roof
10.6 Construction of felt tile roof
10.7 Construction of metal panel roof
Appendix A Roof Engineering Building Material Standards Contents
Appendix B adoption, modulation and test of bituminous mastic
B.1 Adoption and technical characteristics of the marking
B.2 Gradation composition
B.3 Modulator approach
B.4 Test methods
Explanation of Wording in this Code
