本規(guī)范共分5章和2個附錄。主要內(nèi)容包括：總則、術(shù)語、基本規(guī)定、屋面工程設(shè)計、屋面工程施工等。

GB50345-2012······1

1 總則······11

2 術(shù)語······12

3 基本規(guī)定······14

4 屋面工程設(shè)計······17

4.1 一般規(guī)定······17

4.2 排水設(shè)計······18

4.3 找坡層和找平層設(shè)計······19

4.4 保溫層和隔熱層設(shè)計······20

4.5 卷材及涂膜防水層設(shè)計······23

4.6 接縫密封防水設(shè)計······27

4.7 保護層和隔離層設(shè)計······28

4.8 瓦屋面設(shè)計······29

4.9 金屬板屋面設(shè)計······32

4.10 玻璃采光頂設(shè)計······35

4.11 細部構(gòu)造設(shè)計······37

5 屋面工程施工······53

5.1 —般規(guī)定······53

5.2 找坡層和找平層施工······54

5.3 保溫層和隔熱層施工······55

5.4 卷材防水層施工······59

5.5 涂膜防水層施工······62

5.6 接縫密封防水施工······64

5.7 保護層和隔離層施工······65

5.8 瓦屋面施工······67

5.9 金屬板屋面施工······70

5.10 玻璃采光頂施工······71

附錄A 屋面工程用防水及保溫材料標準······74

附錄B 屋面工程用防水及保溫材料主要性能指標······76

本規(guī)范用詞說明······87

引用標準名錄······88

附:條文說明······89

1 總則······93

2 術(shù)語······95

3 基本規(guī)定······96

4 屋面工程設(shè)計······104

4.1 一般規(guī)定······104

4.2 排水設(shè)計······107

4.3 找坡層和找平層設(shè)計······110

4.4 保溫層和隔熱層設(shè)計······111

4.5 卷材及涂膜防水層設(shè)計······118

4.6 接縫密封防水設(shè)計······121

4.7 保護層和隔離層設(shè)計······123

4.8 瓦屋面設(shè)計······125

4.9 金屬板屋面設(shè)計······129

4.10 玻璃采光頂設(shè)計······137

4.11 細部構(gòu)造設(shè)計······144

5 屋面工程施工······151

5.1 一般規(guī)定······151

5.2 找坡層和找平層施工······153

5.3 保溫層和隔熱層施工······154

5.4 卷材防水層施工······159

5.5 涂膜防水層施工······164

5.6 接縫密封防水施工······166

5.7 保護層和隔離層施工······168

5.8 瓦屋面施工······170

5.9 金屬板屋面施工······173

5.10 玻璃采光頂施工······175