JGJ/T349-2015：民用建筑氡防治技术规程

JGJT349-2015······1

1 总则······9

2 术语和符号······10

2.1 术语······10

2.2 符号······11

3 建设规划与工程勘察······12

3.1 建设规划阶段······12

3.2 工程勘察阶段.······12

4 设计······13

5 施工······19

5.1 防土壤氡施工······19

5.2 防氡涂料施工······20

5.3 防氡复合地面施工······21

6 验收······22

7 室内氡治理······26

7.1 一般规定······26

7.2 氡来源勘测······26

7.3 室内氡治理措施······26

附录A 建筑材料氡析出率测定······29

附录B 防氡涂料氡有效扩散长度测定······32

附录C 土壤减压法······34

附录D 排氡换气次数简表······37

本规程用词说明······45

引用标准名录······46

附:条文说明······47

1 总则······50

2 术语和符号······51

3 建设规划与工程勘察······53

3.1 建设规划阶段······53

3.2 工程勘察阶段······53

4 设计······54

5 施工······60

5.1 防土壤氡施工······60

5.2 防氡涂料施工······60

5.3 防氡复合地面施工······61

6 验收······62

7 室内氡治理······65

7.1 一般规定······65

7.2 氡来源勘测······65

7.3 室内氡治理措施······66

附录A 建筑材料氡析出率测定······69

附录B 防氡涂料氡有效扩散长度测定······73

附录C 土壤减压法······76

附录D 排氡换气次数简表······79