GB/T50290-2014：土工合成材料应用技术规范

GBT50290-2014······1

1总则······11

2术语和符号······12

2.1术语······12

2.2符号······16

3基本规定······18

3.1材料······18

3.2设计原则······19

3.3施工检验······19

4反滤和排水······20

4.1一般规定······20

4.2设计要求······21

4.3施工要求······26

4.4土石坝坝体排水······27

4.5道路排水······28

4.6地下埋管降水······28

4.7软基塑料排水带设计与施工······30

5防渗······32

5.1一般规定······32

5.2土工膜防渗设计与施工······33

5.3水利工程防渗······35

5.4交通工程防渗······36

5.5房屋工程防渗······38

5.6环保工程防渗······38

5.7土工合成材料膨润土防渗垫防渗······39

6防护······42

6.1一般规定······42

6.2软体排工程防冲······43

6.3土工模袋工程护坡······44

6.4土工网垫植被和土工格室工程护坡······45

6.5路面反射裂缝防治······46

6.6土工系统用于防护······46

6.7其他防护工程······50

7加筋······52

7.1一般规定······52

7.2加筋土结构设计······52

7.3加筋土挡墙设计······53

7.4软基筑堤加筋设计与施工······58

7.5加筋土坡设计与施工······62

7.6软基加筋桩网结构设计与施工······64

8施工检测······68

8.1一般规定······68

8.2检测要求······68

本规范用词说明······72

引用标准名录······73

附：条文说明······75

1总则······79

2术语和符号······80

2.1术语······80

2.2符号······80

3基本规定······82

3.1材料······82

3.2设计原则······85

3.3施工检验······85

4反滤和排水······86

4.1一般规定······86

4.2设计要求······86

4.4土石坝坝体排水······88

4.5道路排水······88

4.6地下埋管降水······89

5防渗······90

5.2土工膜防渗设计与施工······90

5.3水利工程防渗······92

5.6环保工程防渗······97

5.7土工合成材料膨润土防渗垫防渗······97

6防护······99

6.1一般规定······99

6.2软体排工程防冲······99

6.3土工模袋工程护坡······100

6.4土工网垫植被和土工格室工程护坡······103

6.6土工系统用于防护······103

6.7其他防护工程······106

7加筋······108

7.1一般规定······108

7.2加筋土结构设计······108

7.3加筋土挡墙设计······108

7.4软基筑堤加筋设计与施工······110

7.5加筋土坡设计与施工······112

7.6软基加筋桩网结构设计与施工······113

8施工检测······118

8.2检测要求······118