GBT50290-2014······1

1總則······11

2術語和符號······12

2.1術語······12

2.2符號······16

3基本規定······18

3.1材料······18

3.2設計原則······19

3.3施工檢驗······19

4反濾和排水······20

4.1一般規定······20

4.2設計要求······21

4.3施工要求······26

4.4土石壩壩體排水······27

4.5道路排水······28

4.6地下埋管降水······28

4.7軟基塑料排水帶設計與施工······30

5防滲······32

5.1一般規定······32

5.2土工膜防滲設計與施工······33

5.3水利工程防滲······35

5.4交通工程防滲······36

5.5房屋工程防滲······38

5.6環保工程防滲······38

5.7土工合成材料膨潤土防滲墊防滲······39

6防護······42

6.1一般規定······42

6.2軟體排工程防沖······43

6.3土工模袋工程護坡······44

6.4土工網墊植被和土工格室工程護坡······45

6.5路面反射裂縫防治······46

6.6土工系統用于防護······46

6.7其他防護工程······50

7加筋······52

7.1一般規定······52

7.2加筋土結構設計······52

7.3加筋土擋墻設計······53

7.4軟基筑堤加筋設計與施工······58

7.5加筋土坡設計與施工······62

7.6軟基加筋樁網結構設計與施工······64

8施工檢測······68

8.1一般規定······68

8.2檢測要求······68

本規范用詞說明······72

引用標準名錄······73

附：條文說明······75

1總則······79

2術語和符號······80

2.1術語······80

2.2符號······80

3基本規定······82

3.1材料······82

3.2設計原則······85

3.3施工檢驗······85

4反濾和排水······86

4.1一般規定······86

4.2設計要求······86

4.4土石壩壩體排水······88

4.5道路排水······88

4.6地下埋管降水······89

5防滲······90

5.2土工膜防滲設計與施工······90

5.3水利工程防滲······92

5.6環保工程防滲······97

5.7土工合成材料膨潤土防滲墊防滲······97

6防護······99

6.1一般規定······99

6.2軟體排工程防沖······99

6.3土工模袋工程護坡······100

6.4土工網墊植被和土工格室工程護坡······103

6.6土工系統用于防護······103

6.7其他防護工程······106

7加筋······108

7.1一般規定······108

7.2加筋土結構設計······108

7.3加筋土擋墻設計······108

7.4軟基筑堤加筋設計與施工······110

7.5加筋土坡設計與施工······112

7.6軟基加筋樁網結構設計與施工······113

8施工檢測······118

8.2檢測要求······118