JGJ55-2011······1

1 總則······10

2 術語和符號······11

2.1 術語······11

2.2 符號······12

3 基本規定······14

4 混凝土配制強度的確定······18

5 混凝土配合比計算······20

5.1 水膠比······20

5.2 用水量和外加劑用量······21

5.3 膠凝材料、礦物摻合料和水泥用量······23

5.4 砂率······23

5.5 粗、細骨料用量······24

6 混凝土配合比的試配、調整與確定······26

6.1 試配······26

6.2 配合比的調整與確定······27

7 有特殊要求的混凝土······29

7.1 抗滲混凝土······29

7.2 抗凍混凝土······30

7.3 高強混凝土······31

7.4 泵送混凝土······32

7.5 大體積混凝土······33

本規程用詞說明······35

引用標準名錄······36

附：條文說明······37

1 總則······41

2 術語和符號······42

2.1 術語······42

3 基本規定······44

4 混凝土配制強度的確定······46

5 混凝土配合比計算······47

5.1 水膠比······47

5.2 用水量和外加劑用量······47

5.3 膠凝材料、礦物摻合料和水泥用量······48

5.4 砂率······48

5.5 粗、細骨料用量······48

6 混凝土配合比的試配、調整與確定······49

6.1 試配······49

6.2 配合比的調整與確定······50

7 有特殊要求的混凝土······51

7.1 抗滲混凝土······51

7.2 抗凍混凝土······51

7.3 高強混凝土······52

7.4 泵送混凝土······53

7.5 大體積混凝土······53