GB51247-2018······1

1 總則······11

2 術(shù)語和符號(hào)······13

2.1 術(shù)語······13

2.2 符號(hào)······16

3 基本規(guī)定······18

4 場地、地基和邊坡······21

4.1 場地······21

4.2 地基······23

4 3 邊坡······25

5 地震作用和抗震計(jì)算······26

5.1 地震動(dòng)分量及其組合······26

5.2 地震作用的類別······26

5.3 設(shè)計(jì)反應(yīng)譜······27

5.4 地震作用和其他作用的組合······28

5.5 結(jié)構(gòu)計(jì)算模式和計(jì)算方法······28

5.6 水工混凝土和地基巖體材料動(dòng)態(tài)性能······31

5.7 承載能力分項(xiàng)系數(shù)極限狀態(tài)抗震設(shè)計(jì)······31

5.8 附屬結(jié)構(gòu)的抗震計(jì)算······32

5.9 地震動(dòng)土壓力······33

6 土石壩······35

6.1 抗震計(jì)算······35

6.2 抗震措施······37

7 重力壩······40

7.1 抗震計(jì)算······40

7.2 抗震措施······43

8 拱壩······45

8.1 抗震計(jì)算······45

8.2 抗震措施······48

9 水閘······49

9.1 抗震計(jì)算······49

9.2 抗震措施······51

10 水工地下結(jié)構(gòu)······53

10.1 抗震計(jì)算······53

10.2 抗震措施······54

11 進(jìn)水塔······56

11.1 抗震計(jì)算······56

11.2 抗震措施······60

12 水電站壓力鋼管和地面廠房······62

12.1 壓力鋼管······62

12.2 地面廠房······63

1 3 渡槽······65

13.1 抗震計(jì)算······65

13.2 抗震措施······66

14 升船機(jī)······67

14.1 抗震計(jì)算······67

14.2 抗震措施······67

附錄A 土石壩擬靜力法抗震穩(wěn)定計(jì)算······69

附錄B 渡槽槽體內(nèi)動(dòng)水壓力計(jì)算······72

本標(biāo)準(zhǔn)用詞說明······76

引用標(biāo)準(zhǔn)名錄······77

附:條文說明······79

1 總則······82

3 基本規(guī)定······84

4 場地、地基和邊坡······87

4.1 場地······87

4.2 地基······88

4.3 邊坡······92

5 地震作用和抗震計(jì)算······93

5.1 地震動(dòng)分量及其組合······93

5.2 地震作用的類別······94

5.3 設(shè)計(jì)反應(yīng)譜······95

5.4 地震作用和其他作用的組合······96

5.5 結(jié)構(gòu)計(jì)算模式和計(jì)算方法······97

5.6 水工混凝土和地基巖體材料動(dòng)態(tài)性能······99

5.7 承載能力分項(xiàng)系數(shù)極限狀態(tài)抗震設(shè)計(jì)······100

5.9 地震動(dòng)土壓力······103

6 土石壩······104

6.1 抗震計(jì)算······104

6.2 抗震措施······112

7 重力壩······117

7.1 抗震計(jì)算······117

7.2 抗震措施······122

8 拱壩······123

8.1 抗震計(jì)算······123

8.2 抗震措施······127

9 水閘······129

9.1 抗震計(jì)算······129

9.2 抗震措施······129

10 水工地下結(jié)構(gòu)······131

10.1 抗震計(jì)算······131

10.2 抗震措施······135

11 進(jìn)水塔······137

11.1 抗震計(jì)算······137

12 水電站壓力鋼管和地面廠房······140

12.1 壓力鋼管······140

12.2 地面廠房······140

1 3 渡槽······142

13.1 抗震計(jì)算······142

13.2 抗震措施······143

14 升船機(jī)······145

14.1 抗震計(jì)算······145

14.2 抗震措施······146