JGJ149-2017：混凝土异形柱结构技术规程

JGJ149-2017······1

l总则······10

2 术语和符号······11

2.1 术语······11

2.2 符号······11

3 结构设计的基本规定······14

3.1结构体系······14

3.2 结构布置······16

3.3 结构抗震等级······18

4 结构计算分析······20

4.1 极限状态设计······20

4.2 荷载和地震作用······21

4.3 结构分析模型与计算参数······21

4.4 水平位移限值······22

5 截面设计······24

5.1异形柱正截面承载力计算······24

5.2异形柱斜截面受剪承载力计算······28

5.3异形柱框架梁柱节点核心区受剪承载力计算······31

6 结构构造······37

6.1一般规定······37

6.2 异形柱结构······38

6.3 异形柱框架梁柱节点······44

7 异形桩结构的施工及验收······52

附录A 底部抽柱带转换层的异形柱结构······54

木规程用词说明······57

引用标准名录······58

附: 条文说明······60

l总则······62

2 术语和符号······64

2.1 术语······64

2.2 符号······64

3 结构设计的基本规定······65

3.1结构体系······65

3.2 结构布置······69

3.3 结构抗震等级······73

4 结构计算分析······75

4.1 极限状态设计······75

4.2 荷载和地震作用······76

4.3 结构分析模型与计算参数······78

4.4 水平位移限值······80

5 截面设计······81

5.1异形柱正截面承载力计算······81

5.2异形柱斜截面受剪承载力计算······83

5.3异形柱框架梁柱节点核心区受剪承载力计算······84

6 结构构造······89

6.1一般规定······89

6.2 异形柱结构······90

6.3 异形柱框架梁柱节点······93

7 异形桩结构的施工及验收······96

附录A 底部抽柱带转换层的异形柱结构······98