JGJ231-2010建筑施工承插型盘扣式钢管支架安全技术规程

时间: 2020-08-01 06:43 阅读: 次大中小

本帖最后由快乐人儿于 2011-11-29 10:57 编辑

1 总则········································································1

2 术语符号···································································2

2.1术语·····································································2

2.2符号·····································································3

3主要构配件的材质及制作质量要求···············································5

3.1主要构配件·······························································5

3.2材质要求·································································5

3.3制作质量要求·····························································6

4 荷载········································································7

4.1荷载分类·································································7

4.2荷载标准值·······························································7

4.3荷载的分项系数···························································8

4.4荷载效应组合·····························································9

5 结构设计计算································································10

5.1基本设计规定·····························································10

5.2地基承载力计算··························································11

5.3模板支架计算····························································11

5.4双排外脚手架计算························································12

6 构造要求····································································15

6.1模板支架································································15

6.2双排外脚手架····························································17

7 搭设与拆除·································································18

7.1施工准备································································18

7.2施工方案································································18

7.3地基与基础处理··························································18

7.4模板支架搭设与拆除······················································19

7.5双排外脚手架搭设与拆除··················································19

8 检查与验收·································································21

9 安全管理与维护·····························································22

附录A：主要产品构配件种类及规格··············································23

附录B：风压高度变化系数························································25

附录C：有关设计参数··························································26

附录D：轴心受压构件的稳定系数················································27
JGJ231-2010建筑施工承插型盘扣式钢管支架安全技术规程_1

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