管廊钢结构柱节井字架脚手架搭设方案.docxVIP

管廊钢结构柱节井字架脚手架搭设方案

目录

一、前言....................................................4

1.1项目背景.............................................4

1.2编制依据.............................................5

1.3编制目的.............................................6

二、工程概况................................................6

2.1工程简介.............................................7

2.2施工区域划分.........................................8

2.3施工材料及设备.......................................9

三、搭设方案...............................................10

3.1搭设原则............................................11

3.2搭设顺序............................................12

3.3脚手架基础..........................................13

3.3.1地基处理........................................14

3.3.2基础垫层........................................14

3.3.3基础梁设置......................................15

3.4脚手架结构..........................................16

3.4.1构件选用........................................17

3.4.2连接节点设计....................................18

3.4.3架设高度及步距..................................20

3.5节井字架搭设........................................21

3.5.1节井字架设计....................................22

3.5.2搭设步骤........................................23

3.5.3连接要求........................................25

3.6脚手架安全防护......................................26

3.6.1防坠落措施......................................27

3.6.2防触电措施......................................28

3.6.3防水措施........................................29

3.7脚手架检查与验收....................................30

四、施工技术要求...........................................30

4.1施工工艺流程........................................31

4.2施工要点............................................31

4.2.1构件安装........................................32

4.2.2连接节点处理....................................33

4.2.3节井字架调整....................................34

4.3施工质量控制........................................34

4.3.1材料质量控制......