排水沟井盖铸铁井盖更换施工方案.docxVIP

排水沟井盖铸铁井盖更换施工方案

目录

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

1.1编制依据.............................................5

1.2工程概况.............................................5

1.3施工目的与意义.......................................6

二、施工准备................................................7

2.1材料准备.............................................7

2.2机具准备.............................................8

2.3人员预备.............................................8

2.3.1技术负责人.......................................9

2.3.2安全员..........................................10

2.3.3操作工人........................................11

三、施工步骤与方法.........................................11

3.1施工前准备..........................................12

3.1.1施工现场勘察....................................13

3.1.2作业条件检查....................................14

3.1.3安全防护措施制定................................15

3.2井盖拆除............................................16

3.2.1井盖标记定位....................................16

3.2.2吊装工具准备....................................18

3.2.3井盖稳固切割....................................19

3.2.4井盖起吊与移除..................................20

3.3铸铁井盖更换........................................21

3.3.1新井盖检查与安装................................22

3.3.2填充物添加与平整................................23

3.3.3固定螺栓紧固....................................23

3.3.4井盖位置调整与复核..............................24

3.4清理现场及验收......................................25

3.4.1施工垃圾清理....................................26

3.4.2验收标准检查....................................26

3.4.3现场安全检查....................................27

四、安全及环保措施.........................................28

4.1安全防护要求........................................29

4.1.1个人防护装备佩戴................................30

4.1.2施工区域警示....................................31

4.1.3危险作业区域隔离................................32

4.2环保要求...........................................