过路顶管工作井工程施工方案.docx

过路顶管工作井工程施工方案

目录

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

1.1工程背景.............................................5

1.2方案编制依据.........................................6

1.3方案施工目标.........................................7

二、工程概况................................................7

2.1工程地点.............................................9

2.2工程规模.............................................9

2.3工程地质与水文条件..................................10

2.4工程施工特点及难点分析..............................11

三、施工准备...............................................13

3.1施工材料准备........................................13

3.2施工设备选择........................................14

3.3施工队伍组织........................................15

3.4施工现场布置........................................16

3.5安全防护措施........................................17

四、施工方法与工艺流程.....................................18

4.1工作井施工方法......................................19

4.1.1挖掘式工作井施工................................20

4.1.2钻爆法工作井施工................................21

4.1.3盾构法工作井施工................................22

4.2顶管施工工艺流程....................................24

4.2.1管道运输与安装..................................25

4.2.2管道推进与调整..................................27

4.2.3管道连接与密封..................................28

4.2.4试压与验收......................................29

五、施工设备选型与配置.....................................31

5.1主要施工设备........................................31

5.1.1钻探设备........................................32

5.1.2顶管设备........................................33

5.1.3混凝土泵送设备..................................34

5.1.4起重设备........................................35

5.2辅助施工设备........................................36

5.2.1通风设备........................................37

5.2.2供电设备........................................39

5.2.3水泥浆制备设备..................................39

六、施工组织与安排.........................................40

6.1施工进度计划.