道岔施工方案

客运线路插铺道岔施工方案

目 录

1、编制依据 ················································································································· 1

2、概述 ________________________________________________________________ 1

2.1、工程概况 __________________________________________________________ 1

2.2、工程特点及难点 ____________________________________________________ 2

2.3、总体施工方案及施工组织 ____________________________________________ 2

2.4

、总体施工方案

3

3.1、前期工作

3.2、封锁前准备 ________________________________________________________ 8

3.3、封锁施工方案、措施 _______________________________________________ 11

4、主要技术标准及施工工艺 ··················································································· 22

4.1、道岔预铺 _________________________________________________________ 22

4.2、正位铺设道岔 _____________________________________________________ 22

4.3、道岔拨移 _________________________________________________________ 26

4.4、无缝线路焊接 _____________________________________________________ 27

4.5、无缝线路应力放散及锁定 ___________________________________________ 28

4.6、插铺施工注意事项 _________________________________________________ 29

5.施工组织 ················································································································· 30

6、质量保证措施 ······································································································· 31

6.1、质量目标 _________________________________________________________ 31

6.2、质量保证体系 _____________________________________________________ 31

7、安全保证措施 ······································································································· 33

7.1、营业线作业安全防护 _______________________________________________ 35

7.2、施工期间具体防护 _________________________________________________ 35