目 录
1、工程概况 ...........................................1
2、四电接口施工项目及重要工程量.......................1
2.1 四电接口重要施工项目....................................................................................................1
2.2 四电接口项目重要工程量...............................................................................................2
3、综合洞室及过轨管线 .................................4
3.1 综合洞室 ...........................................................................................................................4
3.2 进出口过轨管线 ..............................................................................................................8
4、隧道综合接地 ......................................10
4.1 初期支护接地 .................................................................................................................10
4.2 二次衬砌综合接地 .........................................................................................................11
4.3 明洞仰拱综合接地 .........................................................................................................12
4.4 综合接地钢筋布设位置.................................................................................................13
5、接触网预埋槽道施工 ................................14
5.1 预埋槽道重要规格型号.................................................................................................14
5.2 槽道里程、位置、型号、偏差控制.............................................................................15
5.3 施工工艺流程 ................................................................................................................18
5.4 施工办法 ........................................................................................................................19
5.5 Ⅳa、Ⅲ级围岩地段预埋加固办法 ..............................................................................22
5.6 槽道二次定位 ................................................................................................................25
6、二衬防闪络接地钢筋焊接............................30
7、水沟电缆槽接地系统 ................................30
8、其他施工规定及注意事项............................33
8.1 综合洞室 .........................................................................................................................33
