蘭渝鐵路某標(biāo)段某隧道實(shí)施性施工組織設(shè)計(jì)

1、新建蘭渝鐵路工程XX標(biāo)段項(xiàng)目經(jīng)理部三分部實(shí)施性施工組織設(shè)計(jì)（xx二號(hào)隧道二號(hào)隧道DK704797～DK705665）編制：審核：批準(zhǔn)：xx集團(tuán)國(guó)際建設(shè)股份有限公司xx年xx月xx日4總體施工方案...........................................................................................................................

2、.144.1施工基本原則.....................................................................................................................154.1.1保護(hù)圍巖................................................................................

3、.....................................164.1.2內(nèi)實(shí)外美.....................................................................................................................164.1.3重視環(huán)境............................................

4、.........................................................................164.1.4動(dòng)態(tài)施工.....................................................................................................................164.2施工指導(dǎo)原則........

5、.............................................................................................................164.3隧道開挖施工方案..................................................................................................

6、...........174.4隧道支護(hù)施工方案.............................................................................................................174.4.1超前支護(hù)............................................................................

7、.........................................174.4.2初期支護(hù).....................................................................................................................174.5隧道襯砌施工方案......................................

8、.......................................................................174.6防排水施工方案.................................................................................................................204.6.1排水方案.............

9、........................................................................................................214.6.2防水方案.........................................................................................................

10、............214.7隧道棄渣利用和棄置方案.................................................................................................224.8隧道施工輔助作業(yè)..................................................................................

11、...........................224.8.1供風(fēng).............................................................................................................................224.8.2隧道通風(fēng)及防塵方案...........................................

12、......................................................224.8.3供水.............................................................................................................................254.8.4供電與照明....................

13、.............................................................................................254.8.5洞內(nèi)管、路、線總體布置.........................................................................................264.8.6洞內(nèi)外施工調(diào)度通信....

14、.............................................................................................265主要項(xiàng)目施工方法及工藝........................................................................................................265.1洞口及明

15、洞工程施工.........................................................................................................265.1.1施工前準(zhǔn)備工作................................................................................................

16、.........265.1.2土石方開挖.................................................................................................................275.1.3邊仰坡防護(hù)..........................................................................

17、.......................................275.1.4襯砌.............................................................................................................................275.1.5回填......................................