地鐵區(qū)間過既有線專項施工方案-2011.09.08

1、站區(qū)間下穿既有線安全專項施工方案1目錄1編制依據(jù)及原則..........................................................41.1編制依據(jù).............................................................41.2編制原則..........................................................

2、...42工程概況................................................................42.1地理位置及周邊環(huán)境...................................................42.2朝東區(qū)間下穿既有線段概況.............................................42.3既有二號線哈哈站概況........

3、.........................................52.4新建區(qū)間與既有站關(guān)系.................................................62.5工程地質(zhì).............................................................62.6水文地質(zhì).......................................

4、......................62.7既有線控制標(biāo)準(zhǔn)及保護措施.............................................72.7.1下穿既有2號線哈哈站主體變形控制標(biāo)準(zhǔn)............................72.7.2下穿既有線沉降點初始值的確定....................................82.7.3既有線設(shè)計保護措施..............

5、................................82.8過既有線段降水設(shè)計..................................................103工程重、難點分析.......................................................113.1確保無水施工是下穿工程的最大難點....................................11

6、3.2確保既有結(jié)構(gòu)沉降不超標(biāo)是下穿工程的又一大難點........................123.3確保防水質(zhì)量是下穿工程的施工控制重點................................124過既有線總體施工方案...................................................124.1施工總體方案.........................................

7、...............124.2施工順序及步驟...................................................135過既有線主要施工方案...................................................155.1注漿方案............................................................155.1.1注漿

8、工作室......................................................175.1.2漿液選擇........................................................175.1.3工藝選擇........................................................195.1.4袖閥管注漿.................

9、.....................................195.1.4.1施工工藝......................................................195.1.4.2施工方法......................................................215.1.5深孔注漿......................................

10、..................23站區(qū)間下穿既有線安全專項施工方案311應(yīng)急預(yù)案..............................................................4211.1應(yīng)急準(zhǔn)備...........................................................4211.1.1組織機構(gòu)..................................

11、....................4211.1.2管理職責(zé)......................................................4211.1.3實施機構(gòu)......................................................4411.1.4設(shè)備物資配置..................................................4411

12、.1.5應(yīng)急專用資料..................................................4411.2應(yīng)急預(yù)案培訓(xùn)與演練.................................................4411.2.1安全培訓(xùn)及交底................................................4411.2.2應(yīng)急預(yù)案的定期檢查完善制度............

13、........................4511.2.3組織應(yīng)急演習(xí)..................................................4511.3事故調(diào)查程序.......................................................4611.3.1現(xiàn)場處理.....................................................

14、.4611.3.2事故事實材料的收集............................................4611.3.3善后事宜處理..................................................4711.4糾正與完善.........................................................4711.5應(yīng)急領(lǐng)導(dǎo)小組聯(lián)系表...........