【正文】 .......................................................................................7 做好置換泥漿工作 ........................................................................................................................................8 中繼間及管內(nèi)接縫密封性處理 ....................................................................................................................8 管材選用 ......................................................................................................................................................10 高速公路監(jiān)測措施 .....................................................................................................................................10 在穿越工程之前必須做好前程檢測工作 ......................................................................................................10 監(jiān)測方法 ..........................................................................................................................................................10 高程控制網(wǎng)測量 ............................................................................................................................................11 監(jiān)測點(diǎn)垂直位移測定 ....................................................................................................................................11 監(jiān)測點(diǎn)布設(shè) ....................................................................................................................................................11 監(jiān)測頻率 .......................................................................................................................................................11 監(jiān)測初始值測定 .........................................................................................................................................1施工監(jiān)測頻率 ..........................................................................................................................................11 監(jiān)測實(shí)施 .....................................................................................................................................................13 施工監(jiān)測預(yù)警 .............................................................................................................................................13 監(jiān)測資料整理、提交流程 .........................................................................................................................13 監(jiān)測工作的管理 .........................................................................................................................................14III / 42 保證監(jiān)測質(zhì)量的措施 .................................................................................................................................156 、主要施工方案 .............................................................................................................................................15. 深基坑開挖 .....................................................................................................................................................157 、施工機(jī)械 ....................................................................................................................................................20 ........................................................................................................................................................2機(jī)械式（土壓平衡）頂管工藝流程： ........................................................................................................2頂力計(jì)算、最大頂距確定 ............................................................................................................................2中繼間的構(gòu)造、組成、拆裝 ........................................................................................................................2 后靠背 ..........................................................................................................................................................2挖土與頂進(jìn) ....................................................................................................................................................2觸變泥漿減阻及護(hù)壁 ....................................................................................................................................2壓漿方法 ........................................................................................................................................................2頂管頂進(jìn)過程中，測量控制及糾偏 ............................................................................................................2穿越后期施工措施 ........................................................................................................................................2應(yīng)急跟蹤注漿保護(hù) ......................................................................................................................................29長距離頂進(jìn)通風(fēng)空氣保障措施 ....................................................................................................................29應(yīng)急預(yù)案 ....................................................................................................................................................31 在本段開頂之前，就要設(shè)置好應(yīng)急小組，以解決施工中可能發(fā)生的危險(xiǎn)情況 .....................................31 組織管理機(jī)構(gòu) ................................................................................................................................................31 主要人員職責(zé) ................................................................................................................................................31 應(yīng)急搶險(xiǎn)物資 ................................................................................................................................................32 信息報(bào)告和通訊聯(lián)絡(luò) ....................................................................................................................................32 應(yīng)急情況處理流程 ........................................................................................................................................32 緊急安全疏散 .....................................................................................................