【正文】 ................................................................22 起拔鋼護(hù)筒 .......................................................................................................................................24 二管旋噴樁施工..........................................................................................................................................24 工藝流程 .............................................................................................................................................25 施工準(zhǔn)備工作 .....................................................................................................................................25 施工方法及施工要點(diǎn) .........................................................................................................................25 咬合樁施工..................................................................................................................................................27 內(nèi)支撐施工..................................................................................................................................................30 工藝流程 .............................................................................................................................................30 1 施工方法 .............................................................................................................................................30 噴射砼施工..................................................................................................................................................32 施工操作要點(diǎn) .....................................................................................................................................32 質(zhì)量要求： .........................................................................................................................................32 噴錨支護(hù)過(guò)程中可能遇到的問(wèn)題和解決方案 .................................................................................32 沖孔樁施工..................................................................................................................................................32 施工流程 .............................................................................................................................................32 沖孔樁施工要點(diǎn) .................................................................................................................................33 土方開(kāi)挖施工..............................................................................................................................................33 土方開(kāi)挖特點(diǎn)及對(duì)策 .........................................................................................................................33 土方開(kāi)挖總則 .....................................................................................................................................34 土方開(kāi)挖流程 .....................................................................................................................................34 土方開(kāi)挖分區(qū) .....................................................................................................................................35 施工準(zhǔn)備工作 .....................................................................................................................................36 施工要點(diǎn) .............................................................................................................................................38 土方開(kāi)挖施工技術(shù)要求 .....................................................................................................................384．10 巖釘施工方案 ...........................................................................................................................................39 施工工藝流程 ....................................................................................................................................39 施工準(zhǔn)備 ............................................................................................................................................39 施工方法及技術(shù)措施 ........................................................................................................................39 巖釘框架質(zhì)量保證措施 ....................................................................................................................41 預(yù)應(yīng)力錨索施工方案.................................................................................................................................41 施工工藝流程 ....................................................................................................................................41 施工準(zhǔn)備 ............................................................................................................................................42 施工方法及技術(shù)控制 ........................................................................................................................42 基坑周邊變形觀測(cè) .............................................................................................................................44 基坑檢測(cè)要求和方法 ...........................................................................................................................44 汽車(chē)輪胎沖洗及夜間照明 ...................................................................................................................51 施工降排水措施 ...................................................................................................................................51第五章 質(zhì)量、安全保證措施 ...............................................................................................................................53 質(zhì)量保證措施..............................................................................................................................................53 質(zhì)量管理制度 .....................................................................................................................................53 質(zhì)量管理機(jī)構(gòu) ...............................................................................................