【正文】 ..........................8 ......................................................................................................................................10 ......................................................................................................................................10 ......................................................................................................................................10 ......................................................................................................................................1難點(diǎn) ...........................................................................................................................11 ..................................................................................................................11 ......................................................................................................................................11 ......................................................................................................................................12 工期計(jì)劃 ..............................................................................................................................12 勞動力安排 ..........................................................................................................................12 機(jī)械安排 ..............................................................................................................................13 .....................................................................................................................................14 施工技術(shù)準(zhǔn)備 .............................................................................................................................14 圖紙復(fù)核 ..............................................................................................................................14 測量放樣 ..............................................................................................................................14 現(xiàn)場校核 ..............................................................................................................................14 施工布置 .....................................................................................................................................15 施工場地布置 ......................................................................................................................15 臨時(shí)用電 ..............................................................................................................................15 臨時(shí)用水 ..............................................................................................................................15 施工便道及運(yùn)輸方式 ..........................................................................................................15 施工目標(biāo)控制 .............................................................................................................................15 質(zhì)量目標(biāo) ..............................................................................................................................15 安全目標(biāo) ..............................................................................................................................16 環(huán)保及水土保持目標(biāo) ..........................................................................................................16 文明施工目標(biāo) ......................................................................................................................16 ..................................................................................................................16 施工準(zhǔn)備 .....................................................................................................................................16 場地平整 ..............................................................................................................................16 施工放樣 ..............................................................................................................................16 施工流程 .....................................................................................................................................16 基底加固涵洞施工流程 .......................................................................................................17新建川藏鐵路拉薩至林芝段 LLZQ3 標(biāo)第二項(xiàng)目部 涵洞工程專項(xiàng)施工方案中鐵五局（集團(tuán)）有限公司拉林鐵路工程指揮部第二項(xiàng)目部3 基底非加固涵洞施工流程 ...................................................................................................18 ......................................................................................................................................18 平面控制測量 ......................................................................................................................18 高程控制測量 ......................................................................................................................19 施工放樣測量 ......................................................................................................................19 涵洞施工方法 .............................................................................................................................19 基底處理施工方法 ...............................................................................................................19 基坑開挖 ...............................................................................................................................24 墊層施工 ...............................................................................................................................24 涵身施工 ...............................................................................................................................24 模板工程 ...............................................................................................................................24 鋼筋的制備 ...........................................................................................................................25 混凝土澆筑 ........