【正文】 接。編制依據(jù)，本次復(fù)工按照原施工圖設(shè)計(jì)時(shí)執(zhí)行的規(guī)范、標(biāo)準(zhǔn)、規(guī)定，將損毀的工程修復(fù)至停工界面狀態(tài)。E、實(shí)施項(xiàng)目管理，通過(guò)對(duì)勞務(wù)、設(shè)備、材料、技術(shù)、資金、方案、信息、時(shí)間與空間的優(yōu)化處理，實(shí)現(xiàn)成本、工期、質(zhì)量及社會(huì)效益。C、堅(jiān)持技術(shù)先進(jìn)性、科學(xué)合理性、經(jīng)濟(jì)實(shí)用性、安全可靠性與實(shí)事求是相結(jié)合。灌注樁基礎(chǔ)施工方案培訓(xùn)資料作者：日期： XX至XX高速公路一分部橋梁樁基施工技術(shù)方案 中交XX工程局有限公司XX至XX高速公路一分部項(xiàng) 目 經(jīng) 理 部 XXXX年X月XX日XX高 速 公 路 一 分 部 項(xiàng) 目 經(jīng) 理 部XX高速公路一分部橋梁樁基施工技術(shù)方案 編制人： 復(fù)核人： 審批人： XX工程有限公司XX高速公路一分部項(xiàng)目經(jīng)理部XXXX年XX月X X日 目 錄一、編制原則和編制依據(jù) ....................................................................................... 1 編制原則 .......................................................................................................... 1 編制依據(jù) .......................................................................................................... 1 二、施工總體概況 ................................................................................................... 2 工程簡(jiǎn)介 .......................................................................................................... 2 地形、地貌 ...................................................................................................... 3 水文氣象 .......................................................................................................... 3 管理機(jī)構(gòu) .......................................................................................................... 4 機(jī)械進(jìn)場(chǎng)情況和計(jì)劃安排 .............................................................................. 4 勞動(dòng)力安排 ...................................................................................................... 5 原材料 .............................................................................................................. 5 三、沖孔樁施工技術(shù)方案 ....................................................................................... 6 測(cè)量放樁 .......................................................................................................... 6 護(hù)筒埋設(shè) .......................................................................................................... 6 造漿 .................................................................................................................. 7 沖擊成孔 .......................................................................................................... 8 鋼筋加工及安裝 ............................................................................................ 10 吊放導(dǎo)管 ........................................................................................................ 11 二次清孔 ........................................................................................................ 12 水下砼灌澆注 ................................................................................................ 12 鉆孔樁基施工注意事項(xiàng) .............................................................................. 13 1破除樁頭 ...................................................................................................... 14 1基樁檢測(cè) ...................................................................................................... 14 1 施工工藝流程圖 ......................................................................................... 15 四、人工挖孔樁施工技術(shù)方案 ............................................................................. 16 放線、定樁位及高程 .................................................................................... 16 開(kāi)挖第一節(jié)樁孔土方 .................................................................................... 16 孔口防護(hù) ........................................................................................................ 17 挖孔護(hù)壁 ........................................................................................................ 17 澆筑第一節(jié)護(hù)壁砼 ........................................................................................ 18 挖孔樁排水 .................................................................................................... 18 檢查樁位（中心）軸線、標(biāo)高 .................................................................... 19 架設(shè)垂直運(yùn)輸架 ............................................................................................ 19 安裝提升設(shè)備、吊桶、活動(dòng)蓋板、水泵、通風(fēng)機(jī)等 .............................. 19 1開(kāi)挖第二節(jié)樁孔土方 .................................................................................. 19 1終孔檢查 ...................................................................................................... 19 1鋼筋加工 ...................................................................................................... 20 1樁基混凝土灌注 .......................................................................................... 21 1成樁檢測(cè) ...................................................................................................... 22 1特殊地層處理 .............................................................................................. 23 1人工挖孔樁注意事項(xiàng) .................................................................................. 23 五、人工挖孔爆破作業(yè)施工 ................................................................................. 25 準(zhǔn)備工作 ........................................................................................................ 25 裝藥 ................................................................................................................ 25 堵塞及引線連接 ............................................................................................ 25 爆破安全距離 ................................................................................................ 26 爆破操作 ........................................................................................................ 27 六、施工進(jìn)度計(jì)劃 ................................................................................................. 27 七、質(zhì)量保證體系及控制措施 ............................................................................. 28 １、質(zhì)量保證體系 .............................................................................................. 28 ２、工程質(zhì)量控制措施 ...................................................................................... 29 質(zhì)量通病的原因分析及預(yù)防控制措施 ........................................................ 32 八、施工安全、文明施工、環(huán)境保護(hù)保證措施 ........................