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連續(xù)梁預(yù)應(yīng)力張拉壓漿施工組織方案(存儲版)

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【正文】 驗等按規(guī)范要求進(jìn)行抽檢,抽檢合格后方可使用。b、張拉不能超過 200 束鋼絞線束,且不超過一個月。預(yù)應(yīng)力管道安置:由波紋管制孔,波紋管的安裝以底模為基準(zhǔn),嚴(yán)格按照給定坐標(biāo)或曲線要素定位,直線段一般按照每延米一個定位架,曲線段適當(dāng)加密,滿足水平方向偏差不大于 10mm ,豎向偏差不大于 5mm,定出波紋管的位置。根據(jù)設(shè)計要求預(yù)應(yīng)力相對于箱梁中心線對稱張拉,張拉采用雙控措施,以張拉力為主,伸長量校核,技術(shù)指南要求允許誤差177。施工前,對縱向張拉束用紅油漆做好標(biāo)識,以備隨時檢查和方便施工?;炷猎跐沧⑦^程中及澆筑后對已經(jīng)穿束的鋼絞線和塑料管反復(fù)抽拉、松動,確定沒有發(fā)生漏漿、堵管事故。xxxx 特大橋在 10墩處跨過 xxxx,主墩墩頂 0塊長 ,梁中 3m 段高 ,梁端高 ,箱梁頂寬,底寬 ,腹板厚度由 90cm 變?yōu)?60cm,底板由 60cm 漸變?yōu)?0cm,橫梁寬 ,梁體 C50 砼 方,重量 212t。在確保工程質(zhì)量標(biāo)準(zhǔn)的前提下,積極采用新技術(shù)、新工藝、新機(jī)具、新材料、新測試方法。 專業(yè)資料整理分享 完美 WORD 格式編輯 連續(xù)梁預(yù)應(yīng)力張拉壓漿施工組織設(shè)計編 制:復(fù) 核:審 核: 專業(yè)資料整理分享 完美 WORD 格式編輯 目 錄一、編制依據(jù) ...........................................................................................................................................................1二、編制原則 ...........................................................................................................................................................1三、工程概況 ...........................................................................................................................................................2 .............................................................................................................................................2 ..................................................................................................................2四、施工準(zhǔn)備和組織安排 .........................................................................................................................................4 .................................................................................................................................................................4 .................................................................................................................................................................4 ..............................................................................................................................設(shè)備一覽表 ..........................................................................................................................................5五、施工方案 ...........................................................................................................................................................預(yù)應(yīng)力管道安裝及穿束 .......................................................................................................................................預(yù)應(yīng)力張拉條件 ..................................................................................................................................................6 張拉設(shè)備 ...........................................................................................................................................................6 梁體結(jié)構(gòu) ...........................................................................................................................................................7 張拉參數(shù) ...........................................................................................................................................................張拉前施工準(zhǔn)備 ..................................................................................................................................................張拉施工 ............................................................................................................................................................張拉操作工藝 ..............................................................................................................................................張拉過程 ......................................................................................................................................................1預(yù)應(yīng)力管道壓漿 ................................................................................................................................................1真空壓漿原理 ..............................................................................................................................................1施工準(zhǔn)備工作 ..............................................................................................................................................1試抽真空 ......................................................................................................................................................1攪拌水泥漿 ...............................................
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