【正文】 新建鐵路武漢至廣州客運(yùn)專線武漢至花都段軌道工程 GDGCⅡ標(biāo)段 無砟高速道岔施工方案中鐵四局集團(tuán)有限公司 1目 錄編制依據(jù)、編制原則、編制范圍 ............................................................................................................1 編制依據(jù) ..............................................................................................................................................1 編制原則 ..............................................................................................................................................1 編制范圍 ..............................................................................................................................................1工程概況 ....................................................................................................................................................2 工程概述 ..............................................................................................................................................2 主要工程數(shù)量 ......................................................................................................................................2 工程特點(diǎn)、重點(diǎn)、難點(diǎn)及措施 ..........................................................................................................3 主要重點(diǎn)、難點(diǎn) ...............................................................................................................................4 針對本工程重點(diǎn)、難點(diǎn)采取的措施 ...............................................................................................4總體施工組織 ............................................................................................................................................5 施工部署規(guī)劃 ......................................................................................................................................5 施工隊(duì)伍的來源 ..................................................................................................................................5 主要相關(guān)工程規(guī)劃及布置 ..................................................................................................................5施工進(jìn)度安排 ............................................................................................................................................7 施工進(jìn)度安排原則 ..............................................................................................................................7 總體施工進(jìn)度安排 ..............................................................................................................................8主要工程項(xiàng)目的施工方案、施工方法 ....................................................................................................8 總體施工方案 ......................................................................................................................................8 無砟 高速道岔施工方法及流程 ..........................................................................................................9 道岔區(qū)基標(biāo)測量 ...............................................................................................................................9 道岔廠內(nèi)組裝及驗(yàn)收 .....................................................................................................................12 道岔分段運(yùn)輸 .................................................................................................................................12 起重、吊裝 .....................................................................................................................................15 道岔進(jìn)場驗(yàn)收及保護(hù) .....................................................................................................................15 CPIII 控制基樁交接及支承層復(fù)測 ...............................................................................................15 布設(shè)道岔縱移走行軌 .....................................................................................................................16 綁孔道床板底層鋼筋網(wǎng)、絕緣處理 ............................................................................................16 道岔軌排縱移小車安裝固定 .........................................................................................................16 道岔軌排分段定位 ......................................................................................................................17 道岔軌排聯(lián)接 ..............................................................................................................................17 安裝支撐調(diào)整裝置 ......................................................................................................................18 縱移小車拆除 ..............................................................................................................................19 道岔粗調(diào) ......................................................................................................................................19 道床板鋼筋安裝及絕緣測試 ......................................................................................................21 道岔電務(wù)轉(zhuǎn)換設(shè)備檢測、調(diào)試、拆除 ......................................................................................21 道床板混凝土模板安裝 ..............................................................................................................23 道岔精調(diào) ......................................................................................................................................23 道岔檢查與評估 ........................................................................................................................26 道床板混凝土澆筑施工 ............................................................................................................27 混凝土殘碴的清理 ......................................................................................................................28 調(diào)節(jié)螺桿孔的灌注 ......................................................................................................................28新建鐵路武漢至廣州客運(yùn)專線武漢至花都段軌道工程 GDGCⅡ標(biāo)段 無砟高速道岔施工方案中鐵四局集團(tuán)有限公司 2 砼澆筑后的測量 .......................................