【正文】 鄭州市南三環(huán)跨京廣鐵路立交工程 鄰近 營 業(yè)線施工專項方案 目錄 目錄 ............................................................................................................................................. 1 一、編制依據(jù) ............................................................................................................................... 1 二、編制范圍 ............................................................................................................................... 1 三、編制原則 ............................................................................................................................... 1 四、工程概況 ............................................................................................................................... 2 工程總體概況 ................................................................................................................... 2 主要工程數(shù)量 ................................................................................................................... 3 地質(zhì)及水文地質(zhì)條件 ......................................................................................................... 3 地形地貌特征 ........................................................................................................... 3 場地巖土工程性質(zhì) .................................................................................................... 3 地震動參數(shù) ............................................................................................................... 4 五、施工組織 ............................................................................................................................... 4 總體思路 .......................................................................................................................... 4 施工組織及管理措施 ......................................................................................................... 4 施工準(zhǔn)備階段組織措施 ............................................................................................. 5 施工階段組織措施 .................................................................................................... 5 施工總體部署 ................................................................................................................. 5 施工組織管理機構(gòu) .................................................................................................... 5 勞動力組織 ............................................................................................................... 7 主要機械設(shè)備 ........................................................................................................... 7 施工管理目標(biāo) ................................................................................................................... 8 工期目標(biāo) .................................................................................................................. 8 安全目標(biāo) .................................................................................................................. 8 六、施工工藝和安全防護(hù)措施 ....................................................................................................... 8 施工準(zhǔn)備 .......................................................................................................................... 8 安全培訓(xùn) ................................................................................................................. 9 簽訂協(xié)議 .................................................................................................................. 9 勘查現(xiàn)場及管線改遷 ................................................................................................. 9 鉆孔樁施工工藝及安全防護(hù)措施 ....................................................................................... 9 工藝流程圖（如圖） ................................................................................................. 9 施工前準(zhǔn)備工作 ........................................................................................................ 9 鉆孔樁施工 ..............................................................................................................11 鋼筋工程 .................................................................................................................13 混凝土工程 ..............................................................................................................16 安全防護(hù)措施 ..........................................................................................................18 承臺施工工藝及安全防護(hù)措施 ..........................................................................................19 施工準(zhǔn)備及工藝流程 ................................................................................................19 基坑開挖及防護(hù) .......................................................................................................19 鑿除樁頭 .................................................................................................................20 施工放樣 .................................................................................................................21 承臺鋼筋制作、安裝 ................................................................................................21 綜合接地筋布設(shè) .......................................................................................................22 模板工程 .................................................................................................................22 承臺混凝土澆筑 .......................................................................................................22 混凝土的拆模及養(yǎng)護(hù) ................................................................................................24 基坑回填 ...............................................................................................................24 鄭州市南三環(huán)跨京廣鐵路立交工程 鄰近 營 業(yè)線施工專項方案 質(zhì)量要求及驗收標(biāo)準(zhǔn) ..............................................................................................24 安全防護(hù)措施 ........................................................................................................25 墩身施工工藝