【正文】 ............................................................................................15 臨時設施布置原則 ..............................................................................................................15 材料堆場的布置 ...............................................................................................................15 施工總平面管理 ...............................................................................................................15 施工總體工藝流程 ..............................................................................................................17 主要工程項目控制性施工進度 ..........................................................................................17 施工前準備工作 ..................................................................................................................18 四川省大渡河枕頭壩一級水電站庫區(qū) S306 線淹沒復建公路 實施性施工組織設計 3 施工現(xiàn)場準備工作 ...........................................................................................................18 施工供風、供水、供電及通訊系統(tǒng) ...............................................................................18 施工供風系統(tǒng) ................................................................................................................18 施工供水系統(tǒng) ................................................................................................................18 施工用電系統(tǒng)及通訊 ....................................................................................................19 材料供 應及機械設備 .......................................................................................................19 混凝土攪拌站 ...................................................................................................................20 砂石料場和儲料場 ...........................................................................................................20 棄渣場 ...............................................................................................................................20 技術及其他準備工作 ..........................................................................................................20 圖紙會審及技術交底 .......................................................................................................20 測量放線工作 ...................................................................................................................20 其他準備工作 ...................................................................................................................20 施工總平面布置圖 ..............................................................................................................21 5 施工方案與技術措施 ........................................ 22 路基工程測量 ......................................................................................................................22 路基土石方工程 .................................................................................................................22 土石方開挖 ......................................................................................................................22 土石方回填 .......................................................................................................................25 推土機 ............................................................................................................................25 安全措施 ........................................................................................................................26 推土機填土 ....................................................................................................................26 汽車填土 ........................................................................................................................26 填土壓實方法 ................................................................................................................27 土方工程特殊問題的處理 ..............................................................................................28 滑坡與塌方原因分析 ....................................................................................................28 處理的措施和方法 ........................................................................................................28 施工現(xiàn)場排水 ...................................................................................................................29 四川省大渡河枕頭壩一級水電站庫區(qū) S306 線淹沒復建公路 實施性施工組織設計 4 特殊地區(qū)路基處理 ...........................................................................................................30 土石方質(zhì)量保證措施 .......................................................................................................30 土石方安全保證措施 .......................................................................................................31 天然砂礫石底回填工程 ......................................................................................................31 施工流程 ...........................................................................................................................32 材料要求 ...........................................................................................................................32 施工程序 ...........................................................................................................................32 施工方案 ...........................................................................................................................34 水泥穩(wěn)定砂礫石基層工程 .................................................................................................37 材料要求 ...........................................................................................................................37 準備下承層 .......................................................................................................................37 拌和 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