【正文】 ***導(dǎo)流、泄洪洞工程 合同編號： *** 下閘封堵施工組織設(shè)計(jì) *** ***項(xiàng)目部 2021 年 12 月 5 日 目 錄 1 工程概述 .......................................................................................................................... 1 2 下閘蓄水時間安排 ........................................................................................................... 1 3 主要工程量 ....................................................................................................................... 2 4 施工重點(diǎn)分析 ................................................................................................................... 3 導(dǎo)流洞下閘是下閘蓄水的重難點(diǎn) ...................................................................................... 3 泄洪洞交叉段開挖是施工的重難點(diǎn) ................................................................................... 3 5 施工布置 .......................................................................................................................... 3 施工道路布置 .................................................................................................................. 3 施工供電、照明布置 ........................................................................................................ 4 施工供風(fēng)布置 .................................................................................................................. 4 施工供水管布置 ............................................................................................................... 4 施工通訊布置 .................................................................................................................. 4 6 下閘蓄水施工總進(jìn)度計(jì)劃 ................................................................................................ 4 導(dǎo)流洞封堵施工進(jìn)度計(jì)劃 ................................................................................................. 6 導(dǎo)流洞與泄洪洞交叉段施工進(jìn)度計(jì)劃 ............................................................................... 6 灌漿工程施工進(jìn)度計(jì)劃 .................................................................................................... 7 金結(jié)安裝工程施工進(jìn)度計(jì)劃 ............................................................................................. 7 7 下閘蓄水前準(zhǔn)備工作 ........................................................................................................ 7 水庫蓄水前主體工程形象 ................................................................................................. 7 下閘前堵漏物資的準(zhǔn)備 .................................................................................................... 8 通信設(shè)備的準(zhǔn)備 ............................................................................................................... 9 下水作業(yè)工具的準(zhǔn)備 ......................................................................................................... 9 施工道路修筑 .................................................................................................................. 9 閘門槽和底坎的清理 .......................................................................................................10 測試鋼梁測試 ................................................................................................................. 11 8 下閘蓄水 ......................................................................................................................... 11 下閘蓄水組織機(jī)構(gòu)和崗位職責(zé) ......................................................................................... 11 組織機(jī)構(gòu) .................................................................................................................... 11 各崗位職責(zé) ................................................................................................................12 下閘蓄水施工程序工藝流程 .............................................................................................13 閘門和啟閉機(jī)的拼裝 ........................................................................................................14 固定卷揚(yáng)式啟閉機(jī)安裝 ...................................................................................................15 導(dǎo)流洞封堵閘門拼裝 .......................................................................................................16 啟閉機(jī)負(fù)荷試驗(yàn)及閘門靜平衡試驗(yàn) ..................................................................................17 啟閉機(jī)的檢查和調(diào)試 .......................................................................................................17 下閘蓄水時閘門監(jiān)測工作 ................................................................................................17 下閘 ...............................................................................................................................18 下閘后的應(yīng)急和堵漏措施 ..............................................................................................18 下閘后的排水措施 .........................................................................................................20 下閘后啟閉設(shè)備的拆除方案 ...........................................................................................20 9 臨時封堵段混凝土的施工 ...............................................................................................21 混凝土分段 .....................................................................................................................21 施工布置 ........................................................................................................................21 基礎(chǔ)面清理 .....................................................................................................................22 模板安裝 ........................................................................................................................22 混凝土澆筑 .....................................................................................................................22 10 永久封堵段混凝土的施工 ..............................................................................................22 混凝土分段 ...................................................................................................................22 基礎(chǔ)面清理