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沙坪坝铁路枢纽综合改造工程站场上盖区塔吊专项施工方案编制：复核：审核：中铁十七局集团沙坪坝枢纽工程指挥部二〇一六年四月I沙坪坝铁路枢纽综合改造工程站场上盖区塔吊专项施工方案目录第一章编制依据及范围........................................11.编制依据................................................12.编制范围................................................1第二章工程概况..............................................1第三章塔吊的安装与拆除......................................21.塔吊布置................................................21.1布置方案............................................21.2电源设置............................................22.塔吊基础设计............................................22.1塔吊基础设计........................................22.2塔吊基础的计算......................................43.塔吊基础施工............................................63.1土方开挖............................................73.2模板工程............................................73.3钢筋施工............................................83.4混凝土施工..........................................83.5塔吊基础维护........................................94.塔吊安装................................................94.1准备工作............................................94.2安装基础节、标准节架...............................104.3安装套架...........................................104.5安装塔顶...........................................104.6安装司机室.........................................104.7安装平衡臂总成.....................................104.8安装起重臂总成.....................................114.9安装平衡重.........................................114.10穿绕钢丝绳........................................11中铁十七局集团沙坪坝枢纽工程指挥部III沙坪坝铁路枢纽综合改造工程站场上盖区塔吊专项施工方案4.11检查、接电源及试运转..............................124.12顶升塔机..........................................124.13避雷接地..........................................134.14安全装置调试......................................144.15塔吊运行试验......................................145.塔吊拆除...............................................155.1拆卸标准节.........................................155.2拆除钢丝绳.........................................165.3拆卸平衡重.........................................165.4拆卸起重臂总成.....................................175.5拆卸平衡臂.........................................175.6拆卸司机室.........................................175.7拆卸塔顶...........................................175.8拆卸回转支承总成...................................175.9拆卸套架...........................................175.10拆卸基础节........................................18第四章工期计划及资源配置...................................181.工期计划...............................................182.劳动力配置.............................................183.设备配置...............................................18第五章重大危险源及安全技术管理措施.........................19第六章安全保证措施.........................................201.塔吊安装安全技术措施...................................201.1安全保证措施.......................................201.2安装作业过程注意事项...............................201.3安装注意事项：.....................................212.塔吊拆除安全保证措施................