某国际商业广场工程群塔作业施工方案VIP免费

目录一、编制依据：·················································································1二、工程概况····················································································1三、塔吊位置、性能统计表··································································13.1、位置····················································································13.2、性能指数··············································································23.3、塔吊安装时间及各塔吊关系······················································2四、防碰撞措施·················································································44.1、设施····················································································44.2、塔吊限位··············································································4五、运转··························································································5六、防碰撞安全要求···········································································5七、群塔平面布置图（附图）：····························································7一、编制依据：1、**国际商业广场施工组织设计2、《塔式起重机安全规程》（GB5144---94）3、《建筑机械使用安全技术规程》（JGJ33-2001）4、由塔吊租赁单位提供的QTZ63型液压自升塔式起重机使用说明书二、工程概况**国际商业广场工程位于芜湖市赭山中路南侧、保兴垾东侧，本工程总用地面积为39334㎡、总建筑面积188693.8㎡；共分A、B、C三个施工分区。其中A、B区及C区部分地下二层，地上裙房五层。1#楼25层、2#楼24层。地下建筑面积49917.3m地上建筑面积138776.5㎡。裙房建筑高度23.7m,1#楼建筑总高度85.5m，2#楼建筑总高度87.7m。结构形式：钢筋砼框剪结构。±0.00相当于绝对标高8.200ｍ。由于本工程地下室施工面积大，施工场地狭窄，以及施工道路东、南、西侧闭口。施工材料水平运输是依靠6台塔吊通过﹙臂长﹚相互传递，然后垂直运输至施工层。为此塔吊首次安装或以后顶升安装高度，应相互错开大于5ｍ，避免塔吊回转半径作业时塔臂碰撞。三、塔吊位置、性能统计表3.1、位置本工程塔吊布置位置及性能要求如下：所有塔吊型号均为QTZ63型塔吊编号中心平面位置锚固位置首次顶升高度（m）1#2-4轴偏东6.300m；2-E轴偏北2.870m8层16层362#3-12轴偏东南2.640m；2-D轴偏东北2.300m8层16层363#2-12轴偏东2.000m；2-N轴偏北5.000m304#1-3轴偏西1.950m；1-B轴偏南4.000m305#1-16轴偏东8.000m；1-F轴偏南2.990m366#1-16轴偏东8.000m；1-F轴偏南2.990m303.2、性能指数QTZ63塔吊的主要技术参数序号项目参数1起重力矩760/870KN.M2大臂有效工作长度51米3平衡臂长度12.06米4最大起重量10T5臂端起重量2.3T6有...