工程方案钢结构方案3 93（定稿）.doc

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1、工程方案钢结构方案393（定稿）　　钱江新城核心区波浪文化城（二期）主体工程钢结构施工专项施工方案编制审核审定浙江省建工集团有限责任公司二00八年三月目录　　一、工程概况···············································································································-3-　　二、钢结构现场施工部署·········································

2、···················································-5-2.1施工分区·········································································································-5-2.2技术线路·············································································

3、····························-5-2.3现场的吊装机械······························································································-6-2.4钢结构现场安装流程·······················································································-7-　　三、地下室钢结构安装·

4、·······························································································-9-3.1第1号、2号和4号施工区域钢柱安装··························································-9-3.2第三号施工区域吊装方案····························································

5、·················-16-3.3地脚螺栓安装································································································-19-　　四、总包配合事项·····································································································-20-　　五、施工安全

6、措施····································································································-21-　　一、工程概况杭州国际会议中心建筑总高度85米，共21层，其中地面部分共19层，地下室部分共2层，本次施工的为地下室部分，地下室部分标高为-10.5~±0.000。　　地下室钢结构部分主要为钢柱，钢柱截面包括十字柱、圆形柱、箱型柱和H型钢梁，主要在主楼和裙房的-6.05和-10.00两个标高

7、层上，钢结构总重约为1000吨，钢材均为Q345B，共120根。　　最大构件为KZ15，截面为Φ1150*55的焊接直缝钢管，构件长约7.2m，单件重量约12.53吨。　　-6.05和-10.00标高位置钢柱特性表序号构件名称构件编号截面规格长度数量单件重量总重材质备注1钢管柱KZ15Φ1150*5570601012530125300Q345B-6.05m标高2钢管柱KZ16Φ1000*4270602858017160Q345B-6.05m标高3钢管柱KZ17Φ850*3870604849033960

8、Q345B-6.05m标高4箱形柱KZh3□111906710056673752Q345-10.00m标800*600*60*60B高5钢管柱KZh1Φ600*30109509532147889Q345B-10.00m标高6箱形柱KZh4□500*500*35*35111904468418736Q345B-10.00m标高7H型钢柱KZ3bH350*250*12*24589028101620Q345B-6.05m标高8H型钢柱KZ1cH350*250*1