沉降后浇带混凝土临时支撑柱施工方案

目 录
一、编制依据..................................................................................................................................1
二、工程概况..................................................................................................................................1
2.1 总体概况...........................................................................................................................1
2.2 建筑概况...........................................................................................................................1
2.3 结构概况...........................................................................................................................2
2.4 沉降后浇带概况...............................................................................................................3
三、沉降后浇带支撑柱做法..........................................................................................................3
3.1 支撑柱布置.......................................................................................................................3
3.2 支撑柱配筋.......................................................................................................................3
3.3 沉降后浇带模板架体及 PVC 支设要求...........................................................................4
四、沉降后浇带施工工艺技术......................................................................................................6
4.1 模板方案选型及设计.......................................................................................................6
4.2 工艺流程...........................................................................................................................6
4.3 操作要点...........................................................................................................................7
4.4PVC 管固定措施.................................................................................................................8
五、 后浇带其他要求....................................................................................................................8
5.1 后浇带拦截模板...............................................................................................................8
5.2 钢筋混凝土工程...............................................................................................................9
5.3 后浇带防水做法.............................................................................................................10
5.4 沉降后浇带浇筑.............................................................................................................11
计算书............................................................................................................................................12
附图 1：临时支撑柱布置图.........................................................................................................17
附图 2：沉降后浇带电梯架体留设平面图.................................................................................18
附图 3：沉降后浇带混凝土柱运输图.........................................................................................19