中国建筑第*工程局有限公司目录一、编制依据......................................................................................................................................................................1二、工程概况......................................................................................................................................................................12.1概况...........................................................................................................................................................................12.2地下室内支撑概况...................................................................................................................................................2三、内支撑梁拆除施工工艺..............................................................................................................................................33.1施工特点...................................................................................................................................................................33.2施工工艺原理...........................................................................................................................................................33.3施工工艺及操作要点...............................................................................................................................................3四、主要材料与设备..........................................................................................................................................................54.1材料...........................................................................................................................................................................54.2主要施工机具:.......................................................................................................................................................54.3拆除支撑梁劳动力及机械设备的部署...................................................................................................................5五、质量控制要点..............................................................................................................................................................6六、拆撑过程中基坑监测..................................................................................................................................................6七、应急预案......................................................................................................................................................................7内支撑拆除施工方案I中国建筑第*工程局有限公司一、编制依据1、《工程控制爆破》2、《新编爆破工程实用技术大全》3、《爆破安全规程》(GB6722-2003)4、《施工现场临时用电安全技术规程》(JGJ46-2005)5、《危险性较大的分部分项工程安全管理办法》(建质【2009】87号)6、《建筑拆除工程安全技术规范》(JGJ147-2004)7、《建筑机械使用安全技术规程》(JGJ33-2001)8、*******施工图二、工程概况2.1概况2.2地下室内支撑概况本工程内支撑位于场地西南角,共两道内支撑。第一道内支撑由A1200mm支撑柱、1100mm*1200mm支撑梁、800mm*800mm联系梁组成,内支撑下地下室底板板面标高为-16.5m、-14.7m,支撑梁及联系梁梁底标高为-14.05m。第二道内支撑体系由900mm*1000mm支撑梁,800mm*800mm联系梁组成,支撑梁及联系梁梁底标高为-1.65m,支撑梁下。需要拆除的基坑支护角撑如下图所示:...