A resettlement housing community project in Taijiang District is located in the city center,adjacent to Metro Line 2 and the surrounding environment is complex,which has high requirements for the environment and foundation pit enclosure structure control.However,the traditional"air pick"mechanical demolition method has the shortcomings of long construction period,more processes,serious noise and dust pollution,and cumbersome removal and transportation of construction waste in the later stage.After comparing and selecting schemes,the demolition process of metal wire saw cutting.The on-site construction and monitoring results show that under the premise of meeting the requirements of dismantling and the overall construction period,the deformation of the foundation pit and the surrounding roads and buildings is within the allowable range of the design by using the demolition process of metal wire sawing,which ensures the safety of construction,improves the construction efficiency,and achieves good social and economic effects.
inner support beamrope drama demolitionnext to the subway