Blasting demolition of 150m reinforced concrete chimney
ZHANG Jian-ping;WANG Jun-sheng;HU Jun-tao;Inner Mongolia Hongda Blasting Engineering Co.,Ltd.;
The 150 mhigh reinforced concrete chimney was demolished by directional blasting.Reasonable cut shape and parameters were chosen,and accurate construction of directional window,covering,hanging,excavation ditch,the ground softening treatment of effective measures were taken.Blasting safety implementation and the expected results finally were achieved.The blasting cut shape and size,pretreatment measures,blasting parameters,initiating network,blasting cut near body protection and the ground collapse vibration protective measures were emphatically introduced.It could provide a reference for similar engineerings.
【CateGory Index】： TU746.5