Demolition Blasting of Wuhan Hotel Buildings
LIANG Kai?shui, WANG Bin,CAO Yue (Wuhan University of Technology, Wuhan 430070,Hubei,China)
A blasting program of "pre-cutting into three districts, sublevel millisecond interval detonation and inward directional collapse" is adopted, of which 7 289 holes were detonated and 689 kg of rock emusified explosive was used, to inward collapse the Wuhan Hotel buildings of three districts in design sequence. The structures around are safe and sound. The blasting engineering is successful.