OU Yang-yan
Abstract
Drilling and blasting is one of the critical processes in tunnel construction.Perimeter blasting and presplitting blasting are often adopted for controlled blasting.Water-pressure is a new blasting type.Water-pressure blasting principle,design method of blasting parameters and its superiority are introduced mainly.
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Drilling and blasting is one of the critical processes in tunnel construction.Perimeter blasting and presplitting blasting are often adopted for controlled blasting.Water-pressure is a new blasting type.Water-pressure blasting principle,design method of blasting parameters and its superiority are introduced mainly.
Key concepts: Rock blasting, Drilling and blasting, Water pressure, Engineering, Geotechnical engineering, Mining engineering