Method for safely blasting root bottom

The invention discloses a method for safely blasting a root bottom, and relates to the technical field of building blasting demolition, in particular to the method for safely blasting the root bottom. The method comprises the following steps that 11, hole positions are arranged according to the root...

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Bibliographic Details
Main Authors LU WENJIAO, GAO YUSHAN
Format Patent
LanguageChinese
English
Published 18.03.2022
Subjects
AMMUNITION
BLASTING
HEATING
LIGHTING
MECHANICAL ENGINEERING
WEAPONS
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Summary:The invention discloses a method for safely blasting a root bottom, and relates to the technical field of building blasting demolition, in particular to the method for safely blasting the root bottom. The method comprises the following steps that 11, hole positions are arranged according to the root generation reasons, wherein the outline of a root is measured, and the root is returned to an original blasting diagram through coordinate points; 12, perforation design: measuring the root thickness, and designing that the hole depth is smaller than the root thickness; 13, explosive charging design: measuring the volume of the root bottom, selecting reasonable explosive unit consumption according to lithology, calculating the amount of explosive required for blasting the root bottom, selecting a reasonable explosive charging structure, and sharing the explosive to each blast hole according to the crushing degree of the blast hole; 14, filling is conducted, specifically, the blast hole is filled, and one of stemmi
Bibliography:Application Number: CN202111466856