Legal basis:
Nine Provisions on Safety Management of Underground Blasting in Coal Mine
First, we must strictly implement the coal mine safety regulations and operating procedures, implement the "one gun and three inspections", and strictly prohibit illegal command and illegal blasting operations.
Second, the blasting operation must conscientiously implement the reporting and interlocking system. The monitor on duty should report the gas, coal dust, support, etc. to the mine operation department, and blasting can be carried out only after approval. It is strictly forbidden to do so without authorization.
Three, Shimen uncovering coal, roadway penetration and other key links of blasting operations must formulate special safety measures, after examination and approval in accordance with the provisions, the mine leadership on-site supervision and implementation, it is strictly prohibited to carry out blasting operations without approval.
Four, before and after blasting, comprehensive dust control measures such as sprinkling water and dust reduction must be taken, and blasting operation is strictly prohibited under the condition of coal dust accumulation or overrun.
Five, must strictly implement the drainage measures, it is strictly prohibited in the case of water inrush warning blasting operation.
Six, must be in the prescribed safe position alert, initiation and firing, it is forbidden to enter the warning zone without inspection after blasting.
Seven, must be used in accordance with the provisions, water cannon mud and stemming, it is strictly prohibited to bare blasting or firing guns, paste guns.
Eight, must be handled in accordance with the provisions, large coal (gangue) and coal bunker (eye) blockage, explosive blasting is strictly prohibited.
Nine, the roof (top coal) presplitting blasting must be carried out in the mining area in front of the working face, and it is strictly prohibited to blasting between the working faces (behind).