In order to prevent fires and dirty winds at the wellhead, it is forbidden to heat the well air by direct contact with an open flame or a stove, and it is not allowed to use an open flame to roast the pipes that are frozen at the hot wellhead;
Used downhole oil, cotton, cloth, felt, and other combustible materials should be placed in waxed paper reclosable iron tub, and promptly transported to the ground focus;
In the process of large blasting operations, it is necessary to strengthen the control of open flames such as calcium carbide lamps and smoking to prevent burning and explosion caused by contact between open flames and explosives and their packaging materials;
It is not allowed to ignite wax paper in the underground for lighting, and it is even more difficult to use wood fire to heat in the underground. Especially for mines with migrant workers, it is necessary to strengthen the management of open flames;
When performing welding and cutting operations underground, it is necessary to strictly implement safety regulations and formulate corresponding fire-fighting measures;
When working underground, avoid short circuit of electric current line and generate electric spark to prevent igniting the combustibles in the well;
The underground explosives warehouse should be strictly managed and strictly designed. The blasting equipment management personnel should always be alert to the danger.
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