China News Service, Taiyuan, March 26 (Reporter Hu Jian) The reporter learned from the Huayang Group Shigang Coal Industry "3.25" Safety Incident Headquarters on the 26th that four people were trapped in a coal mine safety accident that occurred in the early morning of the 25th. The personnel died unfortunately.
After the accident, the main leaders of the Shanxi Provincial Government and the National Mine Safety Supervision Bureau issued instructions. The Shanxi Provincial Emergency Management Department, Shanxi Coal Supervision Bureau, Jinzhong City, Zuoquan County and Huayang Group officials rushed to the scene and organized Rescue.
According to media reports, the working face of the incident was a wind tunneling face. During the incident, the coal was crushed into pulverized coal. The underground dust was diffused and visibility was affected. In addition, the underground tunnel space was narrow. The rescuers used shovels, baskets, Traditional methods such as woven bags transport the pulverized coal to the conveyor belt to clean up the pulverized coal and search for trapped persons and machinery.
Nine hours after the accident, the ventilation, power supply, transportation, water supply, communication and other systems of the wind tunneling face have returned to normal, and the gas concentration of the tunneling head has dropped to 0.9%.
Twelve hours after the incident, the location of the four trapped miners was determined, and the gas concentration on the work surface of the accident had dropped to 0.5%, reaching the safe value range of underground gas concentration.
During the entire rescue process, a total of 400 rescuers went deep underground to clean up and search.
The Jinzhong Mine Rescue Brigade sent 90 people, and the rest of the rescue force included other workers in the coal mine.
At 3:51 on March 25, a coal and gas outburst accident occurred in the underground 15210 of Huayang New Material Technology Group Shigang Coal Industry Co., Ltd. in the tunnel tunneling face. 12 people were on duty, 8 people were lifted into the well, and 4 people were trapped. After 31 hours of full search and rescue, all four trapped persons were found, none of them had vital signs.
According to the data, “coal and gas outburst” is a special term for disasters, which means that with the increase of coal mining depth and the increase of gas content, the formation of the coal seam under the action of ground stress and the gravitational force of gas release, make A geological disaster caused by a weak coal seam breaking through the line of resistance and instantly releasing a large amount of gas and coal.
Shanxi Shigang Coal Industry Co., Ltd. was established in 1999 and belongs to Huayang New Material Technology Group (formerly Yangmei Group) with a registered capital of 110 million yuan.
The scope of business includes mining of mineral resources, investment in coal projects with its own funds, and coal mine technology management and business consulting.
At present, the accident investigation team has been established, and the aftermath is being carried out in an orderly manner.
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