2月24日—3月20日,山西省煤矿安全监察局对省内国有重点煤矿开展了“一通三防”专项监察。监察的主要内容包括:“一通三防”管理机构是否健全,通风区长兼任矿长助理的规定是否得到落实;“一通三防”管理制度和责任落实是否到位;采掘布置是否科学合理,每个采(盘)区的采掘工作面 From February 24 to March 20, the Shanxi Coal Mine Safety Supervision Bureau conducted a special inspection of “one through, three preventions” on the state-owned key coal mines in the province. The main contents of supervision include: whether the “one through three defense” regulatory agencies are sound and whether the ventilation district governor also serves as the assistant to the mine director; whether the “one through three defense” management system and the implementation of the responsibilities are in place; whether the excavation arrangement is scientific and reasonable and each Mining (plate) mining area of ​​the area