煤矿掘进巷道顶板事故预防及断面优化设计

Roof Accident Prevention and Section Optimal Design of Drivage Roadway in Coal Mine

煤矿掘进巷道顶板事故是煤矿生产的主要灾害之一,分析了顶板事故的影响因素,并提出了断面优化和支护施工的方式,从而正确支护井巷、掘进巷道断面,预防顶板事故,保障煤矿工人的安全。

Roof accident of drivage roadway in coal mine is one of the major disasters in coal production. This paper analyzed the influencing factors of the roof accidents, and proposed forms of section optimization and support construction, so that the support of roadway and the excavation of roadway section could be done correctly, to prevent roof accident and protect the safety of mine workers.