煤巷开拓过构造带期间瓦斯治理技术

Technology of gas control during the period of coal roadway developing through structural belt

山西小回沟煤业有限公司在基建二期开拓西辅运大巷过构造带期间瓦斯涌出异常,通过分析瓦斯涌出来源,采取了风排瓦斯、施工瓦斯释放孔等综合瓦斯治理措施,实测数据对比结果表明瓦斯治理效果明显。

In Shanxi Xiaohuigou Coal Mine,during the auxiliary transport roadway passing through the structural belt,the gas emission was abnormal. Based on the analysis sueh as gas sources,the comprehensive gas control measures such as gas discharge by air and constructing gas release holes were proposed. The results show that the gas control effect is obvious.