According to repairing supporting engineering of 1070 roadway in Wei Jia-di Coal Mine, stability failure mechanism of soft rock roadway engineering under complex stress conditions is analyzed.
针对魏家地煤矿1070巷道返修工程，分析了复杂应力条件下软岩巷道破坏机理。
To analyze the deformation characters of soft rock roadway in Fengshuigou Coal Mine, provide corresponding preventive measures and have made good technology economic results.
分析了风水沟煤矿软岩巷道变形的特点，提出了相应的防治措施，在软岩支护方面取得了较好的支护效果和经济效益。
To analyze the deformation characters of soft rock roadway in Fengshuigou Coal Mine, provide corresponding preventive measures and have made good technology economic results.
分析了风水沟煤矿软岩巷道变形的特点，提出了相应的防治措施，在软岩支护方面取得了较好的支护效果和经济效益。
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