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介绍了国内第一个综采放顶煤开采矿区铁路线下压煤试验面的成功经验，总结了试采中对铁路所采取的各种分析和维护措施，分析了该采煤方法下的地在移动和变形特点，为我国“三下”采煤领域提供了具有特色的成功实例。
This paper introduces the successful experience of the test bed of coal under the railway line in the first fully mechanized top coal caving mining area in China and summarizes various analysis and maintenance measures taken on the railway during the trial mining. In the mobile and deformation characteristics, for our “three times” in the field of coal provides a unique example of success.