AbstractAs one of the most common disasters in deep mine roadway. floor heave has caused serious obstacles to mine transportation and normal production activities. The third section winch roadway in the third mining area of Qitaihe Longhu coal mine has a serious floor heave due to the large buried depths of the roadway and the semicoal rock roadway. and the maximum floor heave is 750 mm. https://www.roneverhart.com/M-M-s-Peanut-Bulk-25LB-Case/