REMOVING COAL FROM BOTTOM OF 1-UD PIT.DURING THIS PROCESS THE FLOOR ABOVE BEGAN GRADUALLY TO SETTLE AND MOVE. AS A RESULT THE HAUL ROAD BEGAN TO CRACK AND SETTLE ALONG WITH THE FLOOR. FLOOR MO VEMENT STABILIZED AND STOPPED AFTER ABOUT 24 HOURS. MOVEMENT MEASURED INCHES PER HOUR AND TOTALED ABOUT 24 HOURS AND TOTALED 4' TO 15' DISPLACEMENT ALONG RAODWAY FOR ABOUT 200 YARDS.