ON THURSDAY EVENING AT APPROXIMATELY 1000 PM A SMALL ROCKBURST OCCURRED IN THE 5500-31E STOPE. THE DAMAGE WAS IN THE FOOTWALL ABOUT 40' BACK FROM THE FACE AND 150' TO THE EAST FROM THE MAIN INTERSECTION, DAMAGE CONSISTED OF 30' TO 40' IN THE WALL. ESTIMATED TIME TO REPAIR, 4 TO 5 DAYS.