A ROOF FALL HAD OCCURRED ON THE 001-0 SECTION, IN THE #4 ENTRY, 70' ACROSS FROM SPAD #20827. THE FALL MEASURED 28'WIDE, 20'LONG AND 6'THICK. EQUIPMENT, VENTILATION, NOR PASSAGE OF PERSONS WAS AFFECTED. NO INJURIES WERE REPORTED. THIS AREA WILL BE REHABILITATED.