AN UNINTENTIONAL ROOF FALL OCCURED IN THE 2ND MAIN EAST RETURN ENTRY AT THE 450 FOOT MARK OF 11TH ENTRY. THE ROOF FALL WAS FOUND BY THE MSHA INSPECTOR DURING ROUTINE INSPECTION. THE FALL ACCES S AREAS WILL BE TIMBERED OFF TO PREVENT ACCESS. THE AREA WILL BE CLEANED UP. ALL ADJOINING AREAS WILL BE CHECKED FOR ADVERSE CONDITIONS AND CORRECTED IF NEEDED.