AN UNINTENTIONAL ROOF FALL OCCURRED AT THE FIRST RIGHT OFF OLD #8 BOLT SPAD NO. 3144. THE APPROXIMATE AREA OF THE SAID FALL WAS A LENGTH OF 50 FEET, 18 TO 20 FEET WIDE, AND 6.5 TO 8.5 FEET THICK. THIS FALL DID NOT EFFECT THE OPERATION OF THE MINE. THIS AREA HAS BEEN CRIBBED AND DANGERED OFF PREVIOUSLY BEFORE THIS FALL. THE DISTANCE OF THE FALL TO THE FACE WAS 3,440 FEET.