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COLORADO WES7AKJRELANO INC. <br />ORCHARD VALLEY MINE <br />ORCHARD VALLEY WEST MINE <br />BOLTING PATTERN <br />AND CUT SEQUENCE <br /> <br /> <br />MAX, <br />2D~ <br />^ ^ I ^ ^ <br /> <br /> <br />^ <br />~ <br />^ I <br />I ^ 5.!.l <br />^ = <br />3 <br /> 1 <br /> <br />1 y <br />~ <br />> ~ <br />W <br /> I <br /> <br />--^--o¢ <br />^- <br />-as-^--o6 <br />^-- J <br />3 <br />z <br /> 1 = <br /> <br />i <br />I <br />~ <br />u v <br />a <br />~ <br />^ <br />2 <br />^ <br />~ ^ 1~ <br />^ 4 <br />o W <br />F <br /> ~1 ~z 03 i <br /> <br />I W <br />J <br />n ^ I ^ <br />I n <br />2 i I 2 <br />D ^ ^ ^ <br />1 2 3 4 <br />^ ^ ^ ^ <br />THE CUTTING SEQUENCE <br />MAY BE REVERSED <br />DEPENDING UPON WHICH <br />SIDE THE BRATTICE OR <br />TUBING IS HUNG. <br />I DOUBLE BOOM 80LTER SEQ. <br />SINGLE 800M BOLTER SEQ. <br />(ALSO REVERSE ORDER) <br />D ROOF BOLT <br />~ TEMPORARY ROOF SUPPORT <br />4 CUTTING SEQUENCE <br />ADVANCE OF 7EMPDRARY ROOF SUPPORTS <br />Initial 11/01/86 <br />