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i r'1~ICAL f'ILL,~.HItJG SEQUENCE <br />' LARGE AtJGLED PILLARS <br />SC4LE I • 2D <br />COAL IN PLACE <br />O O <br />.fOO <br />~ ~. <br />c <br />~~ <br />O <br />O p 0 16 <br />O <br />O O <br />00 <br />• <br />00 V" 00 <br />O PREVIOUSLY <br />O O O ^~,y,-0 O O O BOLT ED <br />0000 ~6e D O0 OO <br />TT <br />O O :s' (3 ~ <br />O <br />O O 12 <br />15 - 40 O <br />BOLTED TO <br />r THIS POINT <br />~ i <br />GOB <br />9 <br />O 0 II THIS TItl,BER <br />O O 14 9 ~ TO BE SET . <br />O _ IF TAKEN <br />O O 0 10 <br />COAL O .O 0 - - <br />Ih 1 0 ~ .O I O p ~ <br />PLACE O.O ~ <br />p I ~ 0 3 ~ 5 p d <br />O 1 0 I 0 ~_ BOLTED 70 <br />O O ~ I J -- -THIS PC:r: <br />0 o s\ z 6 > 1 <br />°o <br />0 0 0 ~, <br />O O O <br />• <br />PREVIOUSLY <br />BOLTED <br />PREVIOUSLY <br />BOLT ED _ <br />i <br />soiuon2 <br />