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<br />NOTES <br />1. PATTERN MAY VARY DEPENDING ON R^OF <br />BOLT L^CATIONS AND AIR SWEEP <br />CONSTRUCTION REQUIREMENTS <br />2. HOLES 8f t. DEEP <br />A <br />B <br />~~ <br />/ .. <br />/ 6 <br />•3 •2 <br />• <br />`6 •3 •2 <br />~~+ • ~ <br />\ 6 <br />6 <br />~t <br />~\ <br />S <br />.~ <br />S~ <br />.z 3. <br />.2 <br />~ 5 <br />5 f~ <br />•i <br />3~ <br />3. <br />5/ <br />#0 ENTRY <br />SLASHED H^LE <br />18' DIAMETER <br />FINISHED HOLE <br />16' DIAMETER <br />B' <br />S'DIAMETER RAISE <br />LEGEND <br />•4 SHOT HOLE <br />TWENTYMILE C^AL C^, <br />FOIDEL CREEK MINE <br />OATEN FIGURE 4 <br />1/21/95 <br />DRAVN ar. CENTENNIAL DEVELOPMENT <br />A.R.F.4K.E.C. COMPANY TYPICAL SHAT <br />AL ~ PATTERN F(>R 18 FT. <br />1' = 5, DIAMETER RAISE <br /> <br />~PFRO`~ED CMS ~ h F ~ ~ -~ ~~ : ~ 5 <br />NOTES NUMBERS B W HOLES ARE <br />PROPOSED CAP LAYS <br />HOLE DIAMETER ~1 2' MAX <br />1 3/ MIN <br />STEMMING CLAY DUMMIES <br />7 <br />