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Figure 1. <br /> Gob Ventilation Borehole <br /> Bowie Resources, LTD. <br /> July, 1999 <br />COAXIAL CABLE <br /> GROUND SURFACE-ELEV. <br /> .5" (or 8.5) I.D. STEEL CASING <br />COA)G CABLE ?. <br /> r <br /> Approx. 9" Hal-6 <br /> CEMENT GROUT <br /> <br />PRIMARY CEMENT 1 1050 650 240 <br /> <br /> Y <br />CEMENT BASKET <br /> 0 <br />PE 0 <br />oo PERFORATED CAS1NG <br /> <br />Q <br />0o <br />0 <br /> CASING <br />OPEN ENDED <br />Y o OPEN HOLE <br /> <br />T.. <br />A <br />30 <br /> COAL SEAM <br />How Q. sKEr <br /> 654 <br />6