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POK~L)F~f10RN Ct~,4L COMP,4Ny <br />F/GURE 2.05.6A <br />FACTORS OF SAFETY FOR RETREAT P/LEAKS <br />z <br />o <br />. <br />i8 <br /> <br />/ <br />6 <br />. <br />/.4 <br />~~ <br />/ <br />2 <br />~ <br />. <br />` <br />~ <br />O <br />/. 0 <br />O <br />ti., <br />Q8 <br /> <br />0.6 <br />4 <br />0 <br />. <br />2 00 <br />400 6CXJ 8Q0 /GYRO <br />DeP~h ~~ef~ <br />/1EJ'/?EAT P/LL.4/~ S/ZES rFEET) <br />W/LSON P/LEAK LAS/GNMETHOD <br />CAMEO 'B'SEAA~f COAL ~ = 3B. B; ~ = 69B <br />/2Gb /4LQ7 /6GYJ <br /> <br />• <br />