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FIGURE 3 <br />Estimated Peak Ground Vibration <br />Stratton Property <br />U <br />N <br />c <br />.~ <br />0 <br />m <br />c <br />0 <br />C7 <br />Y <br />f17 <br />N <br />o_ <br />1.2 <br />0.8- <br />0.6- <br />0.4- <br />0.2- <br />0- <br /> <br /> <br />OSMRE STANDARD <br /> <br />GROUND VIBRATION LEVEL FROM MAXIMUM BLAST AT EXISTING QUARRY <br />GRO ND BRATION LEVEL FRO M <br />FLytT3 <br />GROUND VIBRATION LEVEL FROM TYPICAL BLAST AT EXISTING O ARR <br />GROUND VIBRATION LEVEL FROM TYPICAL BLAST AT DOWE FLATS <br />10 <br />15 <br />20 <br />i <br />25 <br />Years of Mining <br />f Average Charge ~-- Maximum Charge <br />