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• <br />PIKES PEAK MINING CO CC & V Seismometer at STA. 12 <br />Blast 2 Date: 5/11/93 Time: 11:44 <br />Instru ment 7258 <br />0.0016 Airblast = 115 dB <br />a.oooo <br /> ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ <br />-a.oo16 <br />0.0 0.4 0.8 1.2 1.6 2.0 2.5 2.9 3.3 3.7 4.1 <br />0.25 Transverse = 0.18 in/sec <br /> <br />0.00 <br /> i i i t i i i i i i <br />-0.25 <br />0.0 0.4 0.8 1.2 1.8 2.0 2.5 2.9 3.3 3.7 4.1 <br />0 25 Vertical = 0.11 in/sec <br /> <br />o.oo <br />0 <br />25 i i i i i i i i i ~ <br />. <br />- <br />0.0 0.4 0.8 1.2 1.8 2.Q 2.5 2.9 3.3 3.7 4.1 <br />0 25 Longitudinal = 0.11 in/sec <br /> <br />0.00 <br /> i i i i i i i i t i <br />-0 25 <br />0.0 0.4 0.8 1.2 1.6 2.0 2.5 2.9 3.3 3.7 4.1 <br /> Response Spectra <br />1.0 <br />0.1 <br />0.013 <br />1.0 <br />50 <br />' '.' ~ . <br />_ . i <br />7 ... . . <br />- - -.~ .. <br />0.1 _. .: .. .--- <br />0.0'13 1.0 50 <br />vibra-tech engineers <br />1.0 <br />0.1 <br />0.013 <br />1.0 <br />50 <br />Transverse Vertical <br />_. ~.~ <br />. i <br />---.~ -.. <br />LongiLUainai <br />_. ~.' ... <br />i <br />---.~%. <br />