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• <br />PIKES PEAK MINING CO CC & V Seismometer at STA. 7 <br />Blast 3 Date: 5/11/93 Time: 16:02 <br />Instrument 7307 <br /> Airblast = 104 dB <br />a.ooos <br />a.oooo ~ ~ ~ i <br />-a.ooo5 <br />0.0 ' <br />0.2 ' <br />0.3 ' <br />0.5 ' <br />0.6 0.8 <br />0.9 <br />1.1 1.2 1.4 1.5 <br /> Transverse = 0.02 in/sec <br />0.25 <br /> <br />0.00 <br />i i i <br /> ~ i i i i i i <br />-0 25 <br />0.0 0.2 0.3 0.5 0.8 0.8 0.9 1.1 1.2 1.4 1.5 <br /> Vertical = 0.02 in/sec <br />0 25 <br /> <br />0.00 <br />i i i i <br />-0.25 <br />0.0 ~ <br />0.2 i <br />0.3 I <br />0.5 i i <br />0.6 0.8 I <br />0.9 1.1 1.2 1.4 " 1.5 <br /> Longitudinal = 0.05 in/sec <br />0 25 <br /> <br />0.00 <br />i i i t <br />-0.25 <br />0.0 ~ <br />0.2 i <br />0.3 i <br />0.5 i i <br />0.6 0.8 i <br />0.9 1.1 1.2 1.4 1.5 <br /> Response Spectra <br />Transverse Vertical <br />1.0 <br />0.1 <br />0.013 <br />_. -._1 <br />_. ~.~ : .. <br />. i <br />- ?. . <br />- - . <br />1.0 50 <br />' .~ <br />. i <br />~W ~. <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 />Longitudinal <br />. / / <br />- - -'- - - - - y - <br />