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Job No. 123116-DOO Page 11 <br /> Client RMR Aggregates,Inc. Date 11/27/2023 <br /> Project Mid Continent Mine Designed By KRF <br /> Subject Active Slope Stabilization Checked By BZ <br /> Blasting Impacts <br /> Peak particle velocity: PP`.:_ 3 in <br /> sec <br /> Frequency: £:= 25-Hz <br /> ft <br /> Gravity: _ 32.2 2 <br /> sec <br /> Peak ground acceleration: 2..�.f.PPi.._ =11.12 <br /> O• <br /> [«I-Mr" <br /> Imo <br /> Owl," +E <br /> IA" <br /> rti ' <br /> e � <br /> .y G.n�.alr�rnw <br /> o..m <br /> .1 • Al D <br /> O IO " " " tO eD VO W 00 = Ilo Ito <br /> �o1MA1CT.W �p [.! �oaa <br /> 1O11MK MOOT W-OLM l"llau.1f/1!� <br /> !.—Predo>�nant trequeacies al Figure I I—Zones of msan propagation <br /> tra�0es From cad sae,quarry,and regressions for two major types of busting. <br /> comruetion bL=WM. <br /> 2" "Blasting Controls" if a?kh ="Seismic Controls" <br /> "Seismic Controls" othencise <br /> Active Support Summary <br /> l�r "Static Controls" if Treq_an 7 Tre[Lan_seis ="Seismic Controls" <br /> "Seismic Controls" otherwise <br />