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AUG 19 ' 93 9:46 F R~HRLE Y-ALDR 1 CH 111 IIIIIIIIII'll III PgGE . 17C~ I <br />sss <br />t o 'L E Y & A L D R I C H 1 N C. <br />20 August 1993 <br />Mr. Rob Laird <br />Cooley Gravel Company <br />3609 South Wadsworth Boulevazd <br />Suite 300 <br />Lakewood, CO 80235 <br />Dear Rob: <br />K~A <br />Ceotechnieal Erglnears 6 <br />EnvllonrrtcMBl Cmsultnnts <br />Per your request I have calculated the volume within the subject area outlined on the attached figure. <br />Within the footprint shown and from the present ground surface to the final maximum buildout, the <br />estimated quantity of rock is 16 million tons. The azea is 720 ft long (approximately E-W), 550 ft <br />wide (approximately N-S) and with a maximum depth of approximately 900 ft. <br />With best regazds, <br />HA~~L~EY &~ALDR/IJCF~I,~I,NCQ. <br />Kent Peaae, P.E. <br />Senlor Engineer <br />KAP:dcw:L07231.162 <br />',6110 Drend..~aY <br />:iuitC 1125 <br />Ikm.~. C V :W2(f2 <br />1'aa 307/A;Z-7676 <br />O„~ces ti~a+Ixxaugh. !vlnirn: iaa'h~a~hr, Nt+v ~'^ck <br />Can+priA ~!, Ala~wrhu~'tt. yilcPrtirnn~Mnrvland Clcadanct. Olup <br />(:Ir~mnburv. Cunnttliiol Pwdh,nl Ncw HamrAVre <br />