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Earth Consultants <br />Intracorp <br />April 12. 2002 <br />� 425 748 OB60; 04/15/02 9:19AM;J�jLN800;Pape 3/3 <br />E-3682-832 <br />Psge 2 <br />In October and November of 2001, we obrerved the final pradin9 of the buildinp pad and tha <br />cement ueatinp of the slab subprade. Our field density tests indiCete the structural fill was <br />compacted to at least 90 percent of ineximum dry density in accordance whh our <br />recommendatlons. <br />ECI representatives observed the foundation beerfnp sofls for the perimecer continuoua <br />footin� � and fnurior spreed footings. The beering �oil� consiat of inedium dense to dense eihy <br />sand with ptavel and should provide adequate support for the desipn two thousand fiva <br />hundred (2,500) pound per square (oot design laad. <br />In February 2002, we obseroed the preparation of the parkinp and drive area subgrades before <br />pavinp. Soft, yleldinp ereas were treeted with cemenc and compected. 8ased on proofrollinp <br />and our observations, the completed subgrade appeared to be firm and unyietdinfl. <br />We trust this letter meets vour current needs. If you have any questions, please cal�• <br />Respec�fuWy submitted <br />EARTII CONSULTANTS, INC. <br />� � <br />, Scott D. Dinkelman, CEG <br />�� Associe <br />� <br />Kyle R. <br />Principa <br />6DDAcllUkr <br />fwth ComWtnu. Inc. <br />�L <br />