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t <br /> Project iia• 90161.e <br /> 7 June 1990 <br /> lntraduction <br /> e integrated with the <br /> The contents of this appendix shall b <br /> The shall <br /> geotechnical engineering study of which it is a part. Y <br /> not be used in whole or in part as a sole source for information <br /> or recommendations regarding the subject site. <br /> Eit stun <br /> � ucted on 1 June 1990 and included a <br /> Our field study was cond <br /> surface site reconnaissance by the Geotechnical Engineer and rhe <br /> ,�.:� roximate <br /> drilling and logging of 13 test borings at the app <br /> !,r "Site Plan", Figure No.. 1, <br /> this appendix. <br /> locations shown on the <br /> subsurface <br /> The test borings were utilized as a window into the les. <br /> collect subsurface samp <br /> conditions and a facility to <br /> y a CME-55 mobile drill rig <br /> using 6 inch <br /> Drilling was performed b <br /> diameter continuous flight augers. <br /> As the drilling proceeded, <br /> les were collected by means of a <br /> relatively undisturbed core samp <br /> Modified California split-tune sampler <br /> 2 1/2 inch O. containing <br /> D. Mod <br /> advanced into the in- <br /> 2 inch O.D. brass liners. The sampler was <br /> of a 140 pound hammer <br /> situ soils at various depths under impact <br /> _ The number of <br /> falling freely through a distance of 3o inches. <br /> mpler a measured distance of 12 <br /> blows required to advance the sa <br /> Standard:.Penetration <br /> inches into the soil were adjusted to the <br /> Resistance values. The samples collected in <br /> the test borings <br /> for testing. The <br /> were sealed and returnod to our laboratory b a representative <br /> - - -- ed during drilling Y <br /> soils encountered were o -- <br /> ------------------------------ <br /> 32 <br />