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<br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br /> <br />tiffed by the drilling;. the SPT' s or the laboratory testing. <br /> <br />Both <br /> <br />samples tested contained sOme sandstone fragments in the shear <br /> <br />plane. The SPT' s. the water levels and the strength of the materials <br /> <br />tested in the laboratory suggested that the actual plane of failure <br /> <br />for the June, 1986 slide was not penetrated by the drilling. <br /> <br />II-5 <br />