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j CPT Interpretations <br /> r AQc1N1 Equivalent clean sand correction O ciN= Kcpr ciN 5 <br /> J a q 1-Kcrr <br /> Q Where: KcPT is defined as: <br /> 0.0 for FC<5% <br /> 0.0267• (FC-5) for 5%<FC<35% <br /> 0.5 for FC>35% <br /> I <br /> :! FC-Fines Content in% <br /> Qct Ncs Clean Sand equivalent Qc1 N gclNcs=gc1N+Agc1N 5 <br /> u Ic Soil index for estimating grain characteristics Ic=((3.47-IogQ) +(log F+1.22) 5 <br /> - zs <br />{ FC Fines3.7 content FC=1.75(Ic' )-3.7 8 <br /> FC=100 for Ic>3.5 <br /> FC=O for Ic< 1.26 <br /> FC=5%if 1.64<Ic<2.6 AND Rfn<0.5 <br /> z PHI Friction Angle ` Campanella and Robertson 1 <br /> Durunoglu and Mitchel <br /> i <br /> Janbu <br /> Dr Relative Density Ticino Sand 1 <br /> Hokksund Sand <br /> u Schmertmann 1976 <br /> Jamiolkowski-All Sands <br /> a OCR Over Consolidation Ratio <br /> State 9 <br />{ Parameter _ <br /> Cyclic Resistance Ratio_ _ ._..—.__.__...__._.....—_.___.__._...---:...._._.. _.� _ _ � 7_. <br /> i <br /> P <br /> a <br /> P <br /> J. <br /> it <br /> f' <br />� � h <br /> i� <br /> 1 <br /> 1 <br /> it <br /> sl <br />