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CPT Interpretations <br /> AQc1N1 Equivalent clean sand correction agclN= K, .gc1N 5 <br /> I—Krrr <br /> Where KcPT is defined as <br /> 0 0 for FC<5% <br /> 0 0267.(FC-5) for 5%<FC<35% <br /> 05 for FC>35% <br /> FC-Fines Content in% <br /> Qc1Ncs Clean Sand equivalent Qct N I gclNcs=gc1N+dgc1N I 5 <br /> to I Soil index for estimating grain characteristics !c=((3 47-logQ)Z+(log F+ 1 22)z]05 I 5 <br /> FC 1 Fines content(%) FC=I 75(le 25)-3 7 8 <br /> FC=100 for lc>3 5 <br /> FC=O for lc< 126 <br /> FC=S%if164<Ic<26AND Rfn<O5 <br /> PHI Friction Angle { Campanella and Robertson { 1 <br /> Ourunoglu and Mitchel <br /> Janbu <br /> Dr Relative Density Ticino Sand 1 <br /> Hokksund Sand <br /> Schmertmann 1976 <br /> Jamiolkowski-All Sands <br /> OCR j Over Consolidation Ratio 1 <br /> State 9 <br /> Parameter <br /> CRR Cyclic Resistance Ratio 7 <br /> EGG <br />