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CPT Interpretations <br /> AQc1N1 Equivalent clean sand correction a c1N= KcPT T9 clN 5 <br /> 9 1—KCP <br /> Where Kcpr 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 />' Qc1 Ncs Clean Sand equivalent QcIN gclNcs=gc1N+dgc1N 5 <br /> Ic Soil index for estimating grain characteristics I lc=j(3 47-logQ)2+(log F+ 1 22)210 5 5 <br /> t FC Fines content(%) FC=1 75(le25)-3 7 8 <br /> FC=100 for lc>3 5 <br /> FC=O for Ic< 126 <br /> FC=5%if 164<Ic<2 6 AND Rfn<O 5 <br />' PHI Friction Angle Campanella and Robertson 1 <br /> Durunogiu and Mitchel <br /> Janbu <br /> Or Relative Density Ticino Sand 1 <br />' Hokksund Sand <br /> Schmertmann 1976 <br /> Jamiolkowski-All Sands <br /> OCR Over Consolidation Ratio ! 1 <br /> State 9 <br />' Parameter <br /> CRR f Cyclic Resistance Ratio f 7 <br /> 1 <br /> EGG <br /> i�lrl <br /> 1 <br />