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CPT Interpretations <br /> AQc1N1 Equivalent clean sand correction Agc1N= Kcrr •gc1N 5 <br /> 1-Kcrr <br /> Where: KOPT 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 /> FC-Fines Content In% <br /> Qc1Ncs _.... Clean�Sand�equivalent Qct N gclNcs=gc1N+agc1N 5 <br /> Ic Sal index for estknatiing grain characteristics - 1c=[(3.47-ftQ) +(log F+1.22)f s 5 <br /> FC Fines content(%) FC=1.75(!c'z')-3.7 8- <br /> FC=100 far 1c>a 5 <br /> FC--O for lc<1.26 <br /> FC=6%if 1.64<1c<2.6 AND Rfn<Q 5 <br /> _... _...... - ...' -.............. ......................... <br /> ._.... <br /> PHI Friction Angle Campanella and Robertson 1 <br /> Durunoglu and Mitchel <br /> Janbu <br /> Or Relative Density Ticino Sand 1 <br /> Hokksund Sand <br /> Schmertmann 1976 <br /> __._..._......_.................._......__......_.__..._...._.__._.._....._.--•-'--._._------....----._.__......_ ..._ Jamiolkowski-All Sands <br /> OCROver Consolidation Ratio 1 <br /> 5t�e..._._.... ..__._................._._.._... -_.._....._._.............._..._._._._.. --- .. '-' ._..._._...._... - ._............ 9._ <br /> Parameter <br /> CRR . Cyclic Resistance Ratio-- -----------------------___..._...__...................-_._..._. ..... 7 <br /> A <br /> I . <br /> i <br /> I � <br /> COWEC <br /> I � <br />