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PRECIOSION <br /> CPT Soil Classification Legend <br /> 2one WN oesaripBOn Pin Up FINf, Ratio <br /> chmokatim amt <br /> 1 ® 2 s�,sinva,Fh1@ ca f0°D <br /> 20,9&,k sowpeats <br /> �~ <br /> 3 ■ 15 mats-cw m suty aay • <br /> FOP <br /> 4 ® 2 sm a-aam sot to soty cry <br /> 5 3 sand rbmmes-sany Sand to Sandy 5A <br /> 6F—I 45 Sar>�sww to silty sand 10 <br /> 7 6 GaveW seed to sand <br /> 8 1 Very 5tW sand to OaMr Saab <br /> 9 2 Very Stiff,Fisc Grp• 5.0 +0 <br /> FRX'TIM PAM V. :IOM <br /> ern ig'L�O <br /> r1 HeavW OwercamwWaW orCemo aed (1tcr Rot 1990) <br /> Coefficient of Penneat iiitr (cm/s) <br /> Zana Desaiption Pan abiftV <br /> .1 Sens7tive Fines 10-5 <br /> 2 Organic Sails-Peaty 10-5 <br /> 3 C3a11s 10-' <br /> 4 Slit Mixtures 10`6 <br /> S Sand Mixtures 10'" <br /> 6 Sands 10-2 <br /> 7 Gravelly Sands 10-1 <br /> 8 Very Stif Sands 10-$ <br /> 9 Veer Stiff Fines 10-6 <br /> 1400 South 50th Street • Richmond, CA 94804 • (510) 237-4575 • FAX (510) 237-4574 <br /> htW L/www nrecisionsamohm com <br /> Natzonunde Ihrect Push Services <br /> t_strtn_K�a_a�am <br />