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Gregg CPT Interpretation Software 1.1.,.2007 <br />11 very dense/stiff soil*8 very dense/stiff soil* <br />12 very dense/stiff soil*9 very dense/stiff soil* <br />*heavily overconsolidated and/or cemented <br />Track when soils fall with zones of same description and print' that description (i.e. if <br />soils fall only within SBT zones 4 & 5, print 'clays & silly clays') <br />Estimated Permeability (see Lunne et al., 1997) <br />SBTn Permeability (ft/sec)On/sec) <br />3x 10.8 tx 10-8 <br />3x 10-'1 x 10-7 <br />1 x 10-9 3x 10-" <br />3x 104 tx 10-0 <br />3x 10-6 1 x 104 <br />3x 10-4 1 X I -4 <br />31 104 tx 10-2 <br />3x 104 Ix 10: <br />1 X 10'8 3x 10-9 <br />Estimated Unit Weight (see Lunne et al., 1997) <br />SBT Approximate Unit Weight (lb/ft?) (kN/mb <br />1 111.4 17.5 <br />2 79.6 12.5 <br />3 Ill.4 17.5 <br />4 It 4.6 18.0 <br />5 114.6 18.0 <br />6 114.6 18.0 <br />7 117.8 18.5 <br />8 120.9 19.0 <br />9 124.1 19.5 <br />10 127.3 20.0 <br />11 130.5 20.5 <br />12 120.9 19.0 <br />Gregg Page 4 of 4 8./28/2007 <br />SL Rvcd 2019.01.21