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Draft: August 23, 2010 <br />Page 3 <br />In addition to the conventional drill hole, a steel cone was driven alongside DH -6. The <br />1.5- inch - diameter cone was driven using a standard penetration drive hammer which drops a <br />140 -pound weight 30 inches; the number of blows per foot is recorded for the entire length of <br />hole. Figure 2 shows the drill log and the dynamic cone test results. <br />0 <br />1 <br />2 <br />3 <br />4 <br />5 <br />6 <br />7 <br />8 <br />9 <br />10 <br />11 <br />12 <br />13 <br />14 <br />15 <br />16 <br />17 <br />le <br />19 <br />20 <br />DH -6 Blows per Foot <br />10 20 30 40 50 60 70 80 90 100 <br />:oal Refuse <br />=12 <br />12 <br />=18 <br />etive Soil <br />ayey Sand <br />gavel <br />1 <br />2 <br />3 <br />4 <br />5 <br />6 <br />7 <br />8 <br />9 <br />10 <br />11 <br />12 <br />13 <br />14 <br />15 <br />16 <br />17 <br />18 <br />19 <br />20 <br />?1 <br />Figure 2. DH -6 Boring Log with Blow Count Information <br />Agapito Associates, Inc. <br />