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11 <br />P <br />�I <br />u <br />L <br />n <br />J <br />fl <br />0 <br />u <br />0 <br />L <br />n <br />7 <br />LOG OF EXPLORATORY BORING <br />PROJECT NUMBER <br />939-03.14 <br />BORING NO. MW -3 <br />PROJECT NAME <br />San Joaquin <br />County - Corral Hollow Landfill PAGE 6 OF 9 <br />BY S. Lofholm <br />DATE 5/5/88 <br />SURFACE ELEV. 297.03' <br />POCKET <br />PENETRA- <br />ZO:J <br />=� <br />W <br />LITHO- <br />_j _j <br />RECOVERY <br />PENETRO- <br />METER <br />TION <br />> W W <br />�-a. <br />J0. <br />GRAPHIC <br />J H <br />WE <br />DESCRIPTION <br />(Blows/ <br />& 3 W <br />®z <br />Q <br />COLUMN <br />3 W <br />(FT/FT) <br />(TSF) <br />Ft.) <br />® J <br />H <br />C <br />p <br />SP :: <br />GRAVELLY CLAYEY SAND (continued). <br />GP <br />SANDY GRAVEL, light yellowish brown <br />(2.5Y, 6/4); 10-15% fines; 15-20% fine to <br />205 <br />coarse sand; fine to coarse gravel; sample <br />composed of metamorphics, jasperoidal chert, <br />and hard brown fine-grained sandstone. <br />210 <br />. <br />215 <br />220 <br />.� <br />@ 222': as above; gravel size increases to <br />.W <br />predominately coarse. <br />225 <br />@ 228-231': very hard resistant zone; appears <br />230 <br />to be composed of large boulders of quartzite, <br />— �, <br />grayish olive (10YR, 4/2), fine grained. <br />@ 23l': loose; moist. <br />235 <br />.� <br />4W <br />240 <br />REMARKS <br />U0 <br />EIVICON <br />ASSOCIATES <br />