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1 <br />1 <br />1 <br />1 <br />i <br />1 <br />1 <br />LOG OF EXPLORATORY BORING <br />PROJECT NUMBER 939-03.14 BORING NO. MW -3 <br />PROJECT NAME San Joaquin County - Corral Hollow Landfill PAGE 7 OF 9 <br />BY S. Lofholm DATE 5/5/88 SURFACE ELEV. 297.03' <br />EIVICON <br />eccnrtnTFc <br />245 j'—,. <br />250 <br />255 <br />POCKET <br />PENETRA- C]Z�J <br />=� <br />W <br />LITHO- <br />coarse sand, 5% fine, 40% medum, 55% <br />RECOVERY <br />PENETRO. <br />TION Z W W <br />Ha.� <br />J <br />GRAPHIC <br />JJ <br />J ~ <br />DESCRIPTION <br />METER <br />(glows/ 0:3 W <br />®Z <br />CL <br />¢ <br />COLUMN <br />3I; <br />gravel; moist. <br />(FT/FT) <br />(TSF) <br />Ft.) o -J <br />h1 <br />W <br />p <br />EIVICON <br />eccnrtnTFc <br />245 j'—,. <br />250 <br />255 <br />SW <br />CLAYEY GRAVELLY SAND ,light olive <br />brown (2.5Y, 5/4); 10-15% fines; fine to <br />coarse sand, 5% fine, 40% medum, 55% <br />260 `'': ��-`` <br />coarse; 20% fine to medium gravel; 40% <br />o <br />brown quartzite, 20% white quartz, 40% tan, <br />=' <br />red to green jasperoided chert; moist. <br />SC <br />Note: formation appears to be taking water. <br />CLAYEY SAND, light olive brown (2.5Y, 5/4); <br />265 <br />15-20% fines; 10-15% fine, 40% medium, <br />15-20% coarse sand; 5-15% fine to coarse <br />gravel; moist. <br />CLAYEY SANDY GRAVEL, light olive brown <br />to coarse <br />