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r <br />i <br />AVASSOCIATES INC LOG OF BORING 562 <br />1260 Orad = hI% Ibdeslq CJi ma, MI <br />PROJECT RIPON UNIFIED SCHOOL DISTRICT LOCATION 304 NORTH ACACIA AVENUE, RIPON, CALIFORNIAPROJECT <br />NO 13099 0001 <br />DATE DRILLED 04/23/98 <br />LOGGED BY TOM LUTTERMAN <br />REVIEWED <br />BY JEANNE H014 EY C47a10 <br />DRILLING COMPANY <br />E15CH EVIRONMENIAL DRILLER RICK BERTOLINO <br />METHOD <br />DIRECT PUSH <br />ORE HOLE DIAMETER <br />1 5 IN DEPTH DRILLED 21 FT DEPTH TO WATER <br />INITIAL <br />22.5 FT STATIC - FT <br />ASiNG TYPE NA <br />DIAMETER IN SCHEDULE <br />INTERVAL <br />FT TO - FT <br />SCREEN TYPE NA <br />DIAMETER _ IN SLOT SIZE IN <br />INTERVAL — <br />FT TO -- FT <br />FILTER PACK TYPE <br />NA <br />INTERVAL <br />FT TO FT <br />SURFACE SEAL TYPE <br />CEMENT SLURRY OVER 15% BENTONITE <br />INTERVAL <br />FT TO - FT <br />COMMENTS <br />PAGE ? OF <br />SP <br />WELL <br />DEPTH <br />8 <br />PID <br />SAMPLE ID <br />LITHOLOGiC <br />0-11/14' POORLY GRADED SAND (SP) >90% FINE POORLY GRADED SAND, <br />DETAIL <br /><10% FINES MODERATE YELLOW BROWN, NO PRODUCT ODOR, DRY, <br />DESCRIPTION <br />FT <br />PPM <br />BLOWCOUNT <br />LOG <br />2 <br />4 <br />t <br />6 <br />SP <br />8 <br />0-11/14' POORLY GRADED SAND (SP) >90% FINE POORLY GRADED SAND, <br /><10% FINES MODERATE YELLOW BROWN, NO PRODUCT ODOR, DRY, <br />NO ORGANICS, WEAK CEMENTATION HOMOGENOUS <br />T <br />14 <br />t2 <br />14 <br />1 <br />W <br />S <br />16 <br />11/14-2t' WELL GRADED SAND (SW) >90% FINE -COARSE WELL GRADED <br />SAND <10% FINES PALE YELLOW BROWN, NO PRODUCT ODOR, NO <br />ORGANICS, DRY -WET, WEAK CEMENTATION, HOMOGENOUS <br />18 <br />20— <br />t <br />—22- <br />2242628 <br />-24- <br />-26- <br />28 <br />30 <br />—32- <br />-34- <br />-36 <br />38 <br />an <br />