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i <br /> J M Equipment Boring Dia 8' <br /> 1245W Charter Way LOG OF BORING SB-109 Tot Depth 70 <br /> Stockton,CA <br /> (Page 3 of 3} Casing Depth NIA <br /> Project No 507 2 Casing Dia NIA <br /> Date 415199 Screen interval NIA <br /> f Drilling Method HSA Slot Size NIA <br /> Geolvgwaf Driller V&W Drilling Filter Pack NIA <br /> TecFtntr s Logged By M Niemi Annular Seal NIA <br /> Grout 070 <br /> Inc. Water Depth +/ 15' <br /> Well SB-109 <br /> p 3 V <br /> Depth Lab Time 0 T OVM Elev <br /> Feet Sample DESCRIPTION <br /> o a v (ppm) <br /> m � � <br /> 50 <br /> X 5o CLAY-blue/grey,very firm plastic <br /> 13 19 CL 9 <br /> 5515 <br /> 55 <br /> gg CLAY-blue/grey,very firm, plastic <br /> 13 27 CL 7 <br /> 75 <br /> so <br /> X 22 CLAY-blue/green, plastic, calcium carbonate nodules CL <br /> 6❑ <br /> 65 <br /> SANDY CLAY-blue/grey,very fine grained,very firm CL <br /> 1410 62 plastic 0 <br /> o <br /> _N <br /> J <br /> 70 X <br /> � 1432 85 CLAY-bluelgrey,very firm,plastic ❑ <br /> m <br /> 0 <br /> 9 <br /> m <br /> m <br /> rn <br /> n <br /> 75 <br />