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IProject Newfield Property Project No AGE-NC-97-0290 BORING NO . <br /> Site Address 107 North School Street Total Depth 60 Feet Vw1 <br /> Am Lodi, California Date 19 April 1999 <br /> nlling Co Central Valley Drilling Logged by McKibben Page 2 of 2 <br /> Rig/Auger Type B-53 / 10" Hollow stem Reviewed by Henderson <br /> Lithologic Description <br /> V W 1-45 2279 17/20/24 ML Gray,saturated,hard,fine sandy SILT, intense HC odor <br /> I <br /> I50— VWI-50 1737 12/17/21 ML Dark gray, saturated,hard,sandy SILT, intense HC odor <br /> VW1-55 86 16/17/23 ML Dark gray, saturated,hard, fine sandy SILT, moderate HC odor <br />' 60--- VWI-60 0 12/14/20 ML Orange-brown,moist,very stiff, sandy SILT,black speckling, <br /> no HC odor <br />' Boring terminated at 60 feet bsg <br /> Ground water encountered at 43 feet bsg <br /> – Boring triple-completed as vapor well VW 1 <br /> Screen interval 60-42',blank casing 42-0' <br /> Sand pack 60-41' <br /> Bentonite plug 41-37 5' <br /> 70— <br /> Screened interval 37-29',blank casing 29-0' <br />' – Sand pack 37 5-28' <br /> Bentonite plug 28-24 5' <br />' – Screened interval 24-14',blank casing 14-0' <br /> Sand pack 24 5-13' <br /> Bentonite plug 13-11' <br /> – Portland cement 11-0 5' <br /> I 80— <br /> I <br /> IAdvanced , <br />' GeoEnvironmental, Inc. <br /> LIAMIPR0190R1NG-1WEWF1ELD%NE DVWISAM <br />