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Drilling Log <br /> GROUNDWATER Monitoring Well MW-3 <br /> ❑D❑ TECHNOLOGY <br /> Project Chevron-Banta Owner Chevron USA Products Company $ee Site Map <br /> Location <br /> 5431 Grant Line RoadBanta CA Prof No 02070 0014 For Boring Location <br /> Surface Elev Total Hole Depth 20 ft Diameter Bin COMMENTS <br /> Top of Casing Water Level Initial 15 ft Static <br /> Screen Dia 2 in Length 15 ft Type/Size 0 020 in Near Building <br /> Casing Dia 2 in Length 5 ft Type SCh 40 PVC <br /> Fill Material #3 Send -Rig/Core CME-751$p1+t Spoon <br /> Drill Co SES Inc Method Hollow Stem Auoer/PID <br /> Driller Mike Duff Log By Jason Fedota Date 06/21/94 Permit 0 <br /> Checked By Ed S+monis License No RG*4422 <br /> c D <br /> m Description <br /> i P <br /> G: 10 a1 O a n v Q o <br /> U <br /> e (Color, Texture, Structure) <br /> .. ih m x Trace < 10%, Little 10% to 20%, Some 20% to 35%. And 35% to 50% <br /> --2 <br /> 2" asphalt over 6" base course <br /> c c 2nd layer of asphalt -2" thick <br /> 2 < < Brown sandy clayey SILT (15,35,50) (damp, no hydrocarbon odor) <br /> 4 ML <br /> 0 MW-3 3 <br /> 6 = -5 � <br /> $ — Light brown silty CLAY (40,60) (moist, soft, no hydrocarbon odor) <br /> 10 fl Mw- z <br /> -10 3 <br /> 12 <br /> CL <br /> 14 <br /> _ 0 MW-3 4 <br /> Encountered Water 06/21/94, 10 45am <br /> 10 = 't5 g ' (grades saturated) <br /> 18 — Brown silty fine to medium micaceous SAND (saturated no <br /> hydrocarbon odor) <br /> 2aSM <br /> 0 Mor-3 6 <br /> -20 a <br /> 9 <br /> 22 End of boring Installed groundwater monitoring well <br /> - 24 - <br /> 07/21/1994 liihlog-mar93 Page 1 of I <br />