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Drilling Log <br /> ❑�❑ GROUNDWATER Soil Boring SB--1 <br /> TECHNOLOGY <br /> Project Chevron-Charter wa Stockon Owner Chevron USA Products Company See Site Map <br /> 508 Charter way, Stockton CA For Boring Location <br /> Location Prol No 02070 007! <br /> Surface Elev Total Hole Depth 36 5 It Diameter 8 In <br /> COMMEN r5 <br /> Top of Casing Water Level Initial Static <br /> Screen Dia 2 in Length Type/Size 0 020 in <br /> Casing Dia ? In Length Type SCh 40 PVC <br /> Fill Material 4�3 Sand Rig/Core CME-7515 rit Soon <br /> Drill Co .SES, Inc Method NOHOW Stem Auger/PID <br /> Driller Mike Dull Log By Bruce Beale pate 03116195 Permit 5179 <br /> Checked By Ed Simonis License No PG#4422 <br /> a� E _ o U U Description <br /> nE a 40 <br /> a U U <br /> 0 _ a a E z „ ED U <br /> W� ,n (Color, Texture Structure) <br /> ca 0 Ei x Trace < 10%, Little 10% to 20%. Some 20% to 35%. And 35% to 50% <br /> —2 <br /> 2 asphalt over S base course <br /> z Silty CLAY gray <br /> 4 <br /> se-i <br /> 2 -5 5 CL Silty CLAY (10,90) olive gray, moist, crumbly, no hyrocarbon odor <br /> 6 <br /> 9 <br /> 8 <br /> 5e-I <br /> 10 <br /> D -10 4 <br /> 5 Silty CLAY (20,60) mottled orange brown, and light brown to tan, moist, no <br /> 7 CL hydrocarbon odor <br /> 12 <br /> CL <br /> 14 <br /> a -Is z <br /> 16 q <br /> s <br /> CL <br /> 18 <br /> Sandy silty CLAY (15 15 70) brown with green-gray mot tlrng moist no <br /> Zo 3 56-o-20 4 hydrocarbon odor <br /> 6 <br /> of-- 22 8 CL <br /> 24 - <br /> 04/1211995 11 Nog-ma 93 Page I o1 2 <br />