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Boring Number, MW-3 HORIZON ENVIRONMENTAL INC <br />' Job Number 1641 13 <br /> Site Location Beacon #641, Stockton, CA <br /> Drilling Company Woodward Drilling Drilling Method 8—inch Hollow Stem Auger <br /> Drilled By Erik, Amador & Ryon Sampling Method Split—Spoon Sampler <br /> Date Drilled 09/15/97 Total Depth 75 Feet <br /> Logged By L Smith Depth To Groundwater 56 Feet <br /> CL <br /> s a E ' o c— o 0 <br /> — �. <br /> i� z n ai Soil U c Well <br />' °' •- Descrl tion o q Comments <br /> 5 a o r sn m a c p m c� �, Construction <br /> E a <br /> V1 V tr <br /> 1 1 • . ' <br /> CLAY block dry, stiff, low to medium CL Casing installation Data <br /> 2 2 plasticity <br /> 2—inch PVC <br /> 3 3 <br /> 0 020—inch screen <br /> ." <br /> .� <br /> 4 4-- rz <br /> 5— <br /> 5 + •j <br /> 1 6 20 18 16 0 SILTY SAND, fine—grained yellowish--brown . <br /> 31 8 dry very dense SM <br /> a � <br /> 7 7 <br /> 9 9 <br /> 10 10 <br /> 7 CLAYEY SILT with fine—grained sand, , <br /> 11 I 11 18 18 0 dark yellowish—brown, moist very stiff, ML <br /> in 14 11 low plasticity + '•` <br /> 12 12- <br /> 13— <br /> 2 13 13 •� _ , <br /> 14 14 Sa <br /> 15 15 • . <br /> 9 SANDY SILT with fine—grained sand, ML <br /> 16 m 24 18 18 0 18 ryellowioist.sh—brardown <br /> with gray mottling, to <br />' 17 'SM 4 <br /> 17 <br /> 18 18 <br /> 19 19 r• <br /> • 1 <br /> 20 20 <br /> 0 12 y <br /> 21 N 19 18 18 0 21 Occasional sand to 11W organic blebs i • <br /> 1 22 22 •', <br /> 23 23 <br /> • <br /> 24 24 <br /> 2^'` 7 25 <br /> `F 15 18 18 0 SILTY SAND, dark yellowish—brown, SM i <br /> 25 ai 23 28 moist dense <br /> I27 27 <br /> 28 2S <br /> t. <br /> 29 2430 1 . 1 <br /> s <br /> 30 <br /> (Boring Continued On Next Page) Page 1 Of 3 <br />