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Boring Numbers MW-3 <br />' Job Number 1641 13HORIZON _ENVIRONME_NTAL INC <br /> Site Location Beacon #641, Stockton, CA w. <br /> Drilling Company Woodward Drilling Drilling Method 8—inch Hollow Stem Auger <br /> Drilled By Erik, Amador & Ryan 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 /> s w E c >- > o' g g <br /> > > o — c o � <br /> Ali z U CL SOI! .0r c <br />' a uE a) 9 ca Description CL Wel <br /> N Const ulction Comments <br /> 0 <br /> E; <br /> a y U ix <br /> 7 •. <br /> .37_ <br /> 1 � 17 18 18 0 31 SILTY SAND very fine—grained, fair SM •' <br /> sorting reddish—brown damp medium • Casing Installation Data <br /> 32 dense = <br /> 32 2—inch PNC <br /> 0 020—inch screen <br /> 33 33- <br /> 34— 34- <br /> 35— 35 <br />' 10 ••� '+ <br /> 14 18 16 0 � <br /> 38 17 36 Dark yellowish—brown, moist <br /> 37 37 <br /> 38 38- <br /> 39— 39 <br /> 40 <br /> • •4 <br /> • <br /> !n • <br /> 4Q <br /> o 17 ' <br /> 41 I 22 18 12 0 SAND medium— to coarse—grained 5W <br /> rn 30 41 gray, poorly sorted, moist very dense • <br /> 42 42- <br /> 43— 43 <br /> 44 4.4 =• <br /> i • + <br /> 45 45 • . <br /> 13 <br /> 15 18 14 0 46 With thin cloy layers, very moist <br /> 46 <br /> y 19 <br /> 47 47- <br /> 48— 48 Grove! lenses between 45 and 50 feet <br /> 49 49 <br /> so50 <br /> 13 , <br /> 51 i 34 18 16 0 SAND, fine—grained well sorted 957E — <br /> in 50 51 quartz, light gray, very moist, very dense <br /> 52 52 — <br /> 53- 53 in 24 — <br /> � 55 <br /> N 36 18 12 0 SILTY SAND very fine—grained, yellowish— 5M <br /> 58 yellowish— <br /> in 50 58 brown, wet, very dense = — <br /> 57 57 — <br /> 58 511- <br /> 59 59 <br /> SANDY SILT, reddish--brown, organic blebs Alt — <br /> 80 moi hard, law Iasbcl <br /> (Boring Continued On Next Page) Page 2 Of 3 <br />