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} <br /> BoRiNG LOG <br /> PATE COMPLETED 5-2j3-87 <br /> DATE STAItTED 5-2$-87 <br /> 1QGGED aY R. Livermore <br /> DRILLER Sierra Drilling oru4rruc DESCRIPTION <br /> aA � <br /> g' W£LL CONSTRUCTION DETAIL SYµeDt <br /> 0-71 dark brown fine-medium sand with <br /> �1 DWp t2R Waterti ht locking vaul gravel in the first 4 feet <br /> p cement <br /> . waterproo <br /> locking ca a SP <br /> pea gravel <br /> i( grout sand with <br /> 7„10,51 light brown silty <br /> 2" solid PVC 9 fines and root holes <br /> casing entonite SM uartz) <br /> 10.5-151 light gray/white (4 <br /> fine-medium sand that is moist <br /> 1 _ f SW <br /> 3t l ` micaceous <br /> 15-20' light booseLoose ndwet. <br /> !$ 1 fine Sand. <br /> = . 2,l (.0211) SP <br /> ls'o slotted to <br /> Monterey f fine sand <br /> Fg sand #ZO f 1 ' PVC casing SM 2p-2t1 Tight grayish moist <br /> soraylbrown <br /> W_ �r 21-251 grades to a Lig 1 <br /> M 20 �� mottled silty mlcacea.s clay <br /> I ! CL <br /> a ZZ <br /> w <br /> z4 f bentonite <br /> Zo end cap Bottom of hole= 25 feet <br /> r ;?8feet at time of <br /> Groundwater: drilling <br /> On 5-8-87. water level: 16.1 feet <br /> E��S GOLDEN ti$ERN GO RFACFLIONI OYPRNY <br /> SCS I=NGIN MANTECA <br /> .----- ._.__..... ....._._._ .._._...... ._:�--. ....._..SSE^aHS.Call FIAO W)sCHuiot <br /> LlI �...... <br /> CONSVHG EHGSHE CpS Bi ........_._— ......._.. ___...... ......... <br /> MOI�ITORiNG W <br /> a1EaAr cosnT.SUM c — <br /> DUBLIN.CAL Y4666 project FID• 4 $1 <br />