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`OCE AND TECHNOLOGY CORP <br /> V <br /> m <br /> PIEZOMETER / WELL INSTALLATION LOG NO. MW-8 <br /> CLIENT PROJECT PROJECT NO <br /> ' EBMUD Stockton Service Center 40429 300 <br /> PROJECT LOCATION COORDINATES TOP OF RISER ELEVATION (DATUM) DATE <br /> Stockton, CA N 4947 552 E 5017 905 3 07 (msl) 9/07/92 <br /> STRATUM MONITORED LOGGED BY <br /> ' Silty SAND & Sandy SILT S Martin <br /> CHECKED BY APPROVED BY <br /> M McClain E Meyer <br /> 1 <br /> PROTECTIVE CA2ING. <br /> ' Flush Mounted <br /> ROUNO ELEVATION <br /> ° Vmsl) <br /> VO-4 v <br /> ' TSE OF ,2FAl <br /> Concrete <br /> 3 0' T EE OF RISER PIPE <br /> 4" NSF Certified Sch 40 PVC <br /> ' 2 0' TYPE <br /> 25 O' Bentonite Pellets <br /> 26 5' <br /> 17 7— <br /> —SCRFFNOPENINGS <br /> 4" NSF Certified Sch 40 PVC with 0 02" slots <br /> 20 0' — <br /> ' _ TYPE OE F <br /> _ #3 Lapis Lustre Sand <br /> of <br /> rr'fYr'f:: <br /> N/A <br /> ' QIAMETER. <br /> 10" <br /> METHOD OF INSTALLATION <br /> Boring drilled to completion, set riser pipe and screen placed filter and seal, installed cover added concrete 0 5—10', cement placed <br /> around cover and brought to surface <br /> ' REMARKS <br /> Well developed by surging and pumping 5 well volumes of water <br />