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' '`04C E ANU TECHNOLOGY CORP <br /> W <br /> N PIEZOMETER / WELL INSTALLATION LOG NO MW-9 <br /> CLIENT PROJECT IPROJECT NO <br /> EBMUO Stockton Service Center 40429 300 <br /> ' PROJECT LOCATION COORDINATES TOP OF RISER ELEVATION (DATUM) DATE <br /> Stockton, CA N 4886 4466 E 4955 3156 3 32 (msl) 9/08/92 <br /> STRATUM MONITORED LOGGED BY <br /> Silty SAND & Sandy SILT S Martin <br /> ' CHECKED BY APPROVED BY <br /> M McClain E Meyer <br /> PROTECTIVE CASING. <br /> ' Flush Mounted <br /> GROUNO ELEVATION <br /> I'� d msl) <br /> TYPE OF SEAL <br /> ' d b <br /> ' Concrete <br /> 3 0' I.Q. & TYPE OF RISER„CTPF, <br /> 4" NSF Certified SCh 40 PVC <br /> 2 0' TYPE OF SEA! _ <br /> ' <br /> 25 0' Bentonite Pellets <br /> 26 5' <br /> Inc- <br /> —_ <br /> SCREEN OR OeENINGS SIZE. <br /> 4" NSF Certified Sch 40 PVC with 0 02" slots <br /> - i <br /> 20 0' — <br /> ' = TYPE OF FILTER.. <br /> #3 Lapis Lustre Sand <br /> 0' JYPE OF SEA[ _ <br /> ' N/A <br /> ' QIAMETER_ <br /> 10" <br /> METHOD OF INSTALLATION <br /> Boring drilled to completion, set riser pipe and screen placed filter and seat, installed cover, added concrete 0 5'-1 o cement placed <br /> around cover and brought to surface <br /> ' REMARKS <br /> Well developed by surging and pumping 5 well volumes of water <br /> 1 <br />