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' ACE Aril] TEMMOLOOY CORY <br /> 4� <br /> W <br /> �y PIEZOMETER, / WELL INSTALLATION LOG NO Mw-9 <br /> CLIENT PROJECT PROJECT NO <br /> EBMUO Stockton Sernce Center 40429 300 <br /> PROJECT LOCATION COORDINATES TOP OF RISER ELEVATION (DATIJM) QATE <br /> Stockton, CA N 4888 4466 E 4995 3156 1 3 32 (msl) 9/08/92 <br /> STRATUM MONITORED LOGGED BY <br /> Silty SAND & Sandy SILT S Martin <br /> ' CHECKED BY APPROVED B f <br /> M McClain E Meyer <br /> I <br /> PROTECTIVE CASING <br /> Flush Mounted <br /> ' GROUND ELEVATION <br /> r m <br /> oO il)I � � <br /> ' O d <br /> TYPE OF SEAL. <br /> ' Concrete <br /> 3 0• I.O. C TYPF OF 213 ER PTPF <br /> 4" NSF Certified SCh 40 PVC <br /> 2 0' E TYPE OF SEAL. <br /> 25 0' Bentonite Pellets <br /> 28 5' <br /> SCREEN OR OPFNTNGS ST7P <br /> 4" NSF Certified SCh 40 PVC with 0 02 ' slots <br /> ' 20 0' <br /> f . TYPE QF FILTER, <br /> t _ #3 Lapis Lustre Sand <br /> 0' i s=f•:•:s�: <br /> TYPE OF SEAL_ <br /> r.••r.•r N/A <br /> ' — DIAMETfF_ <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 /> 1 <br /> REMARKS <br /> Well developed by surging and pumping 5 well volumes of water <br />