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WiCE AND TECHNOLOGY CORP. <br /> 6� <br /> ?AI PIEZOMETER / WELL INSTALLATION LOG NO. Mw-9 <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 4886.4488 E 4995.3156 1 3.32 (msl) i 9/08/92 <br /> t. STRATUM MONITORED LOGGED BY <br /> Silty SAND & Sandy SILT S. Martin <br /> CHECKED BY APPROVED BY <br /> M. McClain E. Meyer <br /> 1.r <br /> L"' PROTECTIVE.CASING' <br /> Flush Mounted <br /> GROUNQ ELEVATION <br /> msl) <br /> i V'. V- <br /> V <br /> TYPE OF SEAL: <br /> Concrete <br /> 3.0' I.D. & TYPE OF R12ER PIPE: <br /> 4" NSF Certified Sch 40 PVC <br /> 2.0 X E TYPE OF SEAL: <br /> 25.0' Bentonite Pellets <br /> 1 � <br /> 26.5' <br /> t.. — SCREEN OR OPENINGS SI <br /> 4" NSF Certified Sch 40 PVC with 0.02" slots <br /> +- 20.0' <br /> _ I <br /> TYPE OF FIL T EIS: <br /> LO _ #3 Lapis Lustre Sand <br /> frr•rr.•. <br /> 1ill�r'✓ <br /> F:'rrr TYPE OF SEAL: <br /> to, N/A <br /> OTAMETEE <br /> METHOD OF INSTALLATION: <br /> Boring drilled to completion; set riser pipe and screen; placed filter and seal; installed cover; added concrete 0.5'-I.0': cement placed <br /> around cover and brought to surface. <br /> I.r <br /> REMARKS: <br /> Well developed by surging and pumping 5 w0 volumes of water. <br /> 1.. <br />