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SAMPLING TUBE <br /> MIN 12 INCHES LONG FROM CAP <br /> CLAMP <br /> TYGON TUBING <br /> MIN 18 INCHES LONG <br /> DRILL 3/8" HOLE <br /> - 1 " PVC THD CAP <br /> PAINT PER SCHEDULE <br /> - 0-RING OR TEFLON TAPE ON THREADS <br /> w <br /> - 1" MPT x SLIP ADAPTOR, SECURE <br /> m <br /> ry PROBE PIPE <br /> n <br /> U J <br /> w SAMPLING TUBE <br /> r o COLOR PER DEPTH <br /> oJ NO SPLICES ALLOWED <br /> -j INSTALL UNDER COMPRESSION <br /> cow <br /> w 3: FOUR ADDITIONAL HOLES <br /> w <br /> Li <br /> ABOVE STOPPER <br /> >� <br /> i- SIZE 5 (30mm x 23mm) <br /> RUBBER STOPPER W/ <br /> J 4mm HOLE <br /> 1 " PVC CPLG <br /> SECURE W/ SS SCREWS <br /> PERFORATIONS: 1/8" HOLES, <br /> 180` APART WITH 1 -IN SPACING, <br /> AND ALTERNATE HOLES OFFSET 90° <br /> z <br /> O <br /> N <br /> O <br /> 1 " PVC CAP, SECURE <br /> �-SECURE WITHOUT CEMENT OR GLUE <br /> 1/8" HOLE IN CAP <br /> N:11Foothili\DrawingsTH-Trip1e Soil Gas Well Inst 3-23-07.dwg <br /> CONY OF SAN JOAQUIN SOIL GAS MONITORING TRIPLE PROBE FIG 5 <br /> WELL INSTALLATION SOIL GAS WELL DETAIL <br />