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! WINZLER & <br /> KELLY CONSULTING ENGINEERS <br /> 'i <br /> fi <br /> Site-Specific Groundwater Samplirg Procedures <br /> California Highway Patrol Facility <br /> � <br /> 385 West Grant Line Road, Tracy, California <br /> I. Objective <br /> Collect representative water.level data and groundwater samples. h <br /> 2. Background <br /> Water levels will be measured to determine the direction and gradient of groundwater <br /> flow. Representative groundwater samples from the water-bearing zone will be obtained <br /> using disposable polyethylene bailers following purgi ng. <br /> 3. Personnel Required and Responsibilities <br /> WinzlPr_& Kelly Technician: A qualified technician'will perform sample collection in <br /> accordance with the procedures outlined below. F <br /> �. <br /> { 4. Equipment Required <br /> L Disposable gloves i <br /> Potable water t <br /> • Alconox soap <br /> i <br /> � • Containers to hold rinsate water <br /> L{r Scrub brushes <br /> Tools to open wells <br /> Keys to lacks <br /> +- Water Level Data Form/Pencil ' t <br /> Well Sampling Data Sheet <br /> • Groundwater Sampling Log Form a <br /> • Water Level Meter i <br /> Oil / Water Interface Meter <br /> • 12-volt DC 1.75-inch electric submersible pump w/ 30 ft. hose <br /> • HYDAC TM Meter <br /> 4 Containers to hold extracted water(as required) <br /> t <br /> Disposable bailers(previously-unused) <br /> • Bottom emptying device'for bailer <br /> • Monofilament nylon line'(50 lb test) ` <br /> • Scissors <br /> • Laboratory provided sample containers (preserved, as required) <br /> • Sample labels , <br /> l <br /> SOP GW Sampling 1 January 2004 <br /> 1 <br />