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1 <br /> E" <br /> Smith Technology Corporation <br /> Quality AssuranceJQuality Control Plan <br /> Revised Febmay,'�1995 <br /> i <br /> i <br /> Equipment and well material decontamination will be conducted on an impermeable surface and all <br /> decontamination eluent will be contained. All surfaces of the equipment will be thoroughly <br /> decontaminated using a steam cleaner. The equipment will be placed on a drying rack for air drying. <br /> The decontamination water will be stored in containers certified for hazardous materials storage and <br /> disposed of in an approved manner. ` <br /> ;E I <br /> j <br /> Sample equipment to be used for pesticides and organic analysis will be washed in a nonphosphate <br /> detergent (Alconox or equivalent) and rinsed with tap water, followed by deionized water. If the <br /> equipment is far metals analysis, the initial rinse will be conducted with 0.1 N nitric acid followed by <br /> tap water and deionized water. <br /> i <br /> 7.0 FIELD EQUIPMENT CALIBRATION AND MAE TTENANCE <br /> The following',�Imeasuring equipment may be used during the Remedial Investigation. Equipment is w <br /> k <br /> grouped by field activity. Calibration procedures and frequency are fisted by piece. j <br /> .. f <br /> Soil Borings and Well Dimensions <br /> Steel and coated cloth tape. Calibration: none. <br /> Water,'Level Measurements in Wells <br /> Steel surveyors tape. Calibration: manufacturer supplied temperature correction will be applied <br /> i <br /> as app lcable for field conditions. Electrical well sounders. Calibration: check against steel <br /> surveyor's tape. <br /> 'I <br /> E <br /> WAAdmin\8hei1slQAQC-97.DOC <br /> 5 I <br /> I� <br /> 3 <br />