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1 <br /> ATC Associates Inc <br /> Quality Assurance/Quality Control Plan <br /> Revised 1998 <br /> VOLUME OF OPEN BOREHOLE AND ANNULAR SPACE BETWEEN CASING A" <br /> HOLE <br /> Hole Diameter Volume/Linear Feet of Hole Nominal VolumelLinear Feet of <br /> (inches) Casing Annular Space' <br /> Diameter <br /> (inches) <br /> Gallons Cubic Feet Gallons Cubic Feet <br /> 725 214 029 2 191 026 <br /> 825 278 037 2 255 034 <br /> 1025 429 057 2 406 054 <br /> 1025 429 057 4 346 046 <br /> 1225 613 082 4 530 071 <br /> k Annular volumes will be multiplied by 300/6 to account for porosity of filter pack. <br /> If the aquifer is slow to recharge, development will continue until recharge Is too slow to practically <br /> . continue The volume of water produced versus tune will be recorded <br /> All withdrawn groundwater will be stared on-site In 55-gallon waste drums unless permission Is <br /> granted by the appropriate regulatory agency to discharge the water to the ground surface or sanitary <br /> sewer Drummed water will be labeled with the source of the water to help ensure appropriate disposal <br /> based on contamination levels <br /> 11.0 SOEL SAMPLING PROTOCOL <br /> 11.1 Sample Collection During Drilling Activities <br /> A proposal will be submitted to the lead regulatory authority with proposed bonng/samphng <br /> locations The exact location and number of borings at each site will be determined in the field <br /> by the Project Geologist/Engineer <br />