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i <br /> i <br /> 'i <br /> Stagg High School, Stockton, California <br /> Monitoring Well <br /> Grout Volume Calculations <br /> Monitoring Wells MWl through MW5: <br /> IL <br /> Assumptions: Borehole diameter is 8 inches diameter <br /> Average borehole depth of 30 feet 'E <br /> Volume of annulus between casing and hole.,= 2.44 gal/linear ft <br /> Volume of 2-inch diameter casing = 0.17 gal/linear ft <br /> Filter pack porosity is 25% <br /> F <br /> Grout Volume for each well = (30 ft)(0.17 gal/linear ft.)+ 0.25[(20 ft)(2.44 gal/linear ft)] <br /> = 17.30 gallons per well <br />{ <br /> r <br /> f <br /> 4 <br /> r <br /> i <br /> r <br /> f <br /> W A 130991wp-wel]abandonment.doe <br /> i <br /> ti <br />