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L <br /> Ripon Unified School District <br /> Monitoring Well <br /> Grout Volume Calculations <br /> Monitoring Wells MW 1 through MW3: <br /> Assumptions: Borehole diameter is 8 inches <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 /> Grout Volume for each well = (35 ft)(0.17 gal/linear ft.)+ 0.25[(20 ft)(2.44 gal/linear ft)] <br /> 18.26 gallons per well <br /> i <br /> i <br /> I <br /> W:\13 0994p-wel l ab and o n m ent.do c <br /> i <br /> I <br />