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1680 Durham Ferry Road, Tracy, CA <br />GROUT CALCULATIONS <br />MW-2x <br />A I B C I D I E FI G I Fl I J I K L M N 0 <br />1 Standard Well <br />radius in <br />inches <br />radius radiusA2 <br />pi (ft) (ft^2) <br />, _,. <br />height Volume <br />(ft) , (ft^3) <br />I <br />Convert <br />ftA3 to Volume <br />gals. (gals) <br />Total <br />Filter Filter <br />pack vol. pack <br />(gals) porosity <br />- <br />Actual <br />Grout <br />Used <br /> (gals) <br />2 <br />3 <br />Effective <br />Filter <br />pack Vol. <br />(gals) <br />Total <br />volume <br />, (gals) <br />4 <br />5 <br />6 Casing Blank adjacent to sealing material 1 3.1415 0.0833 <br />0.0863 <br />00069 27 0.59 748 4.41 i i 4.41 <br />7 Casing Screen & Blank adjacerft to filter pack 1 3.1415 0.0069 5 0.11 7.48 0.82 , 0.82 <br />8 Borehole Flfterpack 4 3.1415 0.3333 0.1111 5 1.75 7.48 13.05 12.24 1 0.30 3.67 3.67 <br />9 Borehole Filterpack Below casing 4 3.1415 0.3333 4 0.1111 2.5 0.87 7.48 6.53 0.30 1.96 1.96 <br />10 Borehole Mushroom cap 10 3.1415 0.8333 0.6944 1 2.18 7.48 16.32 16.32 <br />11 f--- 27.17 <br />12 <br />13 <br />14 , ' <br />15 Casing Blank = Length of Blank Casing Adjacent to sea_llgrout <br />to filterpack <br />filled with <br />filled <br />casing <br />diameter) <br />baddill <br />filterpack <br />with filterpack <br />cut off filled <br />(do not include 5' length to be drilled out) <br />16 Casing Screen & Blank = Length of casing adjacent <br />17 Borehole Filterpack = Length of borehole annulus <br />on <br />with grout <br />y below the <br />Wpica <br />well screen; <br />ly 1 footl <br />18 Borehole Filtesiack Below screen mg Length of borehole Usually does not exist in most wells. <br />19 Borehole Mushroom cap = length of borehole above <br />radius in inches = radius of casing or borehole (Not 20 <br />21 pi = 3.1415 <br />22 radius In feet =Radius in inches/12 <br />i 23 height = height of borehole or casing in feet <br />24 ft3= cube feet, pi`r211 <br />25 Feet to gallon = 7.48. conversion factor <br />screen <br />. <br />26 Volume in gallons = ft31.48 <br />27 Total Filter pack volume = Borehole Filterpack volume - casing <br />28 filterpack porosity = Assumed porosity of 30% <br />29 Effective Filterpack Volume = Total Filter pack volume * Filterpack porosity <br />Effective Filterpack Volume 30 Total Volume = Blank Casing + Screen Casing + + Mushroom Cap <br />31 User Defined Value I r