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SND PERFORATION OF- A .PERFORATED' LATERAL <br /> Grass Cover <br /> gt <br /> Topsoil <br /> • • Layer ofeo#extile Fabric Qor layer <br /> Loam -Sand Layer Y Y of hay ot':or -straw covered: with red <br /> : rosin aper) <br /> v UC. `.0 C• <br /> G <br /> Perfor # _Perform tion: `Drilled ,Ho11 ­rizonte Iy <br /> ` ` •� << �;�. `. .`�. into Cap Near :Top : <br /> s <br /> • 4t _ - ,` • - of <br /> 3 s A# Least: 127 to Edge: <br /> 4' <br /> PIu - <br /> tDrain Field. Rock4�G cc, <br /> of Rock Layer <br /> << <br /> Perforations Located at <br /> Clean Sand Layer <br /> Bottom of Lateral <br /> original Soil Properly ., Scarified : r <br /> All, Before Placing Sand Layer <br /> 1` , <br />