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SP TFSTiNG INC. <br /> Steven B.Schirrners -951 Katydid Lane NE-St. Michael,MN 55376 <br /> Cert.No 627 - State License#394 - Phone 763-497-3566 - Fax 763-497-5011 <br /> www.sqtestin�.wastewater comcast net- schirmerswastewater.com <br /> July 28, 2015 <br /> Clark 8 Sharon Winslow <br /> 1205 French Creek Dr. <br /> Orono, MN <br /> This onsite sewage treatment system is designed for a Type 1 system corrected <br /> (original soil below the system with 1.2' of sand) Type 1, 6 bedroom home in <br /> accordance with the Minnesota Poiiution Controf Agency chapter 7080 & locai <br /> ordinances. <br /> The existing tanks may be used. <br /> The soils on this site are a sandy loom to loamy sand. The system wil! need to be <br /> removed, lowest trench at elev. 85.1 & .3' below the system (possible pugged soils <br /> elev.94.8) 8 then backfitl with washed sand to elev. 86.0 using SB#2 with mott[ed <br /> soil at elev. 93.0 which will meet a 3' separation. A pressurized seepage bed with be <br /> instalied with 12"of rock, 1-1/2" distribution pipe, 3/16" perforations 36" apart. <br /> Cover with 2"of rock 8 a minimum 8� 6" of loam topsoil. <br /> The existing trenches owtsjde of the seepage bed must be roughened up a minimum <br /> of 3'from the edge of the seepage bed. <br /> The west line is approxirnate 1� must be located prfor to installation. The property <br /> line shown is from an old aerial photo. <br /> This site has very limited space for access for repairing the systen� 8 may require <br /> access from a neighboring property to ins#all the system. <br /> The existing pumping chamber will Ilft the effluent to the treatment area. The power <br /> supply � switches must be located outside the manhole 8 pumping chamber in a <br /> weather proof enclosure. A warning device must be installed with a light 8 sound <br /> device, this is in case of a purnp failure. <br />