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�� <br /> � , � ��� � ��� <br /> Rusty Ulson's--Soil and Percolation Testing <br /> Joseph J.Olson--MPCA License#810 <br /> 11481 Riverview Rd NE,Hanover,MN 55341 <br /> (763)498-8779 Fax(763)498-8290 <br /> FUTURE SITE FOR EXL5TI1�iG HOUSE <br /> O�ONO COPY <br /> September 04,2007 <br /> William Waldron Estate <br /> 1880 Fox Street <br /> Orono,Hennepin County <br /> This on-site Sewage Treatnnent System is designed for a future Type 1 Five-bedroom home in accordance <br /> with the Minnesota Pollution Co�rol Agency Chapter 7080 and local ord'mances. <br /> The seasonally saturated soils were located at 26"-30"(mottled soil).Due to the seasonally saturated soils,a <br /> pressuriz,ed mound system will need to be instalted to treat the septic effluent The bottom of the treatment <br /> area must be located at least 3'above the saturated soils. <br /> All neighboring wells are greater than 100'from proposed treamnent areas. <br /> The soils at a depth of 12"have a percolation rate averaging 3 MPI. <br /> ORONp CO�� <br /> The existing system conforms to chapter 7080. <br /> Keeu alt hesW eqaipn�ent off the aroposed treatment area. <br /> A pumping chamber will need to be installed to lift t�e effluent to the treatment area. The power supply and <br /> switches must be located outside the manhole and p�mnping chamber in a v►lea�erproof enclosure. A <br /> warning device must be installed wit�light and soimd devices;this is in case of a pump failiu�e. <br /> The manifold and supply line must have back drainage to the pump chamber.The rock and fill materials <br /> mnst be clenn.'Ibe sod layer below the entue mounded area must be twned over.lust break up the sod and <br /> be sare not to over work. <br /> Nothing ot6er than erav water.(Isandrv.showers.etc.) Haman water and toilet tissae should be <br /> disaosed of into the septic tsnks. Garbn¢e disaoBals are not recommended. Additives mqst not be <br /> used:thev mav cunse 6armfal dsm�e to voar xptic svstem. It is recommended that von anmp t6e <br /> tank everv vear for 1 tank,everv two vears for two tanks. <br /> SincerelY, <br /> Joseph J.Olson C1TY UF ORONO <br /> SFPTIC P RN[IT N � <br /> ���r��:c�ro� <br /> n:�TF� • �� pERvtt"r tio. _ <br /> ORONO COPY � �,�rkovrn ns sc;i��itTT[?D <br /> APPROVGD WITH CORRECTIOKS AS N�T� <br /> [� KOT APPROVED-C(1kRF.CT& KF:SL�HYIIT <br /> Thcsc commcnts arc For your information. Ali work�hi�N�flMl� <br /> in full compliance with all upplicublc scptic und soNipf Oa�► <br /> Rrquiremcnis including items not srccilically nui�1N� <br /> KI'.t'.P THiS PLAN 9ET ON SlTE AT Al.[.TiY� <br />