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Rusty Olson's--Soil and Percolation Testing <br /> Joseph J. Olson--NIICA License#810 <br /> 11481 Riverview Rd. NE,Hanover,MN 55341 <br /> (763)498-8779 Faz(763) 498-8290 ��-C�NU C4P�' <br /> November 04,2009 <br /> David Bergh <br /> 2195 French Lake Road <br /> Orono,Hennepin County <br /> This on-site Sewage Treatment System is designed for a Type 1,five bedroom home in accordance with the Minnesota <br /> Pollution Contro(Agency Chapter 7080 and local ordinances. <br /> The periodically saturated soils were located at 24"-42".(Mottled soil). Due to periodically saturated soils and the <br /> existing system an OTHER pressurized Mound System will need to be installed to treat septic effluent. T'he bottom of <br /> the treatment area must be located at least 3'above the saturated soils. <br /> Chapter 7080.0178 Subp.3.Compliance.Systems designed and constructed under this part shall be considered in <br /> compliance if they meet the conditions of the approved monitoring plan.T6e monitoring plan is to be set by the LUG. <br /> The mitigation plan for this lot is holding ta�ks. <br /> A water meter must be installed in the house. <br /> The soils at a depth of 12"have a percolation rate averaging 12 MPI. �RONO COPY <br /> All neighboriog wells are located geater than 100'away from proposed treatment area. <br /> Use 7/32 inch perforat;ons on the laterals.A filter installed on the second tank.Clean outs must be installed on <br /> the end of the laterals for maintenance.A water meter must be installed in the house. <br /> T'he existing 1000 gallon septic tanks may be used upon approval of the local inspector.If the tanks are not usable two <br /> new 1250 gallon septic tanks must be instatled. <br /> The existing 1000 gallon lift station may be used upon approval of the local inspector.If the lift station is not usable a <br /> new 1250 gallon lift station must be installed. <br /> The existing trench system is not overloaded.The new mound should be placed over the top of the existing trench <br /> system.`The existing drop boxes should be removed so water can not travel through the eacisting trench system <br /> The manifold and suppiy line must have back dtainage to the pumping chamber. The distribution pipes shall have the'v <br /> ends capped. Be sure the rock and sand fill materials are ciean. The sod layer below the entire mounded area must be <br /> turned over,just break up the sod and be sure not to over work.Keea all heaw equiament off of t6e proposed <br /> treatment areas before durine aod after construction. The area around bot6 sites must�fenced off bv the <br /> contrs�ctor before anv coustruction be¢ins. T6is DesiQn is not valid and t6e Svstem will oeed to be relocated if <br /> failure to arotect the areas aroaosed for On-Site Sewaee Treatment occurs. <br /> With proper installation and maintenance,this system should have no problem in treating septic effluent effectively. <br /> Nothing other than gray water,(laundry,showers,etc.) Human water and toilet tissue should be disposed of into the <br /> septic tanks. Garbage disposals are not recommended. Additives must not be used;they may cause hannful damage to <br /> your septic system. It is recommended thai you pump the tank every year for 1 tank every two years for two tanks. <br /> sin ►�t > .--. CIT�'4F OR4At(,�► <br /> G� '. �_�FY SEPTIC P R�ri N <br /> INSPECTOI� � <br /> Joseph J.Olson DATE� — - PfiRMIT Nfl, <br /> ���'tEM tS�F� APPROVED AS SIT�At(T"tf Q <br /> APPROVED WITNCURREC"f10AT�Asl10'�'$p <br /> �Q��D�S. �Y����' NOT APPRIOVED-CORxBCT t BBSUSAti7' <br /> �������s W�in,»�{�, 'i'hece cotnment�w for your infixmstioo. Ap vork s1k11 i�� <br /> in fuil coatplianc�w�ith+rll oppliaablo eeptio�nd wqfnu ewl�, <br /> � Rcqairements including uertu not speciflcuily poteJ 1�ibi�ro�; <br /> . � x�Er z�us��-r aia stzi�r eu.Tra�s�b <br />