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, ��s l�. )Ifr �o;•�s ��cau���oN � Sz p}�,c � �GD� <br /> � �� � !(��`�ld y <br /> Rusty Olson's--Soil and Percolation Testing <br /> Joseph J. Olson—MPCA License#810 <br /> 11481 Riverview Rd.NE,Hanover,MN 55341 <br /> (763)498-8779 Faa(?63)498-8290 <br /> January 27,2008 <br /> +pRONO�OPY <br /> Gerald Erickson <br /> 720 Big Island <br /> Orono,Hennepin County <br /> This on-site Sewage TreaUment System is designed for a Type 1 two-bedroom home in accordance with the <br /> Minnesota Pollution Control Agency Chapter 7080 and local ordinances. <br /> The seasonally saturated soils were located at 18"-20"(mottled soil).Due to the seasonally saturated soils,a <br /> pressurized mound system wilt need to be installed 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 feet from proposed treatment azeas. <br /> T'he soils at a depth of 12"have a percolation rate averaging 17 MPI. ORONO <br /> COPY <br /> The existing septic system dces not conform to the state code chapter 7080. <br /> The existing tank must be abandoned. <br /> Two new 1000 gallon sepric tanks need to be installed.A new 1000 gallon lift station needs to be installed. <br /> The tanks need to be insulted. <br /> A pumping chamber will need to be instailed to lift the effluent to the treatment area. The power supply and <br /> switches must be located outside the manhole and pumping chamber in a weatherproof enclosure. A <br /> warning device must be installed with light and sound devices;this is in case of a pump failure.The <br /> manifold and supply line must have back drainage to the pump chamber.The rock and fill materials must <br /> be ctean.The sod layer below the entire mounded area must be turned over.Just break up the sod and be <br /> sure not to over work. <br /> Nothing other than Qrav water (laundrv,showers,etc.) Human water and toilet tissue shonld be <br /> disnosed of into the seatic tsnks. Garbage disoosals are not recommended. Additives must not 6e <br /> used•thev mav cause harmfnl damaQe to vour seatic svstem. It is recommended that vou�uma t6e <br /> tank everv vear for 1 tank.everv two vears for two tanks. <br /> s����y, €:t1'Y C�F ORBNA <br /> ---- - SE�TIC PERI�ti�'P�.AI��t w M <br /> ,� ORONO COPY ?�SPEC�O� ' <br /> :%� Joseph J.Olson DATF - ���PERMIT N4, <br /> ��ovEn�s sueurrr� <br /> APl'ROYED WiTii G,OARE3C'TK'fMlt A�1!O°� <br /> trot��ovev-conR�'a�s�a�us <br /> "�hcae oanrneoes�a.esr yaa is�m�tb4. ��rak+�aq b,MN <br /> �S$Y5'i�M{S�b�t�t w r��...�u..oe w�.�i.vrt�.���a..w��a�r. <br /> �„BEDRDQIIRSS. ANY�Vt�tEASE�!MlT�EA ��"n`��r�er�.ar�Ata,�s+m�+��► <br /> Of BEDROO��S�tYAUi�TE�S TfiIS aFStG�I. <br />