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� � � <br /> Joseph Olson D.B.A. <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(763)498-8290 <br /> Revised February 11/20l 1 <br /> r�bn�y o9,200� ORONO COPY <br /> Keith Korci_ <br /> 3215 Graham Hili Road <br /> Orono,Hennepin County <br /> This on-site Sewage Treatrncnt System is designed for a Type 1,five-bedroom home in accordance with the Minncsota <br /> Pollution Control Agency Chapter 7080 and local ordinances. <br /> The periodically saturatcd soils were located at 1424 inches(mottled soil).Due to 7'he periodically saturated soils,a <br /> pressurized Mound System will necd to bc installed to trcat scpdc effluent The bottom of the treatment arca must be <br /> located at least 3'above the saturated soils. <br /> �`"'�':`"� ':'�PY <br /> Use 7/32 inch perforations on the lateruls. <br /> The soils at a depth of 12"havc a percolation raie averaging 8 MPI. <br /> All neighboring wells are locatcd gTcatcr than 100'away from proposed treatment area. <br /> All tanks necd to be insulatcd if there is Icss than two feet of cover over the top of the tanks.A filtcr nccds to be <br /> installed on the second tank.Clean outs must be installed on thc end of the laterals for maintenance. <br /> A pumping chamber will nccd to be installed to lift the et�luent to the treatment azea. The powcr supply and Switches <br /> � must bc located outside the manhole and pumping chamber in a weatherproof cnclosure. A warning dcvice rnust bc <br /> Iinstalled with light and sound devices;this is in case of a pump failure.The manifoid and supply line must have back <br /> Idrainage to ihe pumping chamber. <br /> i <br /> � Keeu all heaw equipment off of the aroposed treatment areas before,dnrinp and nftcr construction. Thc arca <br /> iaround both sites must be tenced off bv the contractor before anv construction be¢ins.This DesiQn is not valid <br /> j and Yhe Svstem willfeed to be relocated if fAilure to protect the areas proposed for On-Site Sewage Treatment <br /> occurs. <br /> ' With proper installation and maintenance,this system should have no problem in treating septic efflucnt cffectively. <br /> i Nothing othcr than gray water,(laundry,showers,etc.) Human water and toilet tissue should be disposed of into the <br /> ; septic tanks. Garbage disposals arc not recommended. Additivcs must not be used;they may cause harmful damage <br /> to your septic system. It is recommended that you pump the tanks every rivo years <br /> i <br /> � Sin rely, <br /> i <br /> I µ� <br /> � Joseph J.Olson <br /> i Ui<_Oi�"C CO�FY <br /> CITY O�; nRONO <br /> SF,PTIC f'F.[ZIvI T P A REV EW <br /> 1\SPFCTOR <br /> n:1TF ���{�l ERMIT NO. <br /> APPROVC-.D AS S1;��1fTTED <br /> �] APPROVED W(TH CORRECTIO►3$AS NOTF� <br /> Q NQT APPROVED-CORRECI'Bt RESUB�IAlT <br /> 'tH�,S,SYSTEM fS DESIGNEO FOR These comments sre for your informstioa. AJI work ch+ttl be d�w <br /> ,;Z,$fDR00MS. ANY iNCREA3E IM NUMB� in full compliance with all applicable septic w+�wuiu6 cmde. <br /> Requirements including items noi specificxlly aoted ia tkisoevieNilb <br /> OF BEDROQMS INVAUDATES THIS DES(GN. KEEP THiS PLAN SET ON 5IT8 A�7 ALL TWd6S <br /> • Q <br /> � � <br /> ���` <br /> \ <br />