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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 Fax(763)498-8290 <br /> Revised October ib,2009 ORONO <br /> February 09,2007 C�P� <br /> Bruce Paddock <br /> Lot 7,Block i Graham Hill Road <br /> Orono,Hennepin County ORC?NO COPY <br /> This o�-site Sewage Treatrnent System is designed for a Type 1,five-bedroom home in accordance with the Minnesota <br /> Pollution Control Agency Chapter 7080 and local ordinances. <br /> The periodically saTurated soils aze present at 18"-22"(mottled soil). Due to periodically saturated soils,a pressurized <br /> Mound System will need to be installed to treat septic ei�luent T'he bottom of the treatment area must be located at <br /> least 3'above the saturated soils. <br /> All neighboring wells are greater than 100 feet from proposed treatment areas. <br /> T'he soils at a depth of I 2"have a percolation rate averaging 8 MPI. <br /> Use 7/32 inch perforatioos in t6e laterals. <br /> Alt tanks need to be insulated if there is less than two feet of cover over the top of the tanks.A filter <br /> installed on the second tank. <br /> Clean outs must be installed on the end of the laterals for maintenance. <br /> A pumping chamber will need to be installed to lift the ef�uent to the treatment area. The power supgly 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. <br /> Septic system should be fenced off20'away from proposed and future systems before construction begins. <br /> Keeu sli heaw equiament off of t6e nr000sed treatment areas befora durine and 9fter construction The area <br /> around bot6 sites must be fenced off bv the coatractor before anv constructioa beaios. This Desi¢a is not valid <br /> snd the Svstem will need to be relocated if failure to orot�t the areas urouosed for On-Site 3ewa�e Treatment <br /> occurs. <br /> Nothing other ttzan gray water,(laundry,showers,ete.) Human water and toilet rissue should be disposed of into the <br /> septic tanks. Garbagc disposals are not recommended. Additives must not be used;they may cause harmful damage to <br /> your septic system. it is recommended thai you pump the tank every year for 1 tank every two yea�s for two tanks. <br /> Sincerely, <br /> �-� --� �iT'�'�t3F 4R4Nt,� <br /> �:.� SFt''t'TC PE�L I R Y fiW <br /> Joseph J.Olson 1NSPE(�OIZ �� <br /> D.ATB.S i��i'J PERMIT N�D.�, � <br /> ORON�C�P� APPROVF.D AS SC'B�ITTTED <br /> � APPROVF.D WITH CURftFC'i'TOh"!1 A!NOT6p! <br /> M c NOT APPROVF:D•CORRF,C1'�t RE9I;B11tT <br /> ��I�i��:.�T� Thcsc commcntb are f'oT your inPormstiun. All;wa;k 3ba11 ba t1aM <br /> ��00� �� '�{J*E'���� in fliil compliuncc with yll upplicu6te scptic aiiiid,zoning cuJo. <br /> ��yL�����Ts�,p�c�.� Requiremcnts including itams not specilically noted iAlhi�pviiw{, <br /> #�iAMwf���f�i/MN�t KI:t.P TH(S PLAN SET Oh SITG AT ALI.TIMGS <br />