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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 Fax (763) 498-8290 pRO�,Tp CUPy <br /> September 5,2012 <br /> Katherine Tavlor's Homes <br /> 4495 Bayside Road <br /> Orono,Hennepin County <br /> This on-site Sewage Treatment System is designed for a Type 1 four-bedroom home in accordance with the <br /> Minnesota Pollution Control Agency Chapter 7080 and local ordinances. <br /> The periodically saturated soils were located at 14-24 inches(mottled soil).Due to the periodically saturated <br /> soils,a pressurized mound system will need to be installed to treat the septic effluent.The bottom of the <br /> treatment area must be located at least 3' above the saturated soils. <br /> The e�cisting three bed room mound systems rock bed is too close the periodically saturated soiis and needs to <br /> be replaced.It must be reinstalled to the designed specifications as a four bedroom system. <br /> All neighboring wells are greater than 100' from proposed treatment areas. <br /> OR4N0 COPy <br /> The soils at a depth of 12"have a percolation rate averaging 5 MPI. <br /> The existing septic tanks must be abandoned and one new 1250 gailon and 1000gallon septic tanks need to be <br /> installed. <br /> All new tanks need to be insulated if there is less than two feet of cover over the top of the tanks.Clean outs <br /> must be installed on the end of the laterals for maintenance. <br /> The supply line must be insulated under the driveway. <br /> A new 1000 gallon lift station must be installed 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 warning <br /> device must be installed with light and sound devices;this is in case of a pump failure. <br /> Nothing other than grav water,(laundrv,showers,etc.l Human water and toilet tissue should be <br /> disposed of into the septic tanks. Garbage disposals are not recommended. Additives must not be <br /> used; they mav cause harmful damage to vour septic svstem. It is recommended that vou pump the <br /> tank everv vear for l septic tank,everv two vears for two septic tanks. <br /> Sincerely, <br /> ,� ------- _ <br /> ' Joseph J.Olson ORONO COPY CITY OF ORONO <br /> SEPTIC PERMIT PLAN REVIB� <br /> INSPECTOR,,,,,�_ - - <br /> flAT�.�,_,.,,,.,_,_,PERMIT NO.� <br /> APPROVEp AS 3[:B�tITTED <br /> �I��� � AIOT APAROYEU-CORRECT Bc RF'L'K�1l�T� <br /> ��:��� '�'hese eamments aro Cor your iaformatwn. Ali work shull he�aN► <br /> „_.,,_BEDROOMS, ANY 1NGREpSE t}�!�� ����p��ance witl�all sppUwbte scptic und zuning cudo. <br /> ��������������� Requircmentr includiag iteais not speci►icxlly nou�d ia Wir t�rial. <br /> �CEEP t}iis pLAAi�RRT QK�Tfi/tT ALL'FlM61i <br />