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f , ' � , <br /> ' �i#W+-_� w <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 <br /> �����`� <br /> May I 1,2010 i'�' - ��� <br /> William Hibbs �S � � � �,���� ��' ��� <br /> 4360 6 Ave.N. � �t/ �M� <br /> Orono,Hennepin County �^ � � �_ <br /> � .� �--./���' -� , "j�., <br /> T'his on-site Sewage Treatment System is designed for a Type 1 Three-bedroom home in accordance with <br /> the Minnesota Pollution Control Agency Chapter 7080 and local ordinances. <br /> The periodically saturated soils were located at 20-26 Inches(mottled soil).Due to the periodically <br /> saturated soils,a pressurized mound system will need to be installed to treat the septic eftluent.The bottom <br /> of the treatment area must be located at least 3' above the saturated soils. <br /> All neighboring wells aze greater than 100 feet from proposed treatrnent areas. <br /> The soils at a depth of 12"have a percolation rate averaging 9 MPI. <br /> OR4NQ Cpp� <br /> The existing septic system does not conform to the state code chapter 7080. <br /> The existing tank must be abandoned. <br /> Due to limited space.The toe of the system is less than 50 feet from the existing well but the absorption <br /> area is greater than 50 feet from the well and property lines. <br /> T'he supply line must be greater than 20 feet from the well and be pressure tested. <br /> All new tanks need to be insulated if there is less than two feet of cover over the top of the tanks and a filter <br /> installed on the second tank.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�luent to the trea�nent 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 clean.The sod layer below the entire mounded azea must be turned over.Just break up the sod and be <br /> sure not to over work.Nothing other t6an erav water (laundrv showers etc) Human water and <br /> toilet tissue should be d�sposed of mto the seatic tanks Garbage disoosals are not recommended <br /> Add�t�ves must not be used; thev mav cause harmful damage to vour septic svstem It is <br /> recommended that vou oum�the tank everv vear for 1 tank,everv two vears for two tanks <br /> Sincerely, <br /> �----- <br /> �t�o��v� <br /> ' Joseph J.Olson ��' � ! ��$ �' <br /> iN5PEC � <br /> DA1' �- -i P�RMITI�Gt� <br /> MPR�EI)Af SU111�l1'ITEO <br /> �!1'�ROV�D W(TR CpRR6CTKII+D�At NC3'i'fiiR <br /> 1�tOT MPROVED.CORREC7 S RESUAMIT <br /> ax.oxo co „����.�,��,�,. ��k.+��.+� <br /> � �►tidl wmptiruee whA aU applic�bJo�sptk�!soain�c�r, <br /> Raq�neafs taoludip�itews not rpeai!'icnliy ed«!M IhY�1rrMMIA, <br /> �Wi�''�lI��A16 i�?f�i�f iiF�i A'C AW.�'1t� <br />