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, <br /> e . ' . <br /> Rusty Olson's--Soil and Percolation Testing <br /> Joseph J. Olson--MPCA License#810 <br /> 11482 Riverview Rd.NE,Hanover,MN 55341 <br /> (763)498-8779 Faz(763)498-8290 <br /> Juae 04,2007 <br /> Jill Close <br /> 225 Hollander Road <br /> Orono,Hermepin County <br /> This on-site Sewage Treatment System is designed for a Type 1 four-bedroom home in accordance with the <br /> Minnesata Pollution Comrol Agency Chapter 7080 and local ordinances. <br /> The seasonally saturated soils were located at 20"-30"(mottle�l soil).Due to t�he seasonally saturated soils,a <br /> pressurized mound system will need to be installed to treat the septic eftluent The bottom c�f the treatment <br /> area must be tocated at least 3'above the saturated sails. <br /> All neighboring we1Ls are g�ter than 100 feet from proposed treatment areas. <br /> The soils at a depth of 12"have a percolation rate averaging 6 MPI. <br /> The existing septic system does not conform to the state code chapter 7080. <br /> The existing tank is to close to the well and must be abandoned. <br /> Two new I000 gallon septic tanks need to be installed.A new 1000 gallon li#i statian needs to be installed <br /> A pumping chamber will need to be installed to lift the ei�luent to the tr�Ument area. The power supply and <br /> switches must be located outside the manhole and p�mping chamber in a weatherproof enclasure. A <br /> wa�ving device must be installed with light and sound devices;this is in case of a pump failure.The <br /> manifold and suppty line must have back drainage ta the pump chamber.The rock and filt materials mast <br /> be clean.The sod layer below the entire mounded area must be Wmed over.Just break up the sod and be <br /> sure not to over work. <br /> Nothin$other than erav water,(laandrv.s6owers,etc.) Haman wster and toilet ti4sne should be <br /> disuosed of into the septic tanks. Garbage disoosals are not recommended. Additives must not be <br /> used:thev mpv cause 6armful damage to vour seutic svstcm. It is recommended that vou aama t6e <br /> tank every vear for 1 tank.even two vears for two tanks. <br /> Sin ly, <br /> Joseph J.Olson ���g���� <br /> �EPTIC�' I <br /> TNSPE�T't3� <br /> 3)AT � -[3 PER�TT 1�. . <br /> �tt�rnovel�;�s�trr�p <br /> ���������� APFi00VED Wi'�f#CORRECT�M�� <br /> �EDR�� ia�r�{��`� � �(�'A�'!'IfQYBG�COAA�T�RBSU8i1l�' <br /> ���u���'t�n� '�e oomiNeda YI��t�� �11 wai�s4a��� <br /> �1 ! �A �ll1�t 0D111pIia1��R�t a���oi�0�C��1Y 911�R <br /> �yA�Qt�1�'flatOAa�1Y��i101�l�,y���`�� M�R���i�► <br /> i <br /> �w1�'�1'���f�F��MP� <br />