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►�--�' l'a'dJ�.J �'� �, �L'�''�.� <br /> °51 KATYDID LANE �a's� ; ,,� ��� � <br /> ST. MICHAE�, MN 5537� � �' � '' �' �` ' � <br /> �197•35Ei�' • r P-', ., �. _ , ,: �;> <br /> — ��ti. z:_;:..._,���, �� �' <br /> Steven �. Sc irme_ +�'•'`-''�� ' <br /> � 1 ���� � . . <br /> October 26 , 1989 <br /> John McDowell 3 <br /> Tract A, RLS 748, Lot� Bayside ridge ; <br /> Parcel l, East Site S b-Div. ' � ,,„� <br /> Orono, Nenn. Co. , MN ,� <br /> This system is Desigried for a Type l, our bedroom home and in accordance <br /> with the Minnesota Pollution Control A ency Chapter 7080 and local <br /> ordinances . � <br /> The soils on this site are typical of CS soils mapped - KkC2 - Kilkenny <br /> clay loam. A seasonally high water ta le was 'located at l4" , 16" , <br /> 18" , & 22" , (mottled soil ) . Due to th seasonally high water table, <br /> a pressurized mour�d system will need t be installed. The bottom of <br /> the rock bed must be located at least ' above the seasonally high <br /> water table. <br /> The soils at a depth of 18" have a per olation rate averaging 27. 5 <br /> � <br /> min/inch and are adequate for treating septic effluent. <br /> A pumping chamber wi}.1 need to be inst lled to lift the effluent to the <br /> treatment area . <br /> The manifold and supply line pipe must have back drainage to the pumping <br /> chamber. The distribution pipes shall have their ends capped. Be sure <br /> the rock and sand fill material are cl an. The sod layer below the <br /> entire mounded area must be turned ove , just break up the sod , be sure <br /> not to over work. <br /> The power supply and switches must be ocated outside the manhole and „� <br /> pumping chamber in a weather proof enc osure. A warning device must be <br /> installed with a light and sound devic , this is in case of a pump failure.• <br /> (Mercury floats are a good method) . � <br /> All neighboring wells are located more than 100 ' away from the proposed <br /> treatment area . <br /> Keep all heavy equipment off of the pr posed treatment area before and <br /> after construction as much as possible The treatment area should be <br /> marked off before construction. � " <br /> i� , <br /> CONT ' D <br /> Soil and Percol tion Tpct� <br /> $r;�lic Sy�tp Deaign <br />