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� , <br /> � <br /> . , • <br /> ' � iL <br /> � � . : � S-P TESTING, INC. � ,- . ;; . ;., <br /> 4 � • 951 KATYDID LANE ` <br /> ; � ' ST.MICHAEL,MN 55376 � <br /> � j ' 497•3566 <br /> STEVE SHIRMERS <br /> May 3, 1988 � <br /> � <br /> ' Chaumieres of Minnetonka <br /> Lot 4, Block 2 . <br /> French Creek <br /> Orono, }�enn. Co., MN <br /> ; This system is designed for a Type 1, four bedroom home and in accordance <br /> • with the Minnesota Pollution Control Agency standards WPC 40 and local <br /> ordinances. <br /> - ='�-� The soils on this site are typical of SCS soils mapped - HeB - Heyder <br /> sandy loam. A seasonally high water table was located at 34", 36", "� �`' <br /> �,� ���� 38", b S8", (mottling) . Due to the seasonally high water table, a - <br /> •� + '�v�;- pressurized mound system will need to be installed. The bottom of the `�� - ' '� <br /> `�' � `` rock bed must be located at least 3' above the seasonally high water " t�'' <br /> table. . <br /> The soils at a depth of 12" b 18" have a percolation rate averaging 8.9 <br /> min/inch and are adeyuate for treating septic effluent. The percolation <br /> tests were completed 6-26-84. <br /> A pumping chamber will need to be installed to lift the effluent to the <br /> treatment area. <br /> - The manifold and supply line pipe must have back drainage to the pumping � <br /> `� ���.�:.K chamber. The distribution pipes shall have their ends capped. Be sure ��{�;#?,�,�� <br /> '�A the rock and sand fill material are clean. The sod layer below the �.,^�� <br /> � entire mounded area m�st be turned over, just breal� up the sod, b� � ` <br /> sure <br /> �•� ` not to over wark. �'� � �` <br /> �,,,,.���x: , �>� - <br /> tt �{% . <br /> The power supply and switches must be located outside the manhole and <br /> _ pUmping chamber in a weather proof enclosure. A warning device mu�t be <br /> installed with a light and sound device, this is :n case of a pump failure. <br /> a <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 proposed treatment area bzfore and <br /> after construction as much as possible. The treatment area should be <br /> marked off before construction. ' <br /> _ ' ;.;s f`�,�,,.,, <br /> � With p'roper insta�llation and maintenance, this system should have no ' <br /> �i <br /> ��r ; problem in treating septic effluent effectively. t ' <br /> ��;:, � � � <br /> ' It is recommended. that the septic tanks be pumped every 2 years. <br /> ���, ; , <br /> � Soil and Percolation Te�u '7�� � n , <br /> �ea'�_.� y � . �U�.i-C1"1��.��i�lt'.�.. � 1-J S [ <br /> � • Septic Syat�m De�ign �. <br /> `"*�-°r=� ' Steven II. Schirmers e. <br /> '�;�,, �„� ;' F' <br /> SBS/ds . <br /> ���� . <br /> >. ;, <br /> . ., ,.,.... .�� :.,,;. _..:;: _ ...._ .., ... .... . <br /> L ..... � . v , . . , $ � ,�'-=:� �,`.. <br /> .a,� '� ;:;�..,,z..r��.z,- ' , ;�,r� <br /> - . � , <br />