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<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 �
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<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. �'� � �`
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<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. '
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<br /> � With p'roper insta�llation and maintenance, this system should have no '
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<br /> ��r ; problem in treating septic effluent effectively. t '
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<br /> ' It is recommended. that the septic tanks be pumped every 2 years.
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<br /> � Soil and Percolation Te�u '7�� � n ,
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<br /> � • Septic Syat�m De�ign �.
<br /> `"*�-°r=� ' Steven II. Schirmers e.
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<br /> SBS/ds .
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