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� � C ��l �Go �y <br /> . . � Koch ' s Soil '1'esting �— <br /> • Box 81 ������� <br /> Loretto, Minn. 55357 <br /> '' � Tel; ( 763 ) �179-2637 ' <br /> � . � ' ' �x �, - �' <br /> ��nrna� <br /> Patrick Hanily� & Assoc. ��,���� <br /> P.O. Box 784 ����� <br /> Excelsior, Minn, 55331 ���� <br /> T� ��a- 3 g a--SSo �, � ,�„�,► <br /> Job Site; 745 Spring Hill Rd. � ���`� <br /> , Orono, Minn. <br /> TWo previously drainfield sites were tested by Steve Schrimers ( SP <br /> ( SP TESTING ) Le�����ry3n-t��s- ' _ <br /> there was two sites that were suitableMto Stwolmounddsystemseonhand <br /> comply with the City of Orono Codes . <br /> However Mr. Hanily contacted me <br /> if another site did exist that wouldebe suitable )to�locatemsoe <br /> tYpe of drainfield on and still comply with the current codes. me <br /> _ The site that was tested on 8/19/05 is lcated south of the two <br /> previous sites that were tested. <br /> In this area the avera e <br /> and the depth to mottled soiloexisted att24W26 inchmin ln <br /> * See the enclosed soil boring logs and � � Sandy Loam soil ) <br /> es. <br /> percolation tests for the details . <br /> Mottled soil is consider the high seasonal saturated soil level th <br /> exist during the wet seasons ( Fall and Spring ) , at <br /> The City of Orono Codes and the Minn. Rules 7080 <br /> the mottled soil exist above 48 inches state that when <br /> system must be located on this site. AlsoewhenpSandyrLoam Soild <br /> is encounter the maximum land slope can be 12 � and the perc rate <br /> must be between 0-31 min/in, <br /> � <br /> This. site has a slope of 8 � and the perc, rate is 9. 7 <br /> therefore the minnimum r min/in, th <br /> . codes are staisfied in thisucasee�thereforedain the C�ty of Orono <br /> system could be installed on this si�e. Pressurized mound <br /> This size of mound system foY a 6 bedroom residence would be the <br /> following; ( S bedroom in the house and 1 bedroom in <br /> . 4v_erall_ Size; -_41 58 s the guest house ) <br /> Upslope length--�3 ft, �' ft. <br /> Downslope length--105 ft. <br /> Width--42 ft. ( Upslope--9 ft_ Rock <br /> Rock Bed--750sq. ft. (Length-75 fte� --10 ft. & Downslope--23 ft. <br /> , Width--10 ft. ) <br /> ., <br /> �obert A. Koch <br /> M.P.C.A. N 193/1429 <br />