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SIl� �V.^,LU':-.TIGi� R�rCRT <br /> � �c <br /> �C� �i�".Ir V:TjVm?,; „ <br /> I GT;; �,7,� � 9 <br /> �-i�-�'� <br /> Lc � o h�s c:.r. c�i�t_n�; 'r�ca�e cn it �.r.4 w;.s test:= •• , <br /> Of' 'E;� �' ,� <' ,� 1- �' � .. CCat. �F <br /> ✓.�% <br /> � _ _ � - ti v � ... <br /> Z� � 7 wF�S ES t,Eu G_, t: r:i^r•or knob 17? tl7E b100u� I'?Q trie <br /> b..�.� <br /> �?'1_I:c1'�' `1�8� �1G�_ES 1-1.{. ri::_CI �:.I7 �:ver�;;'T� r ET'CCZ'citi0l2 T':�f {+ <br /> .� r y f�� l' C i <br /> ��.� ��.�:�u �es "�Y ;r,crl, k;hic}_ �::��le slc�� t•.oul: still b� �11VYV� <br /> f � y��. <br /> r' r i'�.:1 c.. ' Y <br /> � .Zc : G� �_ S �� u SYc't62;;. �':O'v:E�rEI'� L ic ulterr:at,E t1.f.F� }7GiE�• <br /> �-J� �iz:..i: =. S].0���' :aU�T'�:'�E 7't::tE O.f' �.0 .�illlU�ES �r ` :, <br /> � ! ���r �c�: w_�ic�l <br /> ��,-c�.�id r�auire u �: , r:d svstG�,; i� it is Ever usea. <br /> �Gi. ;� i:;iS t".6S'�.2Q �.c v. y , . <br /> 4 1�Uher' fl_��.t kr�ob r .` • .` -:"Gy �_r�.. t21e <br /> ��.rr; o:, r; �n� ��,P pri:nwry s��e, :lcles i-:� <br /> r:�:� ::..� �,veruge percol�.ticr� r4te cf 65.G ir.inu�vs ;;er �r_ci_ � <br /> w=�_�c'.� ti�u1d reqair•e a ir;ourid �ys�err. �he �ltern�te site, 'r.cles <br /> 5 �=r�d �, '',;;� �:r� sveraoe �ercolut�cn rUte of 120.G mi:�u�es pEr <br /> inch �.nd a hio'r� w�ter t�ble t•::ic�: h�s sorr�ewri�:,t responsible for <br /> t_�e slow percolGtion r�,tes . Ii' tnis site were ever used, dr�.ir�- �, <br /> tile would be needed to Iower the water tGble. However, there ' <br /> is ��r,:ple roorr, ne�r the prirr,ary site for ancther mound area if <br /> it is neEded. <br /> Lct 9 was tested on �. flat area just east of the existing <br /> drivehay. Holes 1-!�, the primary site had an �verage percolatian <br /> rate of ?9.8 minutes per inch which would recauire a m,ound sys- <br /> tem. The alternate site, holes 3-6, had �n average r�te of 71.8 <br /> minutes �,er inch which would �lso require a mound system. <br /> There might be sorr�e �ther =�reas thGt could be use� for <br /> drain�'iela sites on tYlese lots but further testin� would be <br /> needEd to confirr: other sites . <br /> � 3 Sincerely, <br /> � � PERCOR, INC. . <br /> �O Q <br /> . � ' .�. <br /> ` Iiark S. Gronberg, P.E. <br /> �� � - <br /> Y � <br /> � <br /> � <br /> � <br /> � <br />