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. . ° . . .. .... . __ .....--.__.-�_.� <br /> 1NDIVIDUAt SEWAGE TREATMENT SYSTEM WORK5HEET <br /> , . FLOW , EtQmued Saw��a Flow O�Iloe�d� <br /> A. PaNmate� !Gv Q gpd (spd) <br /> �'�' meesured -- x 1.5■ --= gpd um <br /> 3EPTIC TANK VOLUME � °�� �YPe� '�'Pe p 7YP°�1 �'` <br /> g. '�— ! Od c� gallons <br /> ' Z 900 Z13 te0 <br /> 50ILS(Site evaluation data) 3 4s0 300 Zis � <br /> i ,► r r 4 600 3�S �56 <br /> C. Depth b rest�lcting layer• y-� -fu K-� feet 3 7S0 �So 29� � "k <br /> D. Maxlmum depth of�tem C-3 ft•�,S%ro �.5' feet 6 900 373 33Z '� <br /> H. PercolaHon rete 9.� MPi � a 1� 6� iod ..i:� <br /> F. Sotl Sizing PActor �,c� .�q tt/gpd (See teblc�3) •�-o'��'''� —'�'`-'� • <br /> 'TRENCH BOTTOM AREA v�-av�:`'w•bs <br /> H. For trenches wi th 6 fnches of rak below the 1 �y�"',—',,,��.=�6 � �`'��k c.~`a�'i��.n«» <br /> P Pe� � NumAa of MlnMium UqulA u9����1� <br /> -�E A x F•(�Q x�,*�Cbq ft of bot i m arrs�� ��a o �„� �,�i,r s.,e.r a��, <br /> i. For trenches with l2 In�he�ot rock bclow the p pe. <br /> A x F x 0.8•�x�x 0.8■gyQ sq R of bottom erce����toSG 1 a Mn 1!0 I�tt <br /> j. �or trenches with 18 Inches ot rock below the plpe: �a` is�oo �tt��o <br /> A x F x 0.66� x x 0.66• sq f t o(bottom erce ���9 20°° �0°° <br /> K. For trenche�with 24 f»ches of rak bclow the plpc: <br /> . AxFx0.6• x � x0.6s • eqltofbottamerce <br /> BED�OTTOM AREA <br /> L. For sccpage beds with 6 or 121nches of rock bclow the pipc; � <br /> • l.5 x A x F� 1.5 x x � sq ft of battom e�ea ��„��,�,e k.yet�a�M, <br /> ' n.a�,..�.r..in� <br /> ' ROCK VOLUMB W CU FT �,�,��M h 1�ww an�, <br /> M. Rak dcpth betow dl�trlbut(on pipe ptus OS foot tlmc�bnttom eree; �. r� �eu�.�. r..�M p«e.r� <br /> M ■Rock depth(f t)+6 lnches x Area (H,1,),[.or K) �� ��;'�" '9"'" ' <br /> c.�:� rc+os r��x�.�*(���U It Pw�rdrn0.�� �a�.:�� �.-. <br /> ROCK VOL•UME IN CU YDS o.�Ms e�� o.t� i.io <br /> 0.1 r 7 Pln��u+1• I bl 0.60 <br /> N. Volume fn cu ft dlvlded by 2y • �ba�� �'"i,��T �.n o:eo <br /> M+27•N yd3��27•,�,cu yds o�o <br /> ROCK WEIGNT y �� �.T . o o�s <br /> O. Cublc ya�ds Nmc�1.4 ■ton� � �`�`��"���� `'��' �r <br /> N x 1.4• ton��g,.x 1.4 ■$�ton� <br /> DISTRIBUTION <br /> . (Check one baeed on slope) � T <br /> Bed(less than 696�lope) . . � s ` � ���t;�'}; 2 I�eh Core► <br /> 7'renches � � 3 ��:��{� `�"' <br /> ✓ Drop boxes(any slope) . {� ���Ls;{ r tncA Pn+e <br /> DlsMbuNon box qevel b sllghtly sloping) }Z:{! • <br /> TRENCH LENGTH �{ �} �{��}�� <br /> P. Select trench width•�,_tt i 3 ? �tsi3� 1�'� <br /> Q, Dlvide bottom erea by trench wld lh: (H,1, ,or K)+P• • ' S� ;t=r{�t� } <br /> � i} ti}����� t�{}� {} 6�2/fnc► <br /> ����� F�t ��'�� � ��� �{ <br /> ..Sb .� 3t3 � � } aak n��oW a <br /> lo + . llneal teet � i�� � ` }{ �� <br /> LAWN AREA �� •f 1 <br /> R. Select trench spacing,cenMr to centec.�feet , , <br /> S. Multiply trench spadng by lineal feet R x Q�sq,ft of lawn arca <br /> 3S�x���2 d9�t <br /> ' ' LAYOUT(Use other�ide) <br /> �.Select en appropriafe xale;one square= lect. <br /> 2.Show pertinent property boundaries,�ight-vf-way,cascmcnts, <br /> 3.Show laetion of house,gara�e,drlvcway,and atl othc� <br /> lmprovcmcnt�, cxisHng or pm�oscd <br /> 4.Show locallon and leyout of xwagc trcatmcnt system. . <br /> S.Show locellon of wete�eupply wclL <br /> 6.U1mcn�lon All xf back�anJ x�u�rntic►n Jl�l,�n�ra. <br />