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��'�. � DIVIDUAL SEWAGE TItEATMENT SYSTEM WORKSHEET <br /> >r' . . . . <br /> :;. � <br /> ��r 'f. �'OW Patlmatod 3ew�ge Flowt In Qallons per dey <br /> A: �shmated �-1�:� v gp� c�-'�sZ��;,�,�,_�-�� . cs�a� <br /> �� measured x 1 S= gpd um r <br /> SEPTIC TANK VOLUME Bedof ms 7ype 1 7ype II 7ype III 7ype <br /> B. u�- %Cj o O gallons �5...���;_-.c�' .�". B� � °� � <br /> �t��' 2 223 180 <br /> - SOILS(Site evaluation data) � � 218 � <br /> C. Depth to restrlcHng layer,_ �� _3 fcet s �650 4so 29a "M <br /> D. Maximum depth of system�-3 ft= feet 6 900 32s 332. '��. <br /> E. Percolation rate 3�, MPI � �o� � 370' ��� <br /> F. SS .a�� sq ft/gpd s �200 6�s aos ���q <br /> TRENCH BOTTOM AREA �P�'�GP���ies,in gallons <br /> H. For trenches with 6 inches of rock below the pipe: rromeer or M1nLnum Uquid Liquid capecity wiih <br /> A x F= x = sq ft of bottom area R�'°O1"' �k�h S��ege dis�xnd <br /> I. For trenches wI s2 iXches of rock below the pipe: �13�� 2 a 4 �oo�o �].2� <br /> A x F x�c$� � 2� x�_�c sy ft of bottom area �`� <br /> � 4 or iS00 2230 <br /> J. For trenches with 18 inches of rock below the pipe: = /G a a , , �•s m 9 2000 3000 <br /> A x F x 0.66= x x 0.66= sq ft of bottom area � � over 9 ._._. <br /> K For trenches with 24 inches of rock below the pipe: <br /> AxFx0.6= x x0.6= sc�ftofbottomarea <br /> BED BOTTOM AREA <br /> L. For seepage beds with 6 or 12 inches of rock below the pipe; <br /> 1SxAxF=1Sx x = sqftofbottomarea <br /> ROCK VOLUME IN CU FT <br /> M. Roc�C depth below distnbution pipe plus 05 foot Hmes bottom area: <br /> M=Rock depth+b inches x Area(H,1,J,L,K) <br /> �•o +05 ft)x/rz�= 15� �u ft Sop ChuacterWla aad Requtred Area: <br /> ROCK VOLUME IN CU YDS ��Se*�t�7reatment <br /> N. Volume in cu ft divided by 27��p0 P«roudo�p,te M sy,n,e Qa��o,,, <br /> M+27=cu yds 27=s� �u yds Mi�u M�i�n sa���we r«�a. �«a.r a. <br /> ROCIC WEIGHT Sal�an per �qwre foa <br /> O. Cubic yards times 1.4�tons A��tu tlun 0.1• c�s,�e <br /> N x].4 e tons S(o x 1.4=�tons a•��os s.�a o.s� i.io <br /> o.i w s t�..�e•• t.a� o.�o <br /> 6 w�s s.euy Lo.m �.27 o.7y <br /> DISTRIBUTION 16`� s i t.wm o:o <br /> (Check one based on siope) s.w. o.4s <br /> Bed(less than 6%slope) s�o�•��bo••• �i,r ..._ __ <br /> Trenches ���7� ` �� 7' � • �• • <br /> �Drop boxes(any slope) � � � ,/,� . <br /> Distribution box(level to slightly sloping> � ��V' � <br /> li\Gl�l�LG1�IG� � ���1�lL��j• •.• • • • �j�j� T <br /> /� � �i� �! •�•� 2 inch Cover <br /> P. Select trench width�,,�_ft r'r'r'r'f�:'��' ' �r'rTf'r• <br /> ti.ti.ti.ti. . .ti�ti ti ti.ti.ti � <br /> r•r r r=r�r•r•r•�•}?f.r•r. <br /> Divide bottom area by trench width: (H,T,J,or K)+P- ;:tii;f':'f '''?r�f,�'�f± <br /> t•�•�y� 1�t�~'ti�ti <br /> l�l�t�t� <br /> �nea eet ;•,� , . . <br /> ti,ti ti� 4 inch Pipc <br /> �0 Z�+3 a�lineal feet �f�r�r~� r•f r•f� . <br /> . <br /> // tirtir;rti� rti:tifti:�� <br /> LAWN AREA J •r•r•r.r• . . . . . : <br /> ti•+•ti•ti• ti tif�tirti <br /> �rtirtirtif tir�•�•ti•ti}�.ti�ti:ti:� <br /> R. Select trnnch spacing,center to crnter=�f '�'r'r'r•f•r•�•�•f=�•f�f•r• - <br /> �t ti�ti�ti�ti��►�ti�ti�S���ti�ti�ti�ti�ti �� y <br /> 1'•t ��1'�f ♦r f �t�f�f� <br /> S. Multipiy trench spacln b lineal feet R x f ~'''� '''';�''''~';i'"`"'� <br /> 8 Y Q=sq t of lawn arca ti:ti�,:ti:;:;i":'= :•:•r•f r• <br /> ��r,r� ti�ti ti•�•�.� <br /> 3 X ti.ti.ti.ti!•S'{'�•r•rTrti�ti�tir; 3�4�4tinch <br /> �� �a e�'+��f t {rti:4r'syrti:�{ti�'4til;?;rti�ti Rock Iielow the Pipe <br /> • r•r• ?r.r? T � <br /> �.ti. i�.ti.����i;������}=f' <br /> ..�r.f.�.. � <br /> LAYOUT(USe OthM SidC) �: ~'r{'r�'?iT'rti� r}r • f}f f' <br /> 1.Sclect an appro�riate scale,one square @ fcet. "' � <br /> 2.Show perrinent property boundaries,right-of-way,cascments. 1 L�-- 3� —s� <br /> 3.Show locati0n of house,garage,drivcway,and ali other <br /> improvements, exisNng or proposed <br /> 4.Show locallon and layout of sewage treatment system. • * <br /> 5.Show location of water supply wcll. <br /> 6.Dimension all set backs and separation distances. <br />