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INDIVIDUAL SEWAGE TKEATMENT SYSTEM WORKSHEET
<br /> F[,OW Estimated Sewage Flows in Gallons pu day
<br /> A. Estimated �/.Sl� gpd N��« ,ry�I .rya a .ry�m .[�
<br /> ��� measured � x 1.5= gpd ot
<br /> ' SEP'TIC TANK VOLUME
<br /> B. /000 gallons z 3o0 2zs iso �
<br /> 3 450 300 218 ��
<br /> SOILS (Site evaluation data) s ��so aso 2� '�"`�
<br /> C. Depth td restricting layer= 3,S—s feet � �p�sp �pp j�o ��
<br /> D. Maximum depth of system C-3 ft= •S - a feet s i2oo b�s aoa m
<br /> E. Texture���1 L� Percolation rate 3• I MPI C°�1Q1O`
<br /> F. SSF 1•�Z sq ft/gpd Septic Tank Capadtla(in Qalbne)
<br /> G. Slope�_%
<br /> Number of Minimum Liquid Liquid capacity with
<br /> Bedrooms Ca acity gubage dis
<br /> TRENCH BOTTOM AREA 2or�ess 750 ►�25
<br /> H. For trenches with 6 inches of rock below the pipe: 3 or 4 t000 isoo
<br /> A x F= x = sq ft of bottom area 75g o69 isoo�o 3ouo�o
<br /> I. For trenches with 12 inches of rock below the pipe:
<br /> A x F x 0.8= x x 0.8= sq ft of bottom area Soll Character4tla and Required Areat
<br /> J. For trenches with 18 inches of rock below the pipe: t°�S`„' `�"m"°�
<br /> Pucdwon Rue in Square
<br /> A x F x 0.66= x x 0.66= sq ft of bottom azea M�,,,�, i�n sai r�� r«�a.wi«�
<br /> K. For trenches with 24 inches of rock below the pipe: �M� a`�'''
<br /> A x F x 0.6= x x 0.6= s ft of bottom area Fu��n,�o.i• c�s.�,a ----
<br /> q o.i ws s,�e o.s3
<br /> BED BOTTOM AREA o.i ws F�s.�a•• i.e�
<br /> 6 to IS Sandy I.oam 127
<br /> L. For seepage beds with 6 or 12 inches of rock below the pipe; �6 a w � i.6�
<br /> 31 to 45 su�►.� z.00
<br /> 1.5 x A x F= 1.5 x x = sq ft of bottom area as w 6o c�Y� z.zo
<br /> . Sbwu dua 60'•• C4y -----
<br /> ROCK VOLUME IN CU FT � � uu����ai'8`�k�u.
<br /> r �v' r a�
<br /> M. Rock de th below distribution i e lus 0.5 foot times bottom area: •• Sal havin so�a�or r�„�a
<br /> P P�P P P��,� ��..�a.
<br /> �� M=Rock depth+6 inches x Area(H,I,J,L,K) "',S„°,',;;��;'„�'��";"g,,;�;'y�
<br /> ( +0.5ft)z = cuft
<br /> ROCK VOLUME IN CU YDS
<br /> N. Volume in cu ft divided by 27
<br /> M+27=cu yds_+27= cu yds r ' ���g� ` �nl R�, '�'
<br /> ROCK WEIGHT �i'��,� rx� r '� ����.��
<br /> O. Cubic yazds times 1.4=tons ���;�������,�°�a��, �,��
<br /> N x 1.4=tons x 1.4= tons £��3*1riC�'1.������;°�u��it�(��. " r , �
<br /> �3 , ��
<br /> 2b4'i�+c�i�s�'�n f�����c���.�;
<br /> SYSTEM LENGTH ������£Cx��VQll'�9`'.�„
<br /> P. Select trench width= ft
<br /> Q. Divide bottom area by trench width: (H,I,J,or K)+P=
<br /> lineal feet � Geotextile Fabric
<br /> + = lineal feet ��.��9��4�0,��4,�"p°��;a�� t 2"Rock Cover
<br /> qst7abda„r�':. r ,.
<br /> Ql. Gravelless Design ��6 a e � �� j �
<br /> A x F+ 3 for 10 i e 2 for 8 i e width of the Chamber �9 a � �
<br /> ( P�P � P�P � ) �:.4�;, e;a R k o� 4��nist.�i p e
<br /> yTD x�+�=131_feet ' o:�� �� � ►o$�o
<br /> 94 bo�:, 4'dQ; �
<br /> . S�p!(�.1.q�, Y ��a����RY
<br /> • p a°i'�Pw�'^
<br /> b�s oa P lOd� l �N `I�
<br /> LAWN AREA �$o�e,.sca�' a�w��+P4rV�.Pk°o
<br /> R. Select trench snacinp�center to center= feet a`�`��°""G`9a�'�"4 J'4� 'o
<br /> r W O�o�,�p P d 6�'.tii:4.lrSd��P���V 1!�d.�
<br /> 1j dt 4 4 4'�4' t�7d�'d',�
<br /> S. Multi 1{/trench snacinp b�/lineal feet R xo s(7 ft of lawn area °:�,�°�Q;►�;�o6soq,P�g��,,.y,4�,
<br /> P ! !' O J "� 1 4,�o o�dA Q���01�pPp pQ P4,1 11
<br /> X = sq ft d,�, a�:a�����;������a�4 6-24 Rock
<br /> P�l�Y4 0 'P 9P i�.' '��o,
<br /> �a � t o.�&bd'��e{jd��e..esr'A`i /�� n
<br /> Q�i�qq°1.4 yMP o:r.'� tJa�oy �/T� �/�
<br /> Ys'o:�'r J 9 r 4��g �a o o'i�
<br /> LAYOUT(Use other side) a�.�Ry4�4�,a o ,1TiU Q q�,,7vo�b�.
<br /> � 1.Select an appropriate scale;one square= feet. v ,������v��yg � 'o
<br /> 2.Show ertinent ro e boundaries ri t-of-wa easements. `��'�'��:,¢��a��a a�a�¢4'
<br /> P P P m' � S h Y� a•b e'4 r a'�_¢• +<o"Q��a'�
<br /> 3.Show location of house,garage,driveway,and all other
<br /> improvements, existing or proposed 1$'�"v�'dt�'
<br /> 4.Show location and layout of sewage treatment system.
<br /> 5.Show location of water supply well. '
<br /> 6.Dimension all set backs and separation distances.
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