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, , V TRENCH�AND BED �VO�ZKSHEET � � ,,
<br /> , �. ..� ERAGE DESIGN F�,OW �`{-�'-�-� 3�^�. A•1; E�tlmal�d.S�wcp�Fbwa In 6allon�pe�Day �
<br /> A. Estimated. 300 gpd.(s�e.�IgureA-1). num •ro
<br /> or measured --- x y�(safety factor)_ --- �(� b�droOR1�' das�( Claw 11 aa�.ui ciau iv
<br /> B. Se tic tank ca aci a-/oo� 2 �o0 225 ieo oo9s
<br /> P P t}' gallona(see figure Gl) s aso 300 �i e or rne
<br /> �'�����'�� 4 600 37b 256 values
<br /> 2. SOILS(Site evaluation data) ,.. ,. . , , . b . 7b0' � p4 In ihe
<br /> b ' .. 900 :" • 'b25 . 332 . Class I.
<br /> ., C. Depth to restricting layer=_7 (p� �eet .~,,� ��` . � � �a5o ` ' boo. sio i4 or w
<br /> • �� D. Max depth of system Item 2C-3 ft= �o ft-3 ft=. 3,0� ft e �� 675 � coiumns.
<br /> E. Texture �-��4 �-����• PercolaHon ra#e 3 4,3 MPI `�S�'�`���'�� ����'�"'�Y
<br /> F. Soil Sizin Factor SS fi¢��""�"�'
<br /> $ ( F� a" o sqft/gpd(see f:gure D-15)
<br /> G. %Land 51ope %. , Gli Se tle 7bnk Ca edtie! In e0ons r
<br /> 3. TRENCH oiBED BOTTOMAREA Numbuof Minimumliquid Liqutdcapeciry.wi�h �quidcapacity
<br /> T�. For trenches with 6 inches of rock below the pipe: e�"f �P��Y garbege di t '"�`�'�°�&
<br /> � lift lnside
<br /> A x F= n o d x a-t� sqft/gpd= oo sqft��-�5- � 2«i� � �so � »zs
<br /> I. For trenches with'42 inches of rock below the pipe: �)�-� . 3�a4 ��� isoo . �
<br /> A x F x 0.8=_evr d x sqft/gpd x,0.8= sqff ��s«9 s000 3�000° 300° ,
<br /> J. For trenches with 18 incl�ies of rock beiow ttie'pipe: �. �
<br /> A x F x 0.66=�oror d X sC]ft/gPd x 0.66= scjft ��r�������n+�+�d sou s�zing
<br /> K. For trenches with 24 inches of rock below the pipe: ..�,.tlo„ ,.. , s ,�,,�
<br /> A x F x 0.6=_�e�d x �qft/gpd x 0.6.= sqh m�"i'"°"�"`�'' �T"""^ p���K�j ''�°^
<br /> L. For gravity beds with 6 or 12 inches of rock�below the pipe; ' r..h.a„,o.a� co.:,...e,a o.,,
<br /> 0.1 b S� � Medlum wnd O.BJ
<br /> 1.5 x A x F=1.5 x_�nr d x sqft/gpd= sqft ,,,�,,.. p��M��in�d'^d 1.��
<br /> For pressure beds with 6 or 12 inches oE rock below the pipe; ;6�;; �r'�^ ���
<br /> »e� o�s sue 1o..n zoo
<br /> A x F= —ti'r d x sqft/gpd= Sq ft . . _° -s,��--
<br /> �6 to 60 Cl�y�o�m 2]p
<br /> s..�ar��y
<br /> 4. DISTRIBUTION(Check 1 that apply) 5����■r
<br /> owr 61 b 120"' Cl.y �,2p
<br /> �Bed (<6%slope) Drop boxes(any slope) Ro�lc �,�,,,,,,,,,�,,, s�d��:y''
<br /> Trenches Distribution box(<3%) ��', Chamber ...,..�m.or np ,.�.�m�. �., .:
<br /> pr�uure dbMbutlon or wrid dl�trlbutlon wlth
<br /> ressure Gravity Gravelless ^O�^^�'>yx��tad��em.
<br /> . . "Soll hwln6�p%or inw..pne�nd plu�very Flne��nd
<br /> "'A�nound TW[b!Y�ed,
<br /> ""M etho er per/onn�nn�y�hm mu�t M u�ed
<br /> 5. SYSTEM WIDTH,LENGTH and VOLUME
<br /> M. Select trench width= 3•� ft D-9: Soll ChandediHa and Soll dzing
<br /> N. If using rock,divide bottom azea by width: (H,I,j,K or L)t j�c ' f�don(SS�fo�Gnvelles�Plpe
<br /> ,ro�aUon n►. llneal reel�
<br /> sqft+ ft= lineal feet �`minutn/lneh) �ol!texturc gallon/day
<br /> Roek depth below distribution pipe plus OS foot times bottom area: Futer thu�Ql• c�s.�, — �
<br /> 0.1 to 5 Medlum Sand 0.28
<br /> Rock depth in feet+OS feet x Area(H,I,J,K,or L) �,,,, s.,,d
<br /> (_�ft+0.5 ft)x sqft- cuft 6 iois s�dy�"to m o°.ii
<br /> Volume in cubic yards=volume in cuft divided by 27 31 to45 Sllt Iaam o6�
<br /> cuft.+27= cuyds 4s�o�o ci. io'.;,� ct� oaa
<br /> Weight of rock in tons=cubic yards times 1.4 ��dy�
<br /> cuyds x 1.4= tons '�OM'�''`h"' �•� —
<br /> O. If using 10"Gravelless Pipe, Flow(A)x Gravelless SSF(see fsgure D-9) S"`Yr�'y
<br /> __„eod x lineal feet Cl= 50���O°°O"'��OfQ"''ga�'�11Qn�.
<br /> �$� lineal feet Uie ry�tems for npidtypermeable�oila.
<br /> ,�}, "So��having 50%w morc Ilne su�d+very l3ne sand.
<br /> P. If using Chambers,H,I,J,or K(based on hei t of charnber slats + »
<br /> b`• � 'Shc with ioo hlgh a percent�ge of elay for
<br /> W1C��l Of C�laIT1bES lIt feef� �+uuWtlon of a shndaed inground tystem.
<br /> �^�'�-- sqft+ 3, t� ft_ �.�r;�_ lineal feet �a�-�� -,�t-�.' �,,,, �,�;:_��. ��hF.►.�
<br /> 6. LAWNAR�A � � � � �ssar-c ���t•,���� ��r`L�,�� :z ;,�q,�',,. :}..:- r�..�,...
<br /> �z�a A � #� .-�.,,. =o
<br /> Q. Select trench spacing,center to center= � feet �t.. � �
<br /> R. Multi ly trench spacing by lineal feet R x Q=sqh of lawn area '���d:+�rtn`�� �
<br /> �.ft x �� �;:'-1 eal feet= �':,�-sqft �?�,���`��s�� a�b� �-sa^Rock -
<br /> ���'.�;c�i�g�.� rTs
<br /> "+a3: �b,t� 3/421/2"
<br /> � 7. LAYOUT . b�,�.v::�"b�y ��w�
<br /> �.�.•��, ���r
<br /> Include a drawing with scale(one inch=. 3O �eet). Show pertinent property,boundaries,rights-of-way,ease-
<br /> ments, location of house,garage,driveway,and.all other improvements, existing or proposed soil treatment system,
<br /> well and dimensions of all elevations,setbacks and separaHon distances.
<br /> I hereby cer'fy that/Lhave completed this work in accordance with applicable ordinances, rules and laws.
<br /> �=', �.,C.; �.T,_..�--=� (si ature 3��-
<br /> $n ) (license#) �l-a`�-p S� (date)
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