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TRF1o1CH AND BED WORKSHEET <br /> "l. A VERAGE DESIC�N FLOW A-1: Estimatad Sewogo Fbws In Galbns par Day <br /> A. Estimated C�A t� gpd(see figure A-1) r,� r o <br /> or measured _ x �(safety factor)_ -- gpd �d►oo� c�i cwu n ao�m aau iv <br /> B. Septic tank capacity�-/vvi+ gallons(see figure Gl) 3 a�o 2300 2te ot me <br /> 4 600 375 256 volues <br /> 2. SO1LS(Site evaluation data) � b �ao � �2 �bs�se <br /> C. Depth to restricting layer=_ 5.� �f0 G..S feet > 1O5° 6°° 3�o u,a m <br /> 8 1200 675 408 columns. <br /> D. Max depth of system Item 2C-3 ft= S.S ft-3 ft= �•S ft <br /> E. Texture �-o�'�'w1 Percolation rate 3o MPI <br /> F. Soil Sizing Factor(SSF� �t�� sqft/gpd(see figure D-15) 3�--45^ <br /> G. %Land Slope % C-1: Se tic Tank Ca acities(io uons <br /> 3. TIRENCH or BED BOTTOM AREA Numberof MinimumLiquid Liquidcapacirywith �uidcapxiry <br /> Bedrooms Capacity garbage dis 1 W��'dispasal& <br /> H. For trenches with 6 inches of rock below the pipe: �' i;ft��a� <br /> A x F=epd x sqft/gpd= sqft 2oriu5 �5� i�zs i� <br /> I. For trenches with 12 inches of rock below the pipe: ;«6 is�oo ia��-o 20°° <br /> A x F x 0.8= ��d _gpd x�sqft/gpd x 0.8=�sqft 'r,s a 9 2000 30� 300° <br /> j. For trenches with 18 inches of rock below the pipe: <br /> A x F x 0.66=�pc�x_ sqft/gpd x 0.66= sqft D-�s: so;�cr,a�a�te.;�t;�s ana so,�s�;,.g <br /> Factor(SSF)(>3'separation) <br /> K. For trenches with`l_4 inches of rock below the pipe: P••��i•�;�•.R.« Soil Sizing Fatlor <br /> minules per inch Soil Te:ture squart feet/ �Ilon <br /> A x F x 0.6= _gpd x_ sqft/gpd x 0.6= sqft �m i r de g f�t a <br /> L. For gravity beds with 6 or 12 inches of rock below the pipe; f•5<<r w=�0.7• �«.,��,d o.e3 <br /> 0.1 to 5 Medivm sand 0.83 <br /> 1.5 x A x F= 1.5 x i epd x sqft/gpd= sqft O.1 to5'• Fin°ame sind�d �.� <br /> 6 to 15 Sand loam ).2J <br /> For pressure beds with 6 or 12 inches of rock below the pipe; �6�a�o �m ..�.bz, <br /> 31 to 45 Sll loam 2.00 <br /> A x F= epd x sqft/gpd = sqft 46 to 60 o:Y�am Zzo <br /> s.�dy��y <br /> 4. DISTRIBUTION(Check all that apply) 5i1 Y`'''' ,.zo <br /> over 61 to 120•" Cla <br /> Bed (<6%slope) �Drop boxes(any slope) � Rock S.�,dy�,.Y <br /> slower than 120"••Silry clay <br /> _�Trenches Distribution box(<3%) Chamber • �.Y.«m. w rapi ,.�.�� .�.: <br /> prcasure d�atribution or xrul distribuHon with <br /> Pressure Gravit Gravelless �o trcnch>25%o!the tolal syslem. <br /> Y Soil having 50°/.or more fine sand plue very Iine aand <br /> "'A mound must be used. <br /> "'An other or performance sys�em mu��br used <br /> 5. SYSTEM WIDTH,�ENGTH and VOLUME <br /> M. Select trench width = .�•t� _ft D-9: Soil Chancteristics and Soil sizing <br /> faetots(SSf1 for Gravelless Pipe <br /> N. If using rock,divide bottom area by width: (H,I,J,K or L)=M= �«oia��o��a�e - une�f��i <br /> 9�✓'�.� SC1ft'T�•�_ft=_�a'� lineal feet (minutes/inch) soi!texture gallon/day <br /> Rock depth below distribution pipe plus 0.5 foot times bottom area: Fas�e��ha�o.i• Coarse Sand - <br /> 0.1 to 5 Medium Sand 0.28 <br /> Rock depth in feet +0.5 feet x Area(H,I,J,K,or L) Lo�, sa�a <br /> ( /.�� ft+0.5ft)x Ifvc":� sqft=��4D cuft °viois s�a�i'�, o°.'� <br /> Volume in cubic yards=volume in cuft divided by 27 3i�oa°s s�i�'m o:b� <br /> )4�� _CUft}27=��� C11yC1S 46 to 60 Gay Lo�'am(CL) 0.74 <br /> Sandy CL <br /> Weight of rock in tons=cubic yards times 1.4 s�ity cL <br /> r; y slower than 60•• � Clay'ay -- <br /> ��,• cu ds x 1.4=�_tons c <br /> O. If using 10"Gravelless Pipe, Flow(A}x Gravelless SSF(see figure D-9) s;i�yciay <br /> 'Soil�oo coarse for sewage treatment. <br /> QUd X lineal feet/gpd = linea]feet Use syslems(or rapidlype rmeable soils. <br /> "Soil having SOX or more Iine sand+very fine sand. <br /> P. If using Chambers,H,I,),or K (based on height of chamber slats)= •-'Soilwithtoohighapercentageotclayfo� <br /> installation of a slandard inground syslem. <br /> width of chamber in feet(M) <br /> sqft= ft= lineal feet C�ow��I4F�Mk <br /> � -��.-�e"- -� !:-�.�� <br /> 6. LAWN AREA �; = � 1�-a,�,� <br /> Q. Select trench spac'uig,center to center= `� feet a�� •'� � <br /> R. Multi 1 trench s acin b lineal feet R x s ft of lawn area �'"�'�� �� <br /> P Y P g Y Q 9 ' � �',� 6-24�R«k �r <br /> 4S ft x ���' lineal feet=_��to�� sqft '�°" . <br /> �• .•�.w:9t���' 3/421/2" �� <br /> :�.i��l"'sr,..�a.s�' <br /> 7. LAYOUT '" "�" <br /> 1636'Wdlh <br /> Include a drawing with scale(one inch=��?feet). Show pertinent property boundaries,rights-of-way,ease- <br /> ments, location of house,garage,driveway,and all other improvements, existing or proposQd soil treatment system, <br /> well and dimensions of all elevations,setbacks and separation distances. <br /> I h reby certi that I have completed this work in accordance with applicable ordinances, rules and laws. <br /> •�.-� ��M 1, . .._. . . <br /> � � (signature) ; '� (license#) �!"��'�� (date) <br />