Laserfiche WebLink
` Trench and Bed Worksheet <br /> Al!boxed rectangles must be entered,fhe rest will be calculated. <br /> 1. AVERAGE DESIGN FLOW ��: ���p�����pa <br /> A. Estimated 600 gpd(see figure A-1) er a <br /> or measured x 1.5(safety factor) = 0 gpd � �� �� ���� �ry <br /> B. Septic tank capa�ity 2000 gallons 2 3� 225 1� 60% <br /> 3 450 � 218 of ihe <br /> C•1: S� k Tenk C uitl� in � 4 6� 375 25b vok,es <br /> 5 150 �0 294 in ihe <br /> Vqutd qpacity 6 900 52s 332 Go�l <br /> Numher of Minimnm Iiquid �quid capacity with 7 1050 600 370 M.w ql <br /> Bedraoms Capaaty g����� wlth disposal&c 8 1200 675 �e cokxrr� <br /> lift inside <br /> 2 or less 750 1125 1� <br /> 3 ar 4 1000 1500 � n-15: s�t cc,�r���,a�s� <br /> 5 or 6 150Q 2250 3� Pga��ss�(>s���� <br /> 7,8 ot 9 2IX)D 3000 ��x�� saa s�� <br /> mbwba per indi So�'�ad�as squue 6eetlgalbn <br /> da ftT 1 <br /> fas6ec than dY Cb�eise sand QB3 <br /> Qi bo 5 Medlum sand QBS <br /> 2. SOILS(Site evaluation data) a�e�,s� ��,a`d �.� <br /> C. Depth to restricting layer= 4.1 feet �°o� �r�°"" L.z� <br /> 166�SO Lomn t.b7 <br /> D. Ma�umum depth of s stem Item C-3 ft= 1.1 feet �°o� �i,�°'a" 2m <br /> E. Texture Loam °b6o� ���, �2° <br /> Percolation rate 16-30 MPI a,,,Q��,la�,.. a� �zo <br /> F. SSF 1.67 fi�/gpd(see figure D-15) �i�d�y`''Y <br /> G. 96 Land slope 3 °� 9�"'�`�'"'� <br /> poe�ieure�eutbud�on or ser��dlstdbunanw¢n <br /> 9o►1�h8 J�5o9i or�m�aa�6$�a�d pl�vety Hna a <br /> 3. TRENCH OR BED BOTTOM AREA �Rmau `�mu9tbe u�aa, <br /> H. For trenches with 6 inches of rock below the pipe: `"•�►n ocn�r o�s�,rna�9y�c�m�st�e u� <br /> A x F= 600 gpd x 1.67 ft/gpd = 1002.0 ft� <br /> I. For trenches with 12 inches of rock below the pipe: <br /> A x F x 0.8= 600 gpd x 1.67 ft/gpd x 0.8 = 801.6 ft <br /> J. For trenches with 18 inches of rock below the pipe: <br /> A x F x 0.66= 600 gpd x 1.67 ft/gpd x 0,66= 661.3 ft <br /> K. For trenches with 24 inches of rock below the pipe: <br /> A x F x 0.6= 600 gpd x 1.67 • ff/gpd x 0.6= 601.2 ft2 <br /> L. For gravity beds with 6 or 12 inches of rock below the pipe; <br /> 1.5 x A x F=1.5 x 600 gpd x 1.67 fUgpd = 1503.0 ft <br /> For pressure beds with 6 or 12 inches of rock below the pipe; <br /> A x F= 600 gpd x 1.67 ft/gpd = 1002.0 ft <br /> 4. DISTRIBUTION(Check all that apply) <br /> Bed(<6°�slope) Drop Boxes(any slope) Rock <br /> Yes Drop Boxes(any slope) Distribution Box(<3%) Yes Chamber <br /> Pressure Gravity Gravelless <br />