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' c11;2y��2i�t�7 11;31 F:1X '63�1875011 SP TESTING INC f�lU <br /> . � , <br /> MOUND DESIGN WQRKSHEEI' <br /> (For Fkrws up to 1200 gpd) <br /> A. �'ZG��N ' F,�o�.,a�Ao�;c�t�s per e.Y <br /> F,stin��tecl�,_..gp� ,� �� �Y I:;�� '� <br /> or xn��sur�d x 1.5- gpd. <br /> x �ao � uo �, <br /> B. SE�'!'IC T�LIQUlD VOLLJMES � � � � � �� <br /> �-17,b�C+ ♦I-!�:e�t7�],DI1S ��SICb 1�� Z-�o�7C��.�,• � $ 9CU � i� 332 y� <br /> t:,S� �.�/'O�O �wl t' �IPbO �?SO c�,� �►.�w� G}�'Ig'w'»+l�. ` ! : t2W� 475 446 m L <br /> �. ���Irh'I#�Sl'CL'�3�LI3tiOTl� � � <br /> �� , <br /> 1_ IIppth to restrictiatg layer= � 1�s• inches�feet � � urw.� <br /> �.. i�epth of percol�tion tests- 1 �." inches � �`'�° �,"' �,� <br /> �. T��ure L�.vw{ +,.�,�w� Petco�ation rate ���, mpi ��7 ,� �� i,� <br /> �. LaFrd�Inpe�_',/o �s�. � � � <br /> D. R�LA.YER DIlVIIIVSIONS <br /> 1. Mbtltigly flow ra��te by 0_S3 tc+obtain reqttired area of roclt la�A x 0.$3= <br /> ,?��� gpd x 0.$3 sq.ft.,/gpd=1�L�.�q.ft. <br /> 2 5elect width af ro�k 3ayes_(max 10' if<12p mpi max s)� ,� �_ft, <br /> 3. I.�gth af rock layer=area+width= <br /> � �� sq•ft+ _1,.�?ft=�ft. ""'16'� . . ,� : <br /> � Wid�. c�_ft <br /> �120mpi�10' �nS��ft <br /> E. RCK'IC V�GL'[J�+� �1�Om�gi�.5" <br /> I. Mcilt�ly rxk area�by xock depth to get cubic feet of rock;�,,sq.ft x .a <br /> t�. �r�.��. i�. <br /> 2. L7iv�de c�fG by 27 cu. f�.;cRz.yd.#o g�t cubic yar�ls; <br /> �,.cu.ft +�7���cu.yd. <br /> 3. 11�ultitply�bit y�rcls by Y.4 to get w�ght of rocic ut tKms:�cu.yd.;r 1.4 <br /> #an/cu-yd._�,tons. <br /> F. A�HSORP"i IObN WIDI'H �►a�.�p..wr�s��qo <br /> 1.. pero�}.atian r�ate in top 12 mches of soil is��m w�.,�m �.. ,w;,d <br /> T�ure u.�� ti�,�w� � �.��r s��. �� �� <br /> r+��..a, ca.,es�a �� ,_oo <br /> a,d� sme o� i.00 <br /> 2, �e�sct al2owabl�5oi1�Cladluig rate�from i�.ble; a r w a r�s� o.eo :.00 <br /> �/ b 1s 13 Sted�r Lm Q.1p �� <br /> s�.'� J� fi0�t L� s�rL�sm � 1Q7 <br /> �. C.alcula#�adsor�tion widt�i ratio by diviciit�g rark layer s'°'��'�o '�, o.�m � <br /> loading rat�e aE?.��;pd/ft2 by allawahle soil laa�.ing rate; <br /> 1.2Le gpd/ft2+ .�gpolft�� . a-(�'1 _ <br /> 4. • Muitiply a�arptian W►idt�,r��ia by rock:la�rer width bo get <br /> r��ixe�cl a�so�rptian. width; <br /> �x��t=��it <br />