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MOUNDDE$IGNW4RKSHEET (Forflcwsuptol�0opp� <br /> a E�tMrqtt�d �pd or meaaured X 1.6 = �i,�d <br /> B. SEPTIC TANK I�QUID VOLUMES: 2250 <br /> C• E3tTC fYJI�UhT10N INFCRINATIOIV <br /> 1. Dirpfti v1clasn aand�q. 16_00 Inchea or 9_�3 fi�et <br /> 2. D�plh Of p�r'oo{otlon t�sts = 10 Incha� <br /> 3. Saf Te�une �� <br /> 4. Pfrc. Rete 15 mpi <br /> b. land Slope 3.0 pstCvnt <br /> D. RpCK LAYER DIMENSIpNS <br /> 1. MuRipty ffow rete by 0.83 ta obtain rsqulned are�a of rock I�yer <br /> 7S0 eDd X 0.83 sq 1tlQpd 6?2.50 aq. ft. rock ersa <br /> 2. Solact width of rocic i�yer (MAY 1p'if�120, or ma�c�'if>120) 1 Q.0 8at <br /> 3. Rockb�d wn�th t.�..�,, 622.50 sq.ft. I 1'foet= .3 feet <br /> Rouod c11 � <br /> �. 1tOGK YOLUM� <br /> 1, Muitiply rodc erea by rocic depth tn �et cubfc test of rodc: <br /> e?.2.5 sq. fl X 1.0= foot = 623 cubic teet <br /> 2, Divid� Wbic fMt by 27 to �t cubic yerds: <br /> � Cu. k. / 27 = �23.�_arbio ya� <br /> a. M�n�iy a,�ya�d: �y �.a co a�t���rn a r�oak �R �ons� <br /> 23.1 w. yd. X 1.4 = �,32,3 tons X 10°�6 = 35.5 tona req'd <br /> F. AD80RPTION W1pTH <br /> 1. P�r�pp�tiv� rot� in 12 inches d eo11 ia 15.0 mpi <br /> BCiI T�xturr im 91L <br /> 2. S�Isd allowabl� soil t�adi�� rate from table: 0.50 pd !sq. n. <br /> , ' <br /> a;'i$= ..��io b:� io <br /> �To n wer�ow as �.e� <br /> 11 TD� 1�f1Y C m Lm <br /> N10� RTtOrw o.�o ��p <br /> �iv• eu�►nrw na ��� <br /> ■�0�7� aur o.a� �.00 <br /> . <br /> 3. Ctlwlot• �dsorption width rutio by dividirp rock I�ysr laadinp rate <br /> of 1.20 ppd / sq. ri. py s1lo�waple soil �oadinp r�tr <br /> 1.20 OPd�sq. d'n►ided by 0.50 GPd/sq• ft_ puols � <br /> �. Multlply edao�ption width ratio by rock layer widtfi to got raquired ed�orplion width: <br /> Z.40 X 10.0 foet = 2'teot adsaption width <br /> PA13� 1 OF 7 Z <br />