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•3. ABSORPTION AREA SIZING <br /> Note:Mound setbocks are measured from the Absorption Area. <br /> A. Calculate Absorption Width:Bed Width (2.6)X Mound Absorption Ratio (1 F)=Absorption Width <br /> 10.0 ft X 2. = 20.0 ft <br /> B. For slopes>1%,the Absorption Width is measured downhitl from the upslo edge of the Bed. <br /> Calculate Downs[ope Absorption Width:Absorption Width (3.A)-Bed Wid (2.6)=ft <br /> 20.0 ft - 10, ft = 10.0 ft <br /> 4. MOUND SIZING <br /> A. Calculate C(eon Sand Lift: 3 feet minus Depth to Limiting Condition (t.C) Cleon Sand Lift (1 ft minimum) <br /> 3.0 ft - 1.0 ft = 2.0 ft Design Sa d Lift(optional): ��2� <br /> B. Calculate Ups(ope Height:C(ean Sand Lift (4.A)+media depth (1 ft.)+co er (1 ft.)=Upslope Helght <br /> 2.0 ft + 1.0 ft + 1.0 ft= 4. ft <br /> D�l;:Slcp>�!u'r.i;,�'er'at;c <br /> i landSlop2 3 0 1 � 2 3 4 5 b 7 8 9 10 t1 It� i3 E IA IS I6 i7 18 14 20 21 22 23 24 15 ' <br /> �lp�li�G;� ;I ?.� ?.4f'�3i �'S "t.56 t.�i 2.5- i.�t3 2.at �5 L,ijt2� 2.itii.'?`i.!71�.0`' ':.tu LO> LG: 1.S? 1.Si i.i's 1.9+. I.°9�t.8' I.Ei <br /> � E�m1R�[��i ��:t 4.tXf i.BS�i?0 3.5' 3.d5 3.31 3.23 3.i2 3.43 2.9d�2.8K.Z.18 2.70 2.b2 [.55 "1,a8 2.d! 2.'-9 2.24 ?.2i 2.18 L13 2.6�8 2,Oi i.�d 1.53 <br /> LandSlope°s o 1 2 's 4 5 6 1 8 4 16 II 11 13 1�4 15 ib il 18 t9 t�l 21 22 23 24 15 <br /> � ��G';�f1i10�?� li:l 3-a; t.�;i i.?i i,i8 3.�t1 3.5)�i.45 i.Nt 3.i5 a.11 4.t9 :.18 d.59 ,.95ii.�.lj5.i5 �&E E.2a 6.S ].N 7.a% l.�ii �.�"[ ?.9; 4..1� i0.�1 <br /> ; 6.wit�Ri;'r.. i�1:1 �.00 �!7 a.3s a.0�t,76 S.�fi 5.25 5.55 5.88 6,25 6.67 7.fa 1.69 8.2i 8.41 v.57 1Q.i4 10.9� 1i.57 iZ.�2 !3.i9 '3.49 !.�.82 t5.67 '6.5: 11.�: <br /> Select Upslope 8erm Mu(tip(ier <br /> �' (based on land slope): 2.48 (figure D-34) <br /> D. Calcutate Upslope Berm Width:Multip(ier (4.C)X Ups(ope Mound Heiqht 4.6)=Ups(ope Berm Width <br /> 2.48 ft X 4. ft = 10.0 ft <br /> E. Calcutate Drop in Elevation Under Bed:Bed Width (2.6) X Land Slope (1.D =100=Drop (ft) <br /> 10.0 ft X 7. % = 100= 0.70 ft <br /> F. Calculate Downslope Mound Height:Ups(ope Height (4.6)+Drop in Elevati n (4.E)=Downs(ope Height <br /> 4.0 ft + 0.7 ft = 4.7 ft <br /> G Select Downsfope Berm Mu(tip(ier <br /> (based on land stope): 5.32 (figure D-34) <br /> H. Calcutate Downs(ope Berm Width:Mu(tip(ier (4.G)X Downslope Height (4_ )=Downslope Berm Width <br /> 5.32 x 4, ft = 25.0 ft <br /> I. Calculate Minimum Berm to Cover Absorption Area:Downslope Absorption idth (3.6 or 3.C)+4 ft. =ft <br /> 10.0 ft + 4 ft = 14.0 ft <br /> J. Design Downslope Berm =greater of 4H and 4�: 25. ft <br /> K. Select Endslope Berm Multiplier: 3.00 (usually 3.0 or 4.0 <br /> L. Catculate Endslope Berm (4.K)X Downs(ope Mound Heigh[ (4.F)=Endslop Berm Width <br /> 3.00 ft X 4.7 ft = 14.0 ft <br /> M.Calculate Mound Width: Ups(ope Berm Width(4.D)+Bed Width (2.6)+Do slope Berm Width (4.J)=ft <br /> 10.0 ft + 10.0 t + 25.0 ft = 45.0 ft <br /> N. Calculate Mound Length:Ends(ope Berm Width (4.L)+Bed Length (2.C)+ nds(ope Berm Width (4.L)=ft <br /> 14.0 tt + 63.0 + 14.0 ft = 91.0 ft <br /> Comments: <br /> i <br /> I <br />