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' DOWNSLOPE DIKE WIDTH <br /> i. If landslope is 3°l0 or more, subtract rock layer width from <br /> adsorption width to obtain minimum downslope dike toe <br /> ��` ft-_�ft = /C- feet <br /> 2 Calculate Minimum mound size based on geometery: <br /> a. Determine depth of dean sand fill at upslope edge of rock <br /> layer: Separation / feet <br /> b. Multiply rock layer width by landslope ' '°°� c��•� <br /> to deternune drop in elevation; <br /> I foot Ro �A <br /> Slope Difference S�Der�tlen -_ f��t <br /> t��' X ��-. %+ 100 = � �L- feet uo i wia�n SIeD� Olfi�nne• � � t <br /> c. Add depth of clean sand for sepazation (2a) ���•� R,�k e.o W�o�� <br /> at upslope edge, depth of rock layer(1 foot) to depth of 1��e�� DownfloDe wtCt� <br /> cover (1 foot) to find the mound height at the upslope edge �`�r••` <br /> of rock layer; <br /> �ft+ lft + lft= � feet <br /> d. Enter table with landslope and upslope dike ratio. <br /> Select dike multiplier of �. �' � <br /> e. Multiply dike multiplier by upslope mound height <br /> to find upslope dike width:Z.� - x ��3 =�feet <br /> f. Add depth of clean sand for slope difference (2b) at <br /> downslope edge, to the mound height at the upslope edge <br /> of rock layer (2c) to find the downslope height; <br /> .� ft+ �c� ft = ��,���eet <br /> g. Enter table with landslope and downslope dike ratio. <br /> Select dike multiplier of 4� � 7 <br /> h. Multiply dike multiplier by downslope mound height <br /> to get downslope dike width:�x�_ �'f� feet <br /> i. Compare the values of step G.1 and Step G.2h Select the � <br /> greater of the two values as the downslope dike width; �,� <br /> Z_a ��2., feet <br /> U {IOD�WICt� � � � <br /> j. Total mound width is the sum of � ���••� <br /> upslope dike (G.2e) width plus rock R,�r .,w,,,� <br /> layer width (D.2) plus = �o,�,,.w�a�� '``�"'t <br /> UDtIOD�MIOtn <br /> downslope dike width(G.ti); �/ e i��"` ,�."" „, <br /> ��ft + /C� ft + Zt� ft =...3� /c�eet � � <br /> k. Total mound length is the sum of o°"""°°•"'°`" �� <br /> �..� t�,.� <br /> upslope dike width (G.2e) plus rock layer � ��� <br /> len h(D.3)plus upslope dike width (G.2e); � <br /> �ft+ :�C; ft + 1 /; ft = �_ feet <br /> �e',- To�.��.�o�� <br /> owns ope ps upe <br /> a:� �� s:� si �:i �:i �:i s:� e:> >a e:i <br /> s vope <br /> 0 3A l0 5.0 40 7.0 J.0 l.0 S.0 �6.0 7.0 SD <br /> 1 3A9 117 5.7b 438 75] 291 7.65 ♦.76 5.66 65� 7A1 <br /> 2 �.19 l35 5.56 6.H2 S.l{ 2.A7 J.70 lSl 5.36 il� 6.90 <br /> � 330 �51 S.HB 7.72 6.66 2.75 3�� 4.i5 5.08 5.79 6.15 <br /> • 3A1 l76 675 7.E9 9.T! 266 ].l5 �.17 �.6{ 5.16 6A6 <br /> S 753 S.OD 667 e5� 10.T/ 261 ].1J �.00 �.6I 5.19 ST <br /> L 766 5.7L 7.1� 93S 1207 2.51 3.Z1 3.65 l.�l �.4! S.�t <br /> 7 3.l0 556 �.69 IOJI IJ.7] 2.�8 J.12 3.70 �13 �.70 5.13 <br /> ! 3.95 S.!! E31 115� 15.91 2.12 J.m ]57 �.QS �.19 �S! <br /> 9 �.11 6.25 9.09 13.D1 1E.92 236 291 3.15 ).90 �JO �65 <br /> 10 {29 667 10.0 15.00 23JJ 2Jl 2.86 31J ).75 �.12 �.N <br /> U .... �M 7.1� ll.11 17.65 10.0 226 27E 3.77 J.61 J.95 l76 <br /> II �69 7.69 1250 21.13 177i 22; 2.70 J.12 7.�9 i.BO 1.� 6!� <br />