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DOWNSLOPE DIKE WIDTH <br /> t. If landslope is 3% or more, subtract rock layer width from <br /> adsorption width to obtain minimum downslope dike toe <br /> ?�ft-LD ft = �7 feet <br /> 2 Calculate Minimum mound size based on geometery: <br /> a. Determine depth of clean sand fill at upslope edge of rock <br /> layer: Separation l, o feet <br /> b. Multiply rock layer width by landslope � foot Cov�r <br /> to determine drop in elevation; <br /> i rooc ao .a <br /> Slope Difference S�Deretlon tg..t <br /> 1_�x G %-:- 100=1�feet s�oo• o�t��nne• •� t <br /> ups oo W�atn <br /> c. Add depth of clean sand for separarion (2a) •°� R,�k aea w�acn <br /> at upslope edge,depth of rock layer(1 foot) to depth of �re�� oow��� oe w�e�n <br /> cover(1 foot) to find the mound height at the upslope edge �feet <br /> of rock layer; <br /> /� b ft+ lft + lft= � ofeet <br /> d. Enter table with landslope and upslope dike ratio. <br /> Select dike multiplier of �.Z 3 <br /> e. Multiply dike multiplier by upslope mound height <br /> to find upslope dike width:�_x 3.Z3 = �, �i 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 /> �Oft+�( _ft=3, (� feet <br /> g. Enter table with landslope and downslope dike ratio. <br /> Select dike multiplier of S. �T_. <br /> h. Multiply dike multiplier by downslope mound height <br /> to get downslope dike width:�x�(�_�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 /> I ' _feet <br /> uos o.wioin <br /> j. Total mound width is the sum of ���•� - <br /> upslope dike (G.2e)width plus rock � R,��,X�.�w,��� <br /> layer width (D.2)plus o 0 00 ��a�� "` UD OD �� � <br /> �ownslope dike width(G.Zi); o ,� f "` "' <br /> ft+�ft+(�ft=38Sfeet �� ,', <br /> k. Total mound length is the sum of ►� 'o°""t •w,°`" <br /> ' �..� ; ,, <br /> upslope dike width (G.2e)plus rock layer <br /> �len h.(D.3)plus upslope dike width (G.2e); � <br /> ft+�O ft +�ft = � feet <br /> �_ TOt01 L�Oplll <br /> owns ope ps upe <br /> 3:i tt s:i �:t �:i �:� �a s:i b:i �:� e:t <br /> t vope <br /> 0 3A 40 5.0 60 7.0 7.0 l.0 S.0 �6.0 7.0 !D <br /> 1 3.09 1.17 526 6.JB 757 29i 3.d5 !J6 5.66 6 i� 7.�1 <br /> 2 3.19 �35 5.56 6.82 8.1� 2.81 7.70 lS1 5.36 Q11 6.90 <br /> 3 330 {51 S.HB 732 b.86 2.75 357 4.35 5.08 5.79 6.15 <br /> { 3AI l76 675 7.89 9.72 26B 3.15 {.17 �.81 5.�6 6A6 <br /> 5 357 5.00 667 157 70.77 261 3.33 �.00 �.62 5.19 SJl <br /> 6 3b6 S.�b 7.1{ 9J8 12Q7 2.54 3.23 3.&5 �.�1 �.93 5.{i <br /> 7 3d0 556 7.69 IOJ� 13.7) 2.18 7.12 3.J0 �.23 �.70 S.l� <br /> 6 ].95 5.88 B33 I15{ 15.91 2.1I ).m J57 l.QS 1.�9 !d! <br /> 9 {.11 6.75 9.09 13.01 18.92 2_36 241 3.15 3.90 f�0 l.65 <br /> 10 {29 667 10.0 15.00 2JJ3 2)1 2.86 311 3.75 {.12 �M <br /> ll {.{8 7.1! I1.11 17.65 30.�3 226 278 3.23 3.61 3.95 {76 `A <br /> 12 �.EN 7.69 1250 21.63 l3.75 2Z7 2.h7 3.12 I.�9 3.80 �.OB VY <br />