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DOWNSLOPE DIKE WIDTH <br /> i. If landslope is 3%'0 or more,subtract rock layer width from <br /> adsorption width to obtain minimum downslope dike toe <br /> ,�Q ft- /� ft = �O 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 � feet <br /> b. Multiply rock layer width by landslope � reo� ce�.. <br /> to deternune drop in elevation; � reo� Ro .a <br /> Slope Difference S�Oer�tlon �..� <br /> ,,L�x . � %+ 100=�feet Slep� DIIt�r�ne• �L t <br /> uDs o �aietn <br /> c. Add depth of clean sand for sepazahon (2a) �•'� Ro�k w,a�� <br /> at upslope edge,depth of rock layer(1 foot) to depth of �r..� Downa�l�o�.w,acn <br /> cover(1 foot) to find the�mound height at the upslope edge -��`'"` <br /> of rock layer; <br /> �ft+ lft+ lft= � feet <br /> d. Enter table with landslope and upslope dike ratio. <br /> Select dike multiplier of 3, 5�.� <br /> e. Mulriply dike multiplier by upslope mound height <br /> to find upslope dike width:�x 3.� �_ /O feet <br /> f. Add depth of clean sand Eor slope difference (2b) at <br /> downslope edge,to the mound height at the upslope edge <br /> of rock layer(2c) to find fhe downsl pe height; <br /> _�ft+ ,�!ft= 3 . feet <br /> g. Enter table with landslope and downslope dike rario. <br /> Select dike multiplier of �'7 !� <br /> h. Multiply dike multiplier by down lope ound height <br /> to get downslope dike width:�x • _�feet <br /> i. Compare the values of step G.1 and Step .2h Select the <br /> greater of the two values as e downslope dike width; .�---- �Z ---� <br /> feet � <br /> � U0f1 MIOt� ��� � <br /> j. Total mound width is the sum of -���•� <br /> u slo e dike (G.2e)width plus rock � R,� ,,,,�� <br /> P P � <br /> layer width (D.2)plus a �o,���a�� '••` �o.a .w�a�� <br /> downslope dike width(G.2i); a F `�" "" �� <br /> < <br /> �ft+_f�ft +�ft= �feet � ; , <br /> k. Total mound length is the sum of o°""�",°`" ` I <br /> ..� <br /> upslope dike width (G.2e) plus rock layer ,I/ <br /> len h(D.3) lus upslope dike wi th (G.2e); � <br /> �ft+�ft +� ft = � feet <br /> 9� o�.��.�o�� <br /> own ope ps ope <br /> a:i �i sa s:i r.> >:i « s:i ci r.� e:i <br /> s.�op� <br /> 0 3D LO S.0 60 �.0 7.0 �.0 S.0 'CO 7.0 {D <br /> 1 3.09 ll� 5.26 W! 75] 1% ).65 �J6 S.f6 651 7.11 � <br /> 2 �.19 l3S 556 6.82 � 8.11 2.N �.70 l51 536 61{ 6.90 <br /> 7 3.�0 �5/ 59A 7�2 6.l6 2.75 ]57 11S SA SJ9 6.15 <br /> • 3AI l76 6.75 7.W 9.72 26! 7.15 117 1.N 5.�6 iD6 <br /> S 751 S.W 667 157 10.T7 261 �7 .� lA l62 5.19 571 <br /> i ��b S1b 7.1� 93! 1207 2.51 ].27 3.55 L�I �.9� SAI <br /> 7 3d0 556 �.69 103t 17.7� 2�! 7.12 J.79 �.27 UO 5.17 <br /> 1 ].95 5.6A !31 I15� 15.91 2.11 ].m 7S7 �.QS �.�9 �A� <br /> 9 �.Il 6S5 9.09 13A1 1l.92 2�6 291 ].l5 190 .{�0 �AS <br /> f0 �29 i67 10.0 I500 27�] 27t 2!6 317 7.75 �.12 �.M <br /> ll �.� �.1� 11.11 17.65 JO.0 226 27A 79 7-61 7.95 �76 � <br /> u .sv �.�v ,xso n.0 u.r zr :.m �.:i �..v �.eo �.oe 64 <br />