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. , . • <br /> DOWNSLOPE DIKE WIDTH <br /> i. If landslope is 3% or more, subtract rock layer width from <br /> adsorption width to obtain minimum downslope dike toe <br /> ZU ft-�ft = �0 feet <br /> 2 Calculate Minimum mound size based on geometery: <br /> a. Determine depth of cl an sand fill at upslope edge of rock <br /> layer: Separation / z. feet <br /> b. Multiply rock layer width by landslope � roo� co�.� <br /> to deternune drop in elevation; � <br /> i root ao .a <br /> Slope Difference S�Der�tlen L �..� <br /> �U x • .�%+ 100 = � � feet siev• oirr.r•ne•. t <br /> UOs1oDe WICI� <br /> c. Add depth of clean sand for sepazation (2a) �L�-�••� R,�k e.a W�o�� <br /> at upslope edge,depth of rock layer (1 foot) to depth of �!L Ieet oawneioo�wiein <br /> cover(1 foot) to find the mound height at the upslope edge 20 ►••` <br /> of rock layer; � , <br /> �ft+ lft + lft=�feet <br /> d. Enter table with landslope and upslope dike rario. <br /> Select dike multiplier of 3• 3 3 <br /> e. Mulriply dike multiplier by upslope mound he�ight <br /> to find upslope dike width: 3�z x •3� _ /1%z 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 down lope height; <br /> �ft+ ,.s ft= � feet <br /> g. Enter table with landslope and downslope dike ratio. <br /> Select dike multiplier of S <br /> h. Multiply dike multiplier by downslope m und height <br /> to get downslope dike width: -s x�= Z o 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; �5�� <br /> Z v feet <br /> ' �o.� w�a�� <br /> j. Total mound width is the sum of t'����� <br /> upslope dike(G.2e) width plus rock � R, .,M„�� � <br /> layer width (D.2) plus o �o=�oo. �a�� ��"" � <br /> downslope dike width(G.2i); , a �"` <br /> �' � '•�� S�/� <br /> /�ft + /v ft + Z� ft=y/� feet � <br /> k. Total mound length is the sum of °ownzo o;;�°`" � <br /> upslope dike width (G.2e) plus rock layer <br /> len h(D.3)plus upslope dike width (G.2e); � <br /> �/�2 ft+ �iZ ft + //�z ft = y�feet <br /> 9 � <br /> Q y( TOUI Unpt� <br /> U <br /> owns ope ps upe <br /> a:� �i sa si z> >:� �:i s:i �> >:� e:i <br /> a.bpe <br /> 0 7A l0 5.0 60 7.0 7.0 �.0 S.0 �6.0 7.0 !D <br /> 1 3DD 117 5.7b 6.36 75J 291 �.SS �.76 5.66 65{ 7.{I <br /> 2 3.19 �.35 556 6.82 5.11 2.L1 J.70 �51 5.36 61� 6.90 <br /> 3 330 �51 S.B9 7J2 e.l6 2.75 ]57 t.35 S.OB 5.79 6A5 <br /> � 7A1 l76 675 7.l9 9.T1 16! ).l5 1.i7 1.61 5.�6 6D6 <br /> S 35J 5,�, 667 E57 10.T1 261 7.33 1.00 �.61 5.19 577 <br /> 6 766 5.76 7.1� 93A 1207 2.51 J.27 3.65 �.�I {.4l �5.{I <br /> 7 �d0 SSE 7.69 103� 17.71 2.�8 7.12 7.70 U3 �.70 5.13 <br /> A �.95 5.lE e11 I15� 15.91 2.Q 1Q7 357 I.QS 1.�9 �!S <br /> 9 l.11 6.75 9.W 13.O1 1Q92 2.76 2W 1.15 J.90 {30 l65 <br /> 10 �29 d67 10.0 15.00 27JJ ilt 2.66 737 J.75 {.12 �M <br /> 11 tAd 7.1� 11.11 17.65 JO.0 226 27s )17 ).61 3.95 �]6 <br /> 12 �b9 7.69 1250 21.0 fl7i 221 2.70 ].12 3.19 3.80 �� 64 <br />