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G. DOWNSLOPE DII<E WIDTH <br /> 1. If landslope is 3C� or more, subtract rock layer width from <br /> � adsorption �ti-idth to obtain minimum downslope dike toe <br /> �;.'� ft -�_ft =�_feet <br /> 2. Calculate �viinimum mound size based on geometery: <br /> a. Determine depth of clean sand fill at upslope edge of rock <br /> layer: Separation a,0 feet <br /> b. Multiply rock layer width by landslope � roo� co�.� <br /> to determine drop in elevation; e rooc Qo ea <br /> Seperetloa �• (��t <br /> Slope DiffeJ'elICE Slope oltterence t� et <br /> /�' x (� "c= 100 = �_feet u�s�ooe w,ain <br /> c. Add de th of dean sand for se aration (2a) �-reel ' <br /> P P Rock Be0 w�atn <br /> at upslope edge, depth of rocic layer (1 foot) to depth of �.�feet Down5loDe Wf0i1 <br /> cover (1 foot) to find the mound height at the upslope edge �-teet <br /> of rock layer; <br /> �.� ft + lft + lft= y.� feet <br /> d. Enter table with landslope and upslope dike ratio. <br /> Select dike multiplier of 3.�'� <br /> e. Multiply dike multiplier by upslope mound height <br /> to find upslope dike width: �i, o 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 /> 4,r� ft+ , l, ft= �.L feet <br /> � g. Enter table with landslope and downslope dike ratio. <br /> Select dike multiplier of S.�y <br /> h. Multiply dike multiplier by downslope mound height <br /> to get downslope dike width: �.� x s',� _�_feeE <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 ti�idth; _� � _ <br /> a`� feet �os�o .�,at� <br /> j. Total mound width is the sum of E �teet <br /> upslope dike (G.2e) width plus rock � R,�k o.,w�,t� <br /> ` IO�f��t <br /> layer width (D.2) plus o 1 UDSIODY w�ain uociooe wiatn <br /> downslope dike width(G.2i); o� �- `8" �'e" <br /> �-� ft+ �o ft +� ft = 'i � feet � �' ' ' l <br /> � � � <br /> . • � � ' � DOwnsloDe M1at� �- ; <br /> k. Total mound length is the sum of € �Y reet - ' <br /> , <br /> upslope dike width (G.2e) plus rock layer <br /> len h (D.3) lus u slo e dike width (G.2e); � <br /> St P P P � <br /> ��ft + C.� ft + ��ft = �_ feet <br /> �� �- �� -� a y /i c� - - <br /> 7otel�enptn <br /> o�-n ope ps ope <br /> 3:1 l:l �:1 &1 7:1 3:] 6:1 5:1 &1 i:1 8:1 <br /> L abpe <br /> 0 3.0 l.0 5.0 6.0 7.0 3.0 6.0 5.0 60 7.0 8.0 <br /> 1 3A9 ll7 S.7b 636 753 291 3.8i d.ib 5.66 �il 7.f1 <br /> 2 319 f3i 556 6.62 8.76 2.5i 3.7f1 456 536 61f 6.90 <br /> 3 330 l i� SB8 7.32 &.S6 2T 3S7 435 5.08 5.79 6A5 <br /> � � 3.61 U6 625 7.89 9.� Z68 3.15 1.17 4.5� 5.�6 6.06 <br /> 5 353 5.00 667 857 10.77 �bl 3.33 4.00 d.62 5.19 5.71 <br /> ' .4___---_ 31d ��b1 .7.14 938 12C7 2.it---C�� 3.85 111 d.43 S.A <br /> -- .__ __-_---- -__._----_ __ . __.-- <br /> 7 3E0 556 7.69 ]034 1373 � 2i4 3.12 3.70 �I3 l70 513 <br /> 8 3.95 SBB 833 713t 15.91 �S2 3.Q1 357 �Cb 6.69 l.88 <br /> 9 • 4.11 6]5 9.09 73.06 78.92 ]�0 2% 3.45 3.90 l30 �.65 <br /> 70 �� 667 10.0 15.00 7333 :31 286 333 3.75 6.12 4.f� <br /> 11 �.�8 7.1t 11.1] 17.65 30.83 7�6 278 311 3.61 3.95 d2b <br /> 72 !b9 7.fA 12.50 2IA3 d3.75 2?I 2TJ 3.12 3.d9 3.8J 4.08 <br />