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, � , <br /> G. DOWNSLOPE 13�WIDTH <br /> 1. If landslope is�o �atore,subtract rock layer width from <br /> adsorption width to obtain minimum downslope dike toe <br /> a�, ft-�_ft =�'L 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 /. t� feet <br /> b. Multiply rock layer width by landslope 1 t o o t C o v�r <br /> to deternune drop in elevation; r foot Ro eo <br /> Slope Difference seperetton r��t <br /> �_x_�%y 100 - � feet UpsloDe WICt� SIoD• DlYteronce _� ei <br /> c. Add depth of clean sand for sepazation (2a) -1�reet Rock eea wtatn <br /> at upslope edge, depth of rock layer (1 foot) to depth of ��feet Down5loDe Wtdt� <br /> cover (1 foot) to find the mound height at the upslope edge � 'ee` <br /> of rock layer; <br /> l.o ft + lft + lft= 3.c) feet <br /> d. Enter table with landslope and upslope dike ratio. <br /> Select dike multiplier of 3,a� <br /> e. Multiply dike multiplier by upslope mound height <br /> to find upslope dike width: �, 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 /> 3. D ft+�L ft = 3,(� feet <br /> g. Enter table with landslope and downslope dike ratio. <br /> Select dike multiplier of s .�� <br /> h. Multiply dike multiplier by downslope mound height <br /> to get downslope dike width: 3' � x 5.�� _ �_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; _ u '_ <br /> �� feet <br /> 'uosiooe wia;n <br /> j. Total mound width is the sum of � �- �Ba� <br /> upslope dike (G.2e) width plus rock ROCK D�0 W101tl <br /> layer width (D.2) plus e �o5�opa wiatn "" �o�uoa e�81n <br /> downslope dike width(G.2i); 3 � `e°` <br /> �ft+ �Q_ft + L� ft = �_ feet � � �' I <br /> k. Total mound length is the sum of � Downslope Wldtn <br /> ��rea� <br /> upslope dike width (G.2e) plus rock layer <br /> length (D.3) plus upslope dike width (G.2e); '� <br /> �ft + G� ft + 1,�ft = �� feet <br /> /� -� C,� + /� _ /o� <br /> 7otei �enptn <br /> own ope ps ope <br /> 3:1 l:l 5:1 &1 7:1 3:1 4:1 5:1 61 7:1 8:] <br /> R abpe <br /> 0 3A l0 5.0 6.0 7.0 3.0 4.0 5.0 60 7.0 8.0 <br /> I 3.09 t17 526 638 753 291 3.8i 4.76 5.66 654 7.41 <br /> 2 3.19 l35 556 G82 8.14 2.83 3.70 456 536 G71 6.90 <br /> 3 330 454 5.88 7.32 8.86 275 357 435 5.08 5.79 6A5 <br /> 4 3A1 t76 625 7.89 9.T2 268 3.i5 t.17 d.8d 5.�6 6.06 <br /> 5 353 5.00 667 857 IOTI 261 3. 4.00 6.62 5.19 5.71 <br /> _6 3.66 �"536 � 7.1� 9,38 1207 2S6 (!�� 3.85 t41 6.43 5.41 <br /> 7 3.80 556 7.69 1034 )373 2d8 3.12 3.7D �23 4.7D 5.13 <br /> 8 3.% 5.88 833 1154 15.91 242 3.¢i 3S7 4.C6 6.49 4B8 <br /> 9 4.11 625 9.09 13.0/ 18.92 236 294 3.45 3.90 d30 4.65 <br /> 10 429 6.67 t0A 15.00 2333 231 286 333 3.75 4.12 4.44 <br /> 11 4A8 7.14 11.11 17.65 30.�3 2.�b 278 3.21 3.61 3.95 6.7b <br /> 12 4.69 �.69 12.50 21.d3 43.95 221 270 3.12 3.49 3.80 4.08 <br />