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G. DOWNSLOPE D�WIDTH <br /> 1. If landslope is3���more, subtract rock layer width from <br /> adsorption width to obtain minimum downslope dike toe <br /> �_ft-�o ft =�Z_feet <br /> 2. Calculate Minimum mound size based on geometery: <br /> a. Detemune depth of clean sand fill at upslope edge of rock <br /> layer: Separation I, � feet <br /> b. Multiply rock layer width by landslope � �ooc co�.� <br /> to deternune drop in elevation; : r o o c R o e a <br /> Slope Difference seperet�on tut <br /> Slops Olfterence ___ ei <br /> ��^��-�.�t v ��ii-�- -- x -- %y 100 = - feet Upslope W101� <br /> c. Add de th of dean sand for se aration (2a) �� teet <br /> P P Rock Bed WIGIh <br /> at upslope edge, depth of rock layer (1 foot) to depth of �o teet DownsloDe Wtatn <br /> cover (1 foot) to find the mound height at the upslope edge �� �eet <br /> of rock layer; <br /> I , � ft+ lft + 1ft= 3.'� feet <br /> d. Enter table with landslope and upslope dike ratio. <br /> Select dike multiplier of 3 .'� . 3��o <br /> e. Multiply dike multiplier by upslope mound height <br /> to find upslope dike width: 3-� x ;.� _ �_ feet �asti »' � <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.'� ft+ - ft = 5 ,'7 feet <br /> g. Enter table with landslope and downslope dike ratio. <br /> Select dike multiplier of S,� � �JD <br /> h. Multiply dike multiplier by downslope mound height <br /> to get downslope dike width: ��, x �.� _ _�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; �� <br /> ��-�� �� � aD feetso' �^ ,' <br /> I.,., E uosiooe viiatn <br /> j. Total mound width is the sum of ° '° f �=Z- �set ; <br /> � ��� <br /> upslope dike (G.2e) width plus rock g,�K o a w�a�� <br /> layer width (D.2�PIl1S 9 uosiooe wiatn �J ������ uocio e wiain <br /> downslope dike width(G.21�' G�� 3 �- �eet � (eet <br /> ' � � <br /> ,a <br /> �_ft + �ft +�_ft = �_ feet '�� ; <br /> k. Total mound length is the sum of I = °°'""�pe "'°`" ' <br /> �aa� ; ; <br /> upslope dike width (G.2e) plus rock layer � <br /> length (D.3) plus upslope dike width (G.2e); <br /> I� ft + �2ft + JZft = 1�.1 feet <br /> 2 0 �� zo �a� �a� <br /> 7otei�enptn <br /> owns ope ps ope <br /> 3:1 L1 5:1 &1 7:t J:1 a:l S:t &1 7:] 9:1 <br /> 7G alope <br /> 0 3.0 t0 5.0 6.0 7.0 3.0 4.0 5.0 60 7.0 8.0 <br /> 1 3.09 t17 S.�b 636 7.53 291 3.Bi 4.76 5.66 (�SI 7.l1 <br /> 2 3.19 435 556 G62 8.16 2.83 L3.70� d56 5.36 G14 6.90 <br /> 3 330 454 5.88 7.32 8.86 275 357 435 5.08 5.79 6A5 <br /> 4 3.�1 l76 6.Z5 7.89 9.T2 268 J.4S 1.17 d.84 5.16 6.06 <br /> 5 353 � G67 857 IO.T) 261 �.33 6.00 �.62 5.19 5.77 <br /> 6 3b6 5 7.14 938 1207 2.54 3.Zi 3.85 l{1 �.93 5.41 <br /> 7 3�0 7.69 1034 1373 268 3.12 3.70 �.73 1.70 5.13 <br /> 8 3.95 S.HB B33 1154 75.91 242 3.Q3 357 1.05 4.�9 l.88 <br /> 9 �.Il 6.�5 9.09 13A/ 18.92 Z36 244 3.45 3.90 630 4.65 <br /> ]0 �19 6.67 l0A 15.00 2333 23t 286 333 3.75 4.12 4.46 <br /> ll 4.48 7.14 11.11 17b5 30.�3 2.26 278 3?3 �.61 3.95 6.26 <br /> 12 1.6A 7.69 12.50 21.43 43?5 221 270 3.12 3.49 3.80 d.08 <br />