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. n _ <br /> . . . , - <br /> . . .. . , <br /> �. � � <br /> DOWNSLOPE DIKE WIDTH <br /> i. If landslope is 3% or more, subtract rock layer wi�lth om <br /> adsorption width to obtain minimum downslope dik toe . <br /> � � ?C� ft- �� ft = � �% feet <br /> 2 Calculate Minimum mound size based on geomerery: <br /> a. Deternune depth of cl�e�sand fill at upslope e ge of rock <br /> layer: Separation � 7' feet ' <br /> b. Multiply rock layer width by landslope � roo� co�.� <br /> to deternune drop in elevarion; , ' '°°` R° .a <br /> SIOj7E Dlfference S�Der�tlon i t��t <br /> I(,i X � %�` 1�� _ � .� feet Slop• Dltt�r�ne• t <br /> . u �leoe w�otn <br /> c. Add depth of dean sand for separarion (2a) '�" ���� aoe • w�atn <br /> at upslope edge, depth of rock layer (1 foot) to pth of r��.�� oow?�f.w�ac� <br /> cover (1 foot) to find the mound height at the up lope edge �-�-r••` <br /> of rock layer; / <br /> �f �.1-ft+ lft + lft= 'r� feet <br /> d. Enter ta b l e w it h lan dslope and u slope dike ra 'o. <br /> �Select dike multiplier of � ��,J <br /> e. Multiply dike multiplier by u,ps�ope mound he' ht <br /> to find upslope dike widthw5, �� x�..-� 7 / eet <br /> f. Add depth of clean sand for slope difference (2 ) at <br /> downslope edge, to the mound height at the up lope edge <br /> of rock layer c) to fin�he downslope height; <br /> :�e ft+ � ft =.��� feet <br /> g. Enter table with landslope and do�nslope dik ratio. <br /> Select dike multiplier of u'� � <br /> h. Multiply dike mulkiplier by downslop��c�� hei ht <br /> to get downslope dike width: ���x �.`�� r feet <br /> i. Compare the values of step G.1 and Step Zh lect the �- <br /> greater of the two values as the downslope dik width; �?'� <br /> � feet <br /> .-UDf�Op�M�OI�.�. <br /> j. Total mound width is the sum of � ���•� <br /> upslope dike (G.2e) width plus rock ROCC ,a w�a�� <br /> layer width (D.2) plus a �oL�o ��a�� `�"" �o �Q .��a�� <br /> I x 7C.��..� �-r..� <br /> downslope dike width(G.Zi); � „ o I �� <br /> � �ft + fC� ft + � ft = � feet �� <br /> k. Total mound length is the sum of °o""�•"'°`" <br /> �..� <br /> upslope dike width (G.2e) plus rock layer <br /> len�h(D.3)plus upsl¢.pe dike w�dt (G.2e); � � . <br /> .� ...� ft + �`r. � ft +J� ft = �feet <br /> / �r <br /> / TotU l�nqtn <br /> owns ope ' ps upe <br /> 3:i �� s:i 6i ri �� i s:i s:i �:i e:i <br /> s.� <br /> o �o �o s.o 60 �.o �o o s.o �o �.o aa <br /> 1 )A9 ll7 51b i3a 7S7 2V1 45 �.76 5.66 6 i� 7.�1 <br /> 2 ].19 l35 556 6.62 6.11 2.57 .757 �51 536 i1� 6.40 <br /> � 7 330 t54 S.BB 7J2 l.66 2.75 �� 1.35 S.OA 5.7v 6.15 <br /> . � 3A1 l76 6.25 ).D9 9.72 26a .l5 �.17 �.6{ S.Ib 6.06 <br /> 5 JSJ 5.00 667 157 10.77 261 -JJ 1.00 1.62 5.19 571 <br /> � 6 ]66 51b 7.1{ 93E t209 2.5/ 27 7.65 �.0 {.97 S.�l � <br /> 7 3d0 55G 7.69 IOJ� I].7] 2.�8 .12 3.70 �?J l70 5.13 <br /> S ].95 5.6! !17 I15� 15.91 2.Q ' .m 7S7 I.QS 1.�9 tAa <br /> � 9 �.11 i25 9.W 1).61 1l92 2�6 W ).l5 ).90 IJO �65 <br /> 10 �29 d67 10.0 I5.00 1JJJ 2J1 !6 311 3.75 {.12 �.k <br /> 11 �AE 7.!{ ll.11 1�.A5 JO.0 lI6 '1S 7.b 7.61 3.95 �16 <br /> u ��+ ;.�v �sso n.0 ur iz: �o �.�� �.�9 3eo �a 64 <br />