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G� , V�/N LOPE DIKE WIDTH � <br /> 1: If la �lo is 3�0 or rnore, subtract rock layer width from � <br /> adso pti width to obtain minimum downslope dike toe for <br /> abso ptio : <br /> ��,•� ft- 1 n ft =�feet <br /> 2. Cal l�te inimum mound s"lze based on geometery: , <br /> a. I�e rmine depth of clean sand fill at upslope edge of rock <br /> l�y : Separation �-�� feet <br /> b. Mu 'ply rock layer width by landslope to determine drop ,�,�„_ ,.:.::,, <br /> �n levation;Slope Difference ��`�`��•� <br /> 1 � x�_9�0+ 100 a_�, feet ' � �4-� <br /> c. �4d depth of clean sand depth of clean sand for "r`''� ` 3`��»� <br /> s�ep ation at upslope edge (2a) to depth of rock layer to ��°i <br /> �c epth and the depth of cover to find the total mound . °�'�_. <br /> �ig t at upslope edge of ro�k layer; <br /> ,Lj�ft + 1 ft + 1 ft = 3�� feet � <br /> d. �nt table on page bottom with landslope and upslope <br /> • dik ratio. Select dlke multiplier of � .s"7 . <br /> e. 1WIu 'ply dike multiplier by upslope mound hei.ght <br /> to g upslope dike width: ?. 5� x 3•s� _ �� feet <br /> f. dd_ e depth of slope difference(2b) to the upslope <br /> eig t to get the downslope height <br /> 3 •s� +�_= 3.s� feet <br /> g. $n r table on page bottom with landslope and <br /> do lope dike ratio. �� <br /> lect dike multiplier of_ y• Sy , <br /> h. 1WIu 'ply dike mulHplier by downslope mound height <br /> fio t downslope dike width: �- � x 4•5y =_�feet <br /> � i. b are the values of step G.1 and Step G.2.h. Select the � <br /> .,_ gre of the two values as the downslope dike width; . <br /> feet � . •� .•:;: • • <br /> �t.:J.%t.%T.•t.�t:tit�t�.�Lt%J tit�sl.Sl.%J�l.tiJ.�f�f.�l S!�d.•. <br /> t mound wid h i h . . . . _. ••.;•. `. .`•.;:�::.•. <br /> j. t s t e sum of upslope dike R ��a wia�;:��;�:"`i:���w���- �j�?�: <br /> ti: �V..!V�:S:f ::;l;�:�t'::r7i:: <br /> • � L 1••S•�:••S•• ..Z•.1..�.. '{:;;:;{:{..y.{�.{ .{:( , {.,�� <br /> wid plus rock layer width plus downslape ��:_:�:::; ��:�:•r°� <br /> °� s -6-�- .�«�rt <br /> ik idth; ;�:�' :'�:� . . . . . . ��• <br /> 'r�:: <br /> �ft + i o f t +�f t - 4 o feet uq���oii�Wia'�::j'�;:'' 'f� �_:: :�U�����w��� <br /> k. ot mound len th is the sum of u slo e �''''' '`:''�: ;�`tf:'•:��'�'•': <br /> g P P 'tiii�'wiaii;'•::i�i:.:°. <br /> k i h lu � .�°"•:"•''°p° <br /> � dt s rock la er len th lus •'.•;:�:�::��::•`.' .:,:::::::::;::,:::::::,:::;� <br /> P Y g P •::: :;:.:;. ;;s;�;;::;:;::;::�.;..�.�.;..;..;..,..;.. <br /> psl pe dike width; � ::`j;� •;'. ::;�.: :;;:'•'' <br /> •;L;.•:.•..•..•..•..•.�•..•.� ..�.•..•..•..•. .•..:��� <br /> ► ft + �s� ft + ) 3 ft= �feet TadLh, °►. - -� <br /> i -�- � -r, i �o�z ' � <br /> 1 4:1 b.im8� &1 7:1 3:l 1:1 51 � kl 7:1 �:1 <br /> � � <br /> • 0 A {.0 S.0 6.0 7.0 3.0 1.0 S.0 ' 6.0 !.0 �A <br /> 1 .0! �J! S16 6.3! 7.5� I.91 3.55 4J6 5.66 6.51 7A1 <br /> 3 .19 �, 5.56 6.l2 d.t� 2.It3 3.70_ �.St 5.36 6U i.90 <br /> - -.s.ae___._ �s� e.es . �.�s ___C�.s>> �as a.os s.� s.�s <br /> � A1 �A6 6.�5 7.l9 9.72 1.65 3.15 4.17 1.114 5.16 6.06 <br /> S S! 5.00 b.q SS7 10.77 261 J.11 1.00 �.RZ 5.19 5.71 <br /> 6 .66 S.Z6 �.1� 9.J� •12.07 2.54 3.7� 3.� I.tl 1.9J ' S.II . <br /> 7 .!0 5.56 7.69 103� 1].7� 2.M J.12 3.70 ' 1.13 4.70 S.0 <br /> 1 .96 5.M t.31 1151 15.91 2.�2 3.41 3.51 1.a6 1.19 1.lA <br /> 9 Il i.g ' 9.09 13At Is.92 2.76 2.94 3.15 ].90 �.� 4.65 <br /> 10 ' 2! 6.67 IOA 15.00 733� 2.31 2.a6 . JJ3 3.75 l.12 I.N <br /> 11 .1! 7J1 11.11 17.65 30.lI 2.I6 t7e 3.2� 3.61 3.95 �.26 <br /> 12 � 7.69 1750 21A3 1�.75 2.21 170 3.12 7.19 �.e0 �.0! <br />