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DOWNSLOPE DIKE WIDTH <br /> ' i. If�landslope is 3%a or more,subtract rock layer width from <br /> adsorption width to obtain minimum downslope dike toe <br /> �-�::r�;ft- .���=•ft - r�:��w.; feet <br /> 2 Calculate Minimum mound size based on geometery: <br /> a. Detertnine depth of clean sand fill at upslope edge of rock <br /> layer: Separation _�feet <br /> b. Multiply rock layer width by landslope � root co�.� <br /> to determine drop in elevarion; � roo� Ro .a <br /> Slope Difference S�per�tlon s_ r..� <br /> _-� x i %� 100 = ' feeE SIoD• Dltf�r�nc• - � c <br /> Upslope WIOtN <br /> c. Add depth of clean sand for separarion (2a) ''' ' ��•� Ro�k aea w,atn <br /> at upslope edge,depth of rocic layer(1 foot) to depth of -- r��� oow�:�ao�w+ac� <br /> cover(1 foot) to find the�mound height at the upslope edge -=-�'••` <br /> of rock layer; <br /> � ft+ lft + lft= .� feet <br /> d. Enter table with landslope and upslope dike rario. <br /> Select dike multiplier of �� . :��� <br /> e. Multiply dike multiplier by upslope mound height <br /> to find upslope dike width: �f' x •'� _- a= ; -��� 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 /> "t �:.�ft + '� r ft=.�' i feet <br /> g. Enter table with landslope and downslope dike ratio. <br /> Select dike multiplier of �== • � -i ' <br /> h. Multiply dike multiplier by downslope mound height <br /> to get downslope dike width:�'?- � ; x -� i = ;_:; feet <br /> i. Compaze the values of step G.1 and Step G.2h Select the <br /> greater of the two values as the downslope dike width; <br /> � `=' feet c:% �-�o:�ao.w�a�� ' <br /> j. Total mound width is the sum of �� -� �•�� � �' ''` a <br /> � >+, ; <br /> upslope dike (G.2e) width plus rock R,�C o.,M,,,� <br /> layer width (D.2) plus = �o:�o.�,��o�� �`��'"" �o,,,,.,,,,,� <br /> downslope dike width(G.ti); 3 , ' """- Y "" <br /> " " ft + �" ft + '� ft = .; feet � ' ; � > <br /> k. Total mound length is the sum of' t � � °' °°""" � "{ <br /> �o�ww�� <br /> r��i <br /> upslope dike width (G.2e) plus rock layer ��' }. : ` y � <br /> length.(D.3) plus upslope dike width (G.2e); �.�" <br /> ft+ ft + ft = feet �` <br /> ro�ei unqtn <br /> owns ope ps upe <br /> 7:1 l:l 5:1 &1 7:1 )�.1 tl S:l 6:] 7:1 8:1 <br /> S�{ope <br /> 0 3D �0 SA 40 7.0 )D yp_ 5.0 '6.0 7.0 6D <br /> `7 � 3119 �l.171 5.7b 438 7S7 291 �'].g5�. �J6 5.66 6.54 7A1 <br /> �2 1.19 �135 556 6.ffi 8.1{ :.d7 ).70 l51 5.36 ii! 6.90 <br /> 3 330 LS1 5.88 '32 9.86 :.i5 3�� 1.35 S.OB 5.79 6.L5 <br /> ♦ D41 L76 635 J.89 9.T2 26S 3.15 �.17 �.6/ 5.16 6.06 <br /> 5 753 5.00 66) 157 10.T7 I61 J17 1.00 {.62 5.19 5J7 <br /> � J�6 5.7b 7.1� 9JJ 1207 25/ 721 7.65 lAl {.93 5.�1 <br /> 7 �0 SS6 7.69 t0�1 I1.:3 2�8 7.12 ].70 IZ7 t.70 S.p <br /> ! 3.95 S.bi !33 1154 i5.91 2.12 J�¢! 357 �.QS 1.�9 ��d <br /> 9 <.Il 6.25 9.09 13.U1 18.92 236 294 3.15 7.90 {30 �65 <br /> 10 t29 66� l0A t5.00 23J] 271 286 31J 3.i3 �.72 l.N <br /> 11 t.1! 7.11 11.11 17.65 30.�) 226 278 J33 ].61 7.95 116 � <br /> u �s9 7.� izso zi.0 �a�s zz; z�o a.0 �.w a.ao �.oe �� <br />