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DOWNSLOPE DIICE WIDTH , <br /> i. If landslope is 3% or more,subtract rock layer width from <br /> adsorption width to obtain minimum downslope dike toe <br /> �= � ft- ft - feet <br /> 2 Calculate Minimum mound size based on geometery: • <br /> a. Determine depth of dean sand fill at upslope edge of rock <br /> layer: Separation ' feet <br /> b. Multiply rock layer width by landslope � roo� co�.� <br /> to determine drop in elevation; <br /> i rooc Ro .a <br /> Slope Difference S�per�tion !_ r..t <br /> x � `• %+ 100 =_�feet Slop� Dltf�nnc• � ' c <br /> UDsloDe WIOt� <br /> c. Add depth of clean sand for separation (2a) �••� Rotk B�p W1CtA <br /> at upslope edge, depth of rock layer(1 foot) to depth of !�� re�� oowns�oo�w+o�n <br /> cover(1 foot) to find the mound height at the upslope edge �_�-' r..c <br /> of rock layer; <br /> �� ft+ lft+ lft= .�' feet <br /> d. Enter table with landslope and upslope dike ratio. <br /> Select dike multiplier of ;- i c�- <br /> e. Multiply dike multiplier by upslope mound height <br /> to find upslope dike width: `' x � %-�_ ��;.: - 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 /> � ft + ; ft= -{;- feet <br /> g. Enter table with landslope and downslope dike ratio. <br /> Select dike multiplier of ��'. �'�:. =% � <br /> h. Multiply dike multiplier by downslope mound height <br /> to get downslope dike width: ��',�'.�Jx .��-�- _.:c>. %' 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 , , <br /> Total mound width is the sum of �' u�'���•����� '�� t� �-'y <br /> J, � _. <br /> upslope dike (G.2e)width plus rock R,�C,. W,,,� <br /> layer width (D.2) plus o �„ OD►MICIn '= `�y`••` <br /> UDs1o0�M10869 <br /> ! <br /> d o w n s l o p e d i k e w i d t h(G.ti); , Y E "" tf : '••` <br /> '' ft + ;r: ft + <<:� �' ft= �=�`�' feet � ' <br /> �, � , {.� • �l r� �1� Do�wns�oo�wwtn ? <br /> k. Total mound length is the sum of ,,,, <br /> ' upslope dike width (G.2e) plus rock layer ' �� ; <br /> length.(D.3)plus upslope dike width (G.2e); ,,;_ <br /> r' ft+ `�T''�`ft + :: ft = ��; ���feet ��= <br /> TOl01L�npin <br /> owns ope ps ope <br /> 3:i ai s:� �i �:i �:i �:i s:i s:� r.i ea <br /> s�ope <br /> 0 7A l0 5.0 40 7.0 7.0 l.0 5.0 '6.0 7.0 8D <br /> 1 3D9 ltl 5.7b SJd 75] 291 ).SS �.76 5.66 651 7.�1 <br /> 2 7.19 �.35 556 6.52 8.1! 2.61 3.79 {51 5.J6 61! 6.90 <br /> 3 330 l5� 5.88 7�2 8.66 2.75 J57 t.35 5.06 5.79 b.t5 <br /> { 3AI l76 675 7.D9 9.TS L66 ].l5 �.17 {.8{ 5.�6� 6116 <br /> 5 7S1 5.0� 667 aS7 10,77 261 717 l00 �.62 5.19 S.)1 <br /> � Ji6 51b 7.11 938 12P7 2.5! 7.27 3.55 {.�l !.� S.�l <br /> 7 720 556 �.69 1034 13.77 2.�8 7.12 3.70 1]3 �.70 S.I7 <br /> b J.95 5.8! !17 1151 15.91 1.Q lm 357 I.QS t.�9 lB6 <br /> 9 �.11 6.25 9.09 13.W 1892 T36 294 �.15 3.90 {30 ld5 <br /> 10 �� 667 10.0 15.00 Z7JI 211 286 317 3.75 1.12 tM <br /> I1 •A8 7.I1 11.11 17.65 70.0 226 276 327 3.61 ).95 116 <br /> '12� �fA 7.69 1250 21.13 �]7i 22t 2.N ].12 ).!9 3.80 I.Os �� <br />