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r E <br /> G. DOWNSLOPE DII�WIDTH <br /> 1. If landslope is 3% or more,subtract rock layer width from <br /> adsorption width to obtain minimum downslope dike toe <br /> a �.� ft-�ft =�'Lfeet <br /> 2. Calculate Minimum mound size based on geometery: <br /> a. Determine depth of clean sand fill at upslope edge of rock <br /> layer: Separation I,c7 feet <br /> b. Multiply rock layer width by landslope i toot'Lov�r <br /> to determine drop in elevation; t +oot ao �a <br /> Siope Difference seperet�on fe�t <br /> SIODe Olfferenee _� ' et <br /> /lJ x (. %1100 = , � feet ;;�siooe w�atn i <br /> c. Add depth of clean sand for separation (2a) _I�-feet RocK BeG W1Gt� <br /> at upslope edge,depth of rock layer (1 foot) to depth of �_f1_teet oow�S,o�e w+ot� <br /> cover(1 foot) to find the mound height at the upslope edge -1�2�eet <br /> of rock layer; <br /> I , v ft+ lft + 1ft= �.� feet <br /> d. Enter table with landslope and upslope dike ratio. <br /> Select dike multiplier of 3•� c� <br /> e. Multiply dike multiplier by upslope mound height <br /> to find upslope dike width: 3. c� x �,a =�� feet <br /> f. Add depth of dean 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'c� ft+ , lo ft = 3.l� feet <br /> g. Enter table with landslope and downslope dike ratio. <br /> Select dike multiplier of S,� � <br /> h. Multiply dike multiplier by downslope mound height <br /> to get downslope dike width: s 2� x ?.� _ �_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 /> /� feet + - : <br /> I E uvsiooe v+�otn <br /> j. Total mound width is the sum of -�`-f..i .: . � <br /> , : �.; : .. <br /> upslope dike (G.2e)width plus rock � ; Rp�r e.,w�a�� � <br /> �^t�.�..� <br /> layer width (D.2)plus � I u�s�e�et n uos��a e'et^ <br /> downslope dike width(G.2i); 3 <br /> a ,' ` <br /> �ft+���ft = ;<�> feet � � <br /> 1c ft+ � <br /> k. Total mound length is the sum of '- °or'n510Df"�°`° <br /> �reai � <br /> upslope dike width (G.2e) plus rock la�Ter � � <br /> length(D.3) plus upslope dike width (G2e); ` ' > I ` ' <br /> > ; : <br /> /c, ft+ �:v ft+ � ft= 4,�: feet � � <br /> l`� -i u4' -� l� �� `. ��, <br /> rotet�enqtn /�(�' <br /> own ope •ps ope <br /> a:i �i s:i s: ;:i �:i a:: s:i �:i �:i s:i <br /> x alope <br /> 0 3A l.0 �.0 oA i.0 3.0 S.0 �.0 e.0 7.0 8.0 <br /> 1 3.07 ll7 �2c �3d 753 Z91 3.Si S.ib i.66 6�4 :.3] <br /> 2 3.19 d3i »e >y 3.13 ?.S'i 3.'� 353 Si6 Gt4 6.90 <br /> 3 330 6i{ �.88 ;.32 6.&0 :.T� 3.5; 43i i.08 �.i9 6A"� <br /> 4 3.41 1.76 6.Z5 7.59 9.72 i.o3 3.Si 4.17 3.&6 5.46 6.L16 <br /> 5 353 5.00 66� S�i IOT; l61 3.3.i 4.00 3.62 a19 5.�1 <br /> 6 31�6 . �Zb � 7.1! 938 12C'i '�i3 3...r'.+ ' 3.6i L41 6.93 5.61 <br /> 7 390 �36 7.69 i033 13.73 2Si / 3.:2 3.77 a,Zi L70 �.13 <br /> 8 3.95 5.88 633 11�6 ]5.91 212 3..:> 357 t.n5 6.69 495 <br /> 9 �.11 625 9.07 13.00 15.92 'r...io 24: 3.ii 3.90 630 4S� <br /> 30 �29 6.67 10.0 I5.00 2333 =ii 2So 333 3.T 6.12 4.L: <br /> Il 4.f8 7.14 il.11 t?.65 30.33 ::� 2'S 3?3 3.61 3.95 3?b <br /> i2 db9 7.Er7 1?.i0 _1.:3 43.i5 __. _-J 3.I2 3.69 3.80 S.O6 <br />