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G. DOWNSLOPE D�WIDTH <br /> 1. If landslope is 3���more, subtract rock layer width from <br /> �;� adsorption width to obtain minimum downslope dike toe <br /> ,,: <br /> �2ft-��ft =_,L'�_feet <br /> 2 Calculate Minimum mound size based on geometery: <br /> a. Deternline depth of clean sand fill at upslope edge of rock <br /> layer: Separation 1. t� feet <br /> b. Multiply rock layer width by landslope � roor co�.� <br /> to determine drop in elevation; '� rooc Ro ea <br /> Slope Difference s•c'�"�'° r••` <br /> f V X_��o y 100 =��feet Slop• Dttterence et <br /> UDSIoDe W1Cllf <br /> c. Add depth:of clean sand for separation (2a) -�-teet Ro�k e�a w,a�n <br /> at upslope edge,depth of rock layer (1 foot) to depth of �r�et Downslo e w,a�� <br /> cover (1 foot) to find the mound height at the upslope edge reet <br /> of rock layer; <br /> 1•o ft + lft + lft= 3. � feet <br /> d. Enter table with landslope and upslope dike ratio. <br /> Select dike multiplier of 3 •3 3 <br /> e. Muldply dike multiplier by upslope mound height <br /> to find upslope dike width: 3,3� x�_ __/� feeE <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 /> -�,o ft + . �� ft= 3,S feet <br /> '�,�t. , 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: 3-S x �.� _��feeE <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 /> Ly- feet : <br /> . _. <br /> , upsio�.a�ain <br /> j. Total mound width is the sum of -1�r..i <br />� upslope dike (G.2e) width plus rock � go�k o.a w,at� <br /> layer width (D.2) plus a �o��000'w�a�� 'J�L t„4 UDiI 0�MIOI <br /> downslope dike width(G.2i)� 3 �- �eet �teet <br /> la ft + �ft + l� ft = �_ feet � <br /> k. Total mound length is the sum of °°'"°S�°°°"�°`° <br /> �1�ieet <br /> upslope dike width (G.2e) plus rock layer <br /> length (D.3) plus upslope dike width (G.2e); I ' ' <br /> ��ft + � _ ft + �_ft = �_ feet <br /> ) D t �' � 1 � _ � I Totel lenpt� <br /> own ope ps ope <br /> 3:l l:l 5:7 G1 7:1 3:1 4:1 5:1 SI 7:l 8:1 <br /> x.lope <br /> 0 3.0 l0 5.0 6.0 7.0 3.0 4.0 5.0 60 7.0 8.0 <br /> 1 3.W 1.17 526 638 753 291 3.fli 1.76 S.fb 6S/ 7.1] <br /> 2 3.19 �35 556 Gffi 8.1� 283 3.70 �51 536 Gl� 6.40 <br /> 3 330 45� 586 732 8.86 2T� 3S7 �35 5.08 5.79 6.15 <br /> M � 3.11 1.96 625 7.89 9.T1 268 3.15 t.17 �.84 5.�6 6.06 <br /> �';''�`�• 5 353 S.W 66� 857 ]OTJ 261 333 {.00 1.62 5.79 571 <br /> � <br /> �� 6 3.66 516 7.1� 9.3a 12Q7 Li4 32) 3.85 L�l �.93 5.�1 <br /> 7 »p 556 7.69 1034 1373 268 3.12 3.70 t13 l70 S.13 <br /> 8 3.95 5.88 B33 115{ 15.91 262 3.Q3 357 1.05 l.�9 !BB <br /> 9 l.11 6.?5 9.09 13.Ot 18.92 2.36 29/ 3.15 3.90 !30 4.65 <br /> ]0 {2g 667 10.0 15.00 233) 231 286 333 3.75 4.12 4A1 <br /> 11 �.48 7.If lt.il 17.65 30.11 2.26 276 3.21 3.61 3.95 41b <br /> �2 �/A 7.69 I250 21.13 d375 221 270 3.72 3.19 3.80 �.OB <br />