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G. DOWNSLOPE I��WIDTH <br /> 1. If landslope is�6 �aiore, subtract rock layer width from <br /> adsorption width to obtain rninimum downslope dike toe <br /> �L•� ft-�_ft =_1�,_feet <br /> 2. Calculate Minimum mound size�baseci on geometery: <br /> a. Deternune depth of clean sand fill at upslope edge of rock <br /> layer: Separation /•� feet <br /> b. Multiply rock layer width by landslope ' '°°` c°�•� <br /> to deternune drop in elevation; � root Ro so <br /> Slope DiffeJ'CttCe ssperet�on 't��t <br /> �e X (o %y 100 = •:�- feet S�o�e o�trerence _•4-_ e� <br /> UDsIoDe WIGt� <br /> c. Add de th of dean sand for se aration (2a) ��-teet <br /> P P Rock eea wic�n <br /> at upslope edge, depth of rock layer (1 foot) to depth of �1Z feet DownsloDe WIGtn <br /> cover (1 foot) to find the mound height at the upslope edge � �eet <br /> of rock layer; <br /> 1.�' ft + lft + lft= 3.5' feet <br /> d. Enter table with landslope and upslope dike ratio. <br /> Select dike multiplier of 3.�� <br /> e. Multiply dike multiplier by upslope mound height <br /> to find upslope dike width: 3..; x 3.�� _� 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 /> 3•S ft+ _�ft = �1-I feet <br /> g. Enter table with landslope and downslope dike ratio. <br /> Select dike multiplier of S.a � <br /> h. Multiply dike multiplier by downslope mound height <br /> to get downslope dike width: 5���. x 4. I = a,a feeE <br /> i. Compare the values of step G.1 and Step G2h Select the <br /> greater of the two values as the downslope dike width; �.� <br /> � <br /> ��� eet ;uosiooe N,a�n <br /> j. Total mound width is the sum of � �•�� 1 <br /> upslope dike (G.2e) width plus rock � ;. j <br /> ROCK�� WIOtl1 <br /> %��_ f��t <br /> layer width (D.Z> �J�LIS " UDSIODe WI�I� UDSlopa W�a�� <br /> downslope dike width(G.Gl�� 3 --�-�- teet ��/eet <br /> � � ft+_�ft + _�ft = �� 3 feet � ' <br /> k. Total mound length is the sum of °°zs-z°°°"'°`" ' <br /> raet <br /> upslope dike width (G.2e) plus rock layer <br /> length (D.3)plus upslope dike width (G.2e); <br /> 11 ft+ �ft + l�ft = �Zfeet <br /> �a -�- s.r a- �Z 7 g 5� <br /> rote�Lenptn <br /> own ope ps ope <br /> 3:1 l•1 5:1 &1 7:1 3:1 4:1 5:1 61 7:1 8:1 <br /> 9G alope <br /> 0 3.0 l0 5.0 6.0 7.0 3.0 4.0 5.0 GO 7.0 8.0 <br /> 1 3.09 t17 526 6.38 753 291 3.8.i 4.76 5.66 6.5� 7.41 <br /> 2 319 l.35 556 6.ffi 8.16 2.83 370 456 536 S14 6.40 <br /> 3 330 451 5.88 7.32 8.86 2T 357 4.35 5.08 5.:9 6A5 <br /> 4 3A1 l76 6.75 7.89 9.T1 26B 3.i5 �.17 6.8� 5.16 6.Q6 <br /> 5 353 5.00 667 8S7 10.77 261 3.33 4.00 4.62 5.19 5.71 <br /> 6 3.66 S1b 7.1� 938 1207 256 3.Zi 3.85 l�l 6.93 S.tl <br /> 7 3�0 556 7.69 1034 13.93 2d8 3.t2 3.70 a23 6.70 5.13 <br /> 8 3.95 SB8 833 1156 15.91 242 3.Q3 357 t.05 4.49 6.88 <br /> 9 l.11 6.?5 9.09 13.Od 18.92 236 294 3.45 3.90 d.30 4b5 <br /> 10 �19 6.67 l0A 15.00 2333 231 286 333 3.75 4.12 4.6d <br /> 11 4A8 7.14 11.11 17.65 30.17 2.2b 278 323 3.61 3.95 6?b <br /> 72 l.69 7.69 1250 21.43 d3.75 Z21 270 3.12 3.49 3.80 4.08 <br />