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` �G. DOWNSLOPE I��WIDTH <br /> 1. If landslope is�o �aiore,subtract rock layer width from <br /> adsorption width to obtain minimum downslope dike toe <br /> a�.� ft-�_ft=_��,feet <br /> 2. Calculate Minunum�mound size based on geometery: <br /> a. Determine depth of clean sand fill at upslope edge of rock <br /> layer: Separation �.0 feet <br /> b. Multiply rock layer width by landslope :r rno� co�.� <br /> to determine drop in elevation; t feot Ro e0 <br /> Slope DiffCI'Bt2CE S�peraUon t��t S <br /> �_X�%y 100 = •J' feet s�oD• o�tt�renee 1� et <br /> u�siope wia�n <br /> c. Add depth of clean sand for separation (2a) �O r°°t Rock Bea WIOt� <br /> at upslope edge,depth of rock layer (1 foot) to depth of �o �e�t DownsloDe WiCtn <br /> cover (1 foot) to find the mound height at the upslope edge --�-�eet <br /> of rock layer; <br /> /-D ft+ lft + 1ft= 3,c� feet <br /> d. Enter table with landslope and upslope dike ratio. <br /> Select dike multiplier of 3.3�� <br /> e. Multiply dike multiplier by upslope mound height <br /> to find upslope dike width: 3•3� x -;.c =1�' 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. 0 ft+�!ft =�_feet <br /> g. Enter table with landslope and downslope dike ratio. <br /> Select dike multiplier of _S.t� <br /> h. Multiply dike multiplier by downslope mound height <br /> to get downslope dike width: .�_x -i� _�_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; _ $�� _ <br /> �� feet �o:�o .w;a�� <br /> j. Total mound width is the sum of �-�••t ' ' <br /> upslope dike (G.2e) width plus rock rtpck e�a wiatn <br /> ; ; <br /> ��r..t <br /> layer width (D.2� Pill$ a uos-LS�.r��t^ UD�1QDe eleU <br /> downslope dike width(G.2i); o <br /> Lo ft+ �ft + � � ft = �u feet � � , <br /> � <br /> k. Total mound length is the sum of �� Downslope Wiatn <br /> ! 1.c._raa� ; ' <br /> upslope dike width (G.2e) plus rock layer <br /> length (D.3) plus upslope dike width (G.2e); j '' < ' <br /> i o ft+ c�_ft+ �o ft= �feet <br /> i � -r La +- �� 9� � -�� - <br /> roteiLanptn <br /> own ope ps ope <br /> 3a �i s:i �:i r.i a:� 4a s:i 6i �a as <br /> 7G�ope <br /> 0 3A LO 5.0 6.0 7.0 3.0 4.0 5.0 60 7.0 8A <br /> 1 3.W 4.17 526 638 753 291 3.85 4.76 5.66 6S1 7A1 <br /> 2 3.19 l35 556 6.82 8.1� 2.83 3.70 45� 536 611 6.90 <br /> 3 330 L51 Sd6 732 8.86 275 357 435 5.08 5.79 6.15 <br /> 4 3A1 L76 6.75 7.59 9.72 26B 3.14� 4.17 LM 5.16 6.06 <br /> 5_ 353 ( 5.00; 6b7 4.57 1077 261 �33� �.00 4.62 5.19 5.71 <br /> 6 366 S.�b 7.11 938 1207 2.54 3.Zt 3.d5 L41 �.93 SAI <br /> 7 3�0 556 9.69 1034 1377 ZId 3.12 3.70 l21 l70 5:13 <br /> 8 3.95 Sd6 63'i 1134 15.91 242 3.m 357 LCb 1.{9 4.88 <br /> 9 4.11 6.75 9.09 13A4 18.92 736 24/ 3:15 3.90 t30 465 <br /> 10 �Z9 6b7 l0A 15.00 1333 231 286 333 3.75 t12 4A4 <br /> 11 4A8 7.14 Il.�] 17.65 30.43 2.2b 27E 3.73 3.61 3.95 41b <br /> �2 4,(A 7.b9 1250 21A3 4375 221 270 3.12 3.49 3.80 4.08 <br />