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1 � <br /> G. DOWNSLOPE DIICE WIDTH <br /> 1. If landslope is 3% or more,subtract rock layer width from <br /> adsorption width to obtain minimum downslope dike toe <br /> �Zft-Lv ft =_�7 feet <br /> 2. Calculate Minimum mound size based on geometery: <br /> a. Detemune depth of clean sand fill at upslope edge of rock <br /> layer: Separation �,�.�feet <br /> b. Multiply rock layer width by landslope � reoc co�.� <br /> to detennine drop in elevation; � rooc ao ea <br /> Slope Diffel'811Ce ssoerot�oe te�t <br /> �X-�%y 100=�_feet siev� ott��renes _� et <br /> ws�ove w�a�n <br /> c. Add depth of clean sand for separation (2a) �-�-reEt R,�k eea w,o�n <br /> at upslope edge,depth of rock layer(1 foot) to depth of JQ_leet oow�5,00e w,at� <br /> cover(1 foot) to find the mound height at the upslope edge �-reet <br /> of rock layer; <br /> I•S ft+ lft+ lft= 3.� feet <br /> d. Enter table with landslope and upslope dike ratio. <br /> Select dike multiplier of 3.S� <br /> e. Multiply dike multiplier by upslope mound height <br /> to find upslope dike width: �.� x 3•S� _�_ 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= 3.K feet <br /> g. Enter table with landslope and downslope dike ratio. <br /> Select dike multiplier of 4.Sy <br /> h. Multiply dike multiplier by downslope mound height <br /> to get downslope dike width: �.� x 4.5�1 =,�Z 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 /> I�1 feet F � �os�oo.w,at� <br /> j. Total mound width is the sum of ` �--►••t , <br /> lus rock �><::>::'::::»�::::::>:::: <br /> ....... :;: .... . .... :, : <br /> upslope dike (G.2e)width p «::<:,;:»:<:»>:».:> P <br /> � .� :. R cK0 0 WIOID � : . . :i <br /> . ; <br /> . ��.. . .. . � .-_. <br /> layer width (D.2)plus a �o��op.w�at� 1° "" �o��e�f1� <br /> downslope dike width(G.2i); o �`••` , , <br /> �ft+�ft+�_ft= �_feet � � : :.; <br /> ...:. <br /> k. Total mound len is the sum of � oow�s�oo�v+�atn , <br /> � • : � <br /> teet <br /> upslope dike width (G.2e)plus rock layer � ; <br /> � _ . <br /> length(D.3)plus upslope dike width (G.2e); < <br /> ��ft+��ft+ la ft= qa feet � � <br /> ,.,.:. �. , , , <br /> _ <br /> _ <br /> 1� + to� -�- i �t �o a �a <br /> 7otei�anqtn JOa_ <br /> wn ope �ps ope <br /> 3:1 L-1 $I 6:1 7:1 3:1 3:1 5:1 41 i:] 8:1 <br /> 9G alope <br /> 0 3A lA 5.0 60 7.0 3.0 6.0 5.0 60 7.0 B.0 <br /> I 3A9 �.17 a?b 638 753 291 3.bi 4.76 �.66 654 7.61 <br /> 2 3.19 13i a36 6S! 8.t3 2.5i ..3�_ 456 536 613 6.90 <br /> 3_ 330 .,'� ' a.86__.__ 7.32 6.86 2i� ' 3��� 4.35 S.OB 5.:9 6.G <br /> 4 ��---.__. 3AI .. ��.176 �\ 68 7.89 ...- -9.72 - 26d. ._.-�3.ii� �19 t.86 5.46 6A6 <br /> 5 353 5.00 667 8�7 ]O.TI 26l 333 4.00 f.62 �.19 i71 <br /> 6 3�6 5.?b 7.14 938 12Q7 2�4 3.Zi 3.SS l41 6.93 5.�7 <br /> 7 3b0 5�6 7.69 1034 1373 2i4 3.12 3.7D 623 ii�D 513 <br /> 8 3.% 5.88 833 1156 iSAl 232 3.Gi 357 �.GS 4.49 dB8 <br /> 9 �.11 6.75 9.09 13A6 18.92 230 29C 3.G5 3.90 630 dbi <br /> 10 �19 667 IOA I5.00 2333 2..i1 28b 333 3.75 412 4.44 <br /> 11 4.�8 7.14 Il.il 17.65 30.33 2.25 27S 313 3.61 3.% 4?b <br /> I2 4b9 7.69 1250 2t.d3 43.75 ZZl 2:� 3.12 3.49 3.80 a.06 <br />