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' G. � DOWI�TSLOPE D� WIDTH <br /> 1. If landslope is3�fi��more, subtract rock layer �vidth from <br /> � adsorption width to obtain minimum doiti-nslope dike toe <br /> -_ �L, ft -�ft = �_feet <br /> 2 Calculate Minimum mound size based on geometery: <br /> a. Deterrnine depth of clean sand fill at upslope edge of rock <br /> layer: Separation 1. 4� feet <br /> b. Multiply rock layer width by landslope ' f°°` c°"•� <br /> to determine drop in elevation; � rooc Ro eC <br /> Slope Difference s"v'�'t,'° r..t <br /> �C� X ,� �o= 1�0 - � J feet Slop� Dliference _� et <br /> - u�siove wiatn <br /> c. Add de th of clean sand for se aration (2a) ►? feet <br /> P P Rock aea w�atn <br /> at upslope edge, depth of rock layer (1 foot) to depth of _152-feet Down5loDe WfOin <br /> cover (1 foot) to find the mound height at the upslope edge �1e01 <br /> of rock layer; <br /> )_ � ft + Ift+ lft= 3• K feet <br /> d. Enter table with landslope and upslope dike ratio. <br /> Select dike multiplier of 3•3 3 <br /> e. Multiply dike multiplier by upslope mound height <br /> to find upslope dike width: 3- � x 3.3 5 =�_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 /> �.� ft + . �� ft= y .� feet <br /> � g. Enter table with landslope and downslope dike ratia <br /> '� Select dike multiplier of 5.c� <br /> h. Multiply dike multiplier by downslope mound height <br /> to get downslope dike width: y,3 x s'. � _�feet <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; g,� ' <br /> a� feet > . ... .<:. <br /> ;; <br /> -�� _....__.UpsloDs Mtatn _.:::: ` : . : <br /> j. Total mound width is the sum of �-feet <br /> u slope dike (G.2e) width plus rock � : �,�K o.,W,al� <br /> P . _ .:.....': io,��x� r..i ' <br /> layer width (D.2) plus e UDSIODo w�atn UDf1oD�M1Ctf1 <br /> � �Z feet _1�teet <br /> downslope dike width(G.2i); oy; <br /> � ;; ` ; , <br /> �ft + lo ft + aa ft = �� feet � ; <br /> k. Total mound length is the sum of � ; °o a5a°°e1`" <br /> upslope dike width (G.2e) plus rock layer <br /> length (D.3) plus upslope dike width (G.2e); ' . � <br /> 1� ft + (�� ft + �_ft = �'� feet <br /> aa ,- � � - a� � � a i� a <br /> TotelLenptn <br /> own ope �ps ope <br /> 3:1 ll �:1 61 i:l 3:7 4:1 5:1 &1 7:7 8:1 <br /> 7G�lope <br /> 0 3A l0 �.0 6.0 7.0 3.0 4.0 5.0 60 7.0 SA <br /> 1 3.W ll7 5?n 638 7�3 2S1 3.8i d.76 5.66 6� 7.�7 <br /> 2 3.19 �35 SSb G62 S.li 2.63 3.7D d54 536 61� 6.9C1 <br /> 3 330 4i! �B8 732 &.b6 2T� 357 435 i.06 5.79 6.15 <br /> � { 3.11 l7 675 �.89 9.iZ -2.68 3.G5 {.17 6.b4 5.16 6.Od <br /> 5 353 S,Oqi 6�7 857 ]077 �61_�� d.00 4.62 5.19 5�'1 <br /> 6 3b6 5?b 7.11 938 1207 � 75S 313 3.&5 6.11 4.93 5.41 <br /> 7 3b0 536 7.69 ]034 1373 2G3 3.12 3.TJ dS3 1.717 5.13 <br /> 8 3.95 SB8 833 11.Sd 15.91 2G2 3.m 3S7 l.OS 4.49 !BB <br /> 9 �.I1 6.25 9.09 73.06 1fi.92 Z�o 296 3.65 3.90 d30 4.65 <br /> 10 !19 6b7 10.0 15.00 2333 2�1 286 333 3.75 1.12 4.Lf <br /> 71 t.�8 7.1t 71.11 17.65 30.t3 2.26 2-�8 3.23 3.61 3.95 d�b <br /> 12 t1H 7.69 1250 2i.63 d3.75 ??1 2TJ 3.12 3.49 3.@J d.08 <br />