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G. DOWNSLOPE DII�WIDTH <br /> 1. If landslope is 3% or more,subtract rock layer width from <br /> �`�� adsorption width to obtain minimum downslope dike toe <br /> �L•rl ft-�t� ft =�''�feet <br /> 2. Calculate Minimum mound size based on geometery: <br /> a. Determine depth of clean sand fill at upslope edge of rock <br /> layer: Separation �_feet <br /> b. Multiply rock layer width by landslope � teo�'co�.� <br /> to determine drop in elevadon; : f o o t R o e a <br /> Slope Difference s•v'�""`" i••` ' <br /> Ip X %y 100 =_� feet SIoD• DlYisrenee _,..� et <br /> _1__� � UDslope WIdtD <br /> c. Add depth of clean sand for separation (2a) 1-�feet Rock 8eC WfGtA <br /> at upslope edge, depth of rock layer (1 foot) to depth of �leet DownsloDe WfOt� <br /> cover (1 foot) to find the mound height at the upslope edge �1e°` <br /> of rock layer; <br /> Lc�ft + lft+ lft= 3,O 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: ?.o x �3'��, =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,o ft+ ..� ft= 3.� feet <br /> �� g. Enter table with landslope and downslope dike ratio. <br /> ` � Select dike multiplier of S• o <br /> h. Multiply dike multiplier by downslope mound height <br /> to get downslope dike width: S,� x 3,�. _�_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; - a o(_ <br /> t� feet ' �o��oo.N;at� ' ; ; <br /> j. Total mound width is the sum of -ls�-t•�t <br /> upslope dike (G.2e) width plus rock : ap�k e.a W�a�� <br /> layer width (D.2) plus ` . �o �I�,�;`••` ' <br /> e � ucs p� ,i.tn uos��e�e1n <br /> downslope dike width(G.2i); 3 ��L <br /> 0 <br /> _Lft+ /o ft + �_ft = _� feet � , <br /> � DOwn510De N10t11 ' �. �' �' <br /> k. Total mound length is the sum of ', ; � fee� '< <br /> �_ . __; :. ! _; ; <br /> upslope dike width (G.2e) plus rock layer <br /> length (D.3) plus upslope dike width (G.2e); <br /> �ft + /p0 ft +�_ft = ao feet <br /> � 4! f loc� fi 1K )3� l3<. <br /> 7otetLanptn <br /> own ope ps ope <br /> 3:1 l•1 5:1 6:1 7:1 3:7 4:1 5:1 &1 7:7 8:7 <br /> L�bpe <br /> 0 3A l0 SA GO 7.0 3.0 1.0 5.0 60 7.0 8A <br /> 1 3.09 1.17 5.7b 638 753 291 3.Si 4.76 5.66 651 7.t] <br /> 2 3.19 l35 5.56 Gffi B.1� 283 3.70 454 536 614 6.90 <br /> 3 330 451 59A 732 8.86 275 357 135 S.� 5.79 6.15 <br /> " : 4 3A1 � 6.75 7.89 9.T! 268 3.15 f.17 l8� S.f6 6A6 <br /> , ,�+� 5 __3b3 .00 667 __B�__ _lOTI - --Z61__..__C�1� �.00 f.62 5.19 571 <br /> <` 6 3� - 7.1� 936 1207 254 3S! 3.&S l.41 f.93 5.�1 <br /> 7 3�0 556 7.69 103� 1373 2.d8 3.12 3.7D 113 L70 5.13 <br /> 8 3.% 5.66 b33 115� 15.91 242 3.Qi 357 1.n5 4.�9 �.88 <br /> 9 4.11 6.25 9A9 73.0� 18.92 7�6 24t 3.15 3.90 �30 4b5 <br /> 10 429 667 t0A 15.00 Z333 231 286 333 3.75 t.12 4A4 <br /> il 4Ad 7.14 il.i] 17,65 30.�3 2.26 276 3.23 3.61 3.95 41b <br /> �2 4,y➢ 7,69 IZSO 21.d3 4375 Z21 270 3.12 3.49 3.80 4.08 <br />