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G. DOWNSLOPE D�WIDTH <br /> 1. If landslope is�441 �more,subtract rock layer width from <br /> adsorption width to obtain minimum downslope dike toe <br /> at,.') ft- to ft = JO 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 1. feet <br /> b. Multiply rock layer width by landslope , re�c::ce..I. <br /> to determine drop in elevation; 1 foot R D e d <br /> Slope Difference Seperetlon tet <br /> lXt_%+100=_g feet Slope oltterenee _lam_ et <br /> UDs1oDe Width <br /> c. Add depth of clean sand for separation (2a) feet <br /> -r p Roek Sea wlatn <br /> at upslope edge,depth of rock layer(1 foot) to depth of _1.0_feet Downslope width <br /> cover(1 foot) to find the mound height at the upslope edge -14- 1ee1 <br /> of rock layer, <br /> /• S�ft+ ift+ ift= -.3. feet <br /> d. Enter table with landslope and upslope dike ratio. <br /> Select dike multiplier of 3 .a� <br /> e. Multiply dike multiplier by upslope mound height <br /> to find upslope dike width: 3.13 x 3• f = I ) 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(20 to find the downslope height; <br /> �.S ft+ to ft = 9.) feet <br /> g. Enter table with landslope and downslope dike ratio. <br /> Select dike multiplier of -5', a 1, <br /> h. Multiply dike multiplier by downslope mound height <br /> to get downslope dike width: •-a+- x L4, 1 _ 1.;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;feet <br /> : :: <br /> {� . upslope Mldtns.<>. . {.,••,,.�`�'{ �:;•; s <br /> Total mound width is the sum of °` f •t {$ ` <br /> upslope dike(G.2e) width plus rockwletn <br /> fug.f.a <br /> UDt10 <br /> layer width (D.2)plus ` <br /> v a w10th UD�IOD• w�0 <br /> downslope dike width(G.2i); o } # , . {} `° <br /> _eft+_eft+�..ft= <br /> feet r <br /> k. Total mound length is the sum of <br /> reel y3 pD.vnelup.lost} j <br /> upslope dike width (G.2e)plus rock layer <br /> length (D.3) plus upslope dike width (G.2e); <br /> i_ft + _3i ft +i_ft = y_ feet <br /> a,a. + a-� a 0 <br /> Total LOMlith <br /> VOWZWOPC tj Pslope <br /> 3:1 L1 5:1 &1 7:1 3:1 4:1 5:1 &1 7:1 8:1 <br /> % <br /> 0 3.0 Lo 5.0 60 7.0 3.0 4.0 5.0 &0 7.0 8.0 <br /> 1 309 4.17 526 01,311 733 2.91 3.85 4.76 5.66 651 7A1 <br /> 2 3.19 435 S34 6.82 A14 2.81 3.70 454 S36 614 6.90 <br /> 3 330 436 &U 732 8.86 2.75 337 4.35 SAI 5.79 6AS <br /> 4 3A1 478 635 7.89 9.72 2.68 US 4.17 4.84 5.46 6.06 <br /> S 333 667 857 1077 2.61 33L 4.00 4A 5.19 5.71 <br /> A Me 71L 9,1 12.07 234 _'+3�2}) 3.85 4.41 4.93 SAI <br /> 7 3.10 6,66 7.19 1014 1373 148 12 3.70 421 4.70 5.13 <br /> 133S Sig 833 113415A 142 3.01 337 4.05 4.49 4A8 <br /> 9 411 L25 9.09 13.06 1892 236 1% 3.45 3.90 430 4A5 <br /> 10 4.29 667 10.0 15.00 2333 231 186 331 3.71 4.12 4A4 <br /> 11 4A8 714 11.11 17.65 30A3 126 178 323 3.61 3.95 4.26 <br /> 12 4.61 7.69 1230 21A3 4375 1 121 170 3.12 3.49 3.80 40 <br />