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t <br />2. <br />DOWNSLOPE DIKE WIDTH <br />If landslope is 31/1c or more, subtract rock laver ti`�idth from <br />adsorption width to obtain minimum downslope dike toe <br />_ ft _ -- ft = _._ feet <br />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 - loct <br />to determine drop in elevation; <br />Slope Difference eDerot ion _ feet <br />x °% 100 = feet <br />UpslOpe w10t��----�.`� <br />c. Add depth of clean sand for separation (2a) reel <br />Rock Bed width <br />at upslope edge, depth of rock layer 0 foot) to depth of <br />cover 0 foot) to find the mound height at the upslope edge <br />of rock layer; <br />ft + ift + Ift = feet <br />d. Enter table with landslope and upslope dike ratio. <br />Select dike multiplier of <br />e. Multiply dike multiplier by upslope mound height <br />to find upslope dike width: x - 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 />_____- ft + _ ft = -feet <br />g. Enter table with landslope and downslope dike ratio. <br />Select dike multiplier of <br />h. Multiply dike multiplier by downslope mound .height <br />to get downslope dike width: . x feet <br />i. Compare the values of step G.1 and Step G.211 Select the <br />greater of the two values as the downslope dike width; <br />feet - ---- <br />I loot R <br />Slop• Difference -'Ir"t <br />DOwhSloDe width <br />feet <br />UDe14Da wloln <br />j. Total mound width is the sum of <br />upslope dike (G.2e) width plus rock RDDk odd width <br />layer width (D.2) plus 1pSIDDe wldln - feet <br />downslope dike width(G.2i); 9 I feet <br />__.. ft + ft + - ..-_.. ft = ._ - feet <br />k. Total mound length is the sum of Down4l DDe w1Dtn <br />upslope dike width (G.2e) plus rock laver <br />length (D.3) plus upslope dike width (G.2e); <br />ft + ft + ft = feet <br />_. <br />3.1 <br />4.1 <br />owns ope <br />51 <br />T <br />61 <br />7! <br />31 <br />4.1 <br />'Ps u�(`pe- <br />51 <br />61 <br />71 <br />8.1 <br />C <br />1 <br />3.0 <br />40 <br />50 <br />6.0 <br />7.0 <br />30 <br />4.0 <br />50 <br />6.0 <br />7.0 <br />an <br />7 <br />3 <br />3 M <br />].1V <br />3.30 <br />k.0 <br />VS <br />4S4 <br />S.26 <br />5.k <br />5.86 <br />6 J.6 <br />o.82 <br />7J2 <br />: _il <br />It <br />A,86 <br />.91 <br />:83 <br />2.75 <br />3 9S <br />3.70 <br />357 <br />{ %h <br />4.54 <br />4.35 <br />5.36 <br />5.06 <br />6.sf <br />6.14 <br />S.19 <br />7 41 <br />6,90 <br />4 <br />5 <br />3A1 <br />4.76 <br />6.25 <br />7.39 <br />9.72 <br />169 <br />3.45 <br />4.17 <br />4.94 <br />5.46 <br />6,45 <br />646 <br />4 <br />3S3 <br />366 <br />5.0o <br />S,26 <br />6.67 <br />7.14 <br />IS, <br />9.38 <br />10:? <br />12.07 <br />2.61 <br />2.54 <br />3.13 <br />3 23 <br />4 00 <br />3.85 <br />4.62 <br />5.19 <br />S.71 <br />7 <br />8 <br />3A0 <br />3.95 <br />536 <br />7e <br />1034 <br />1373 <br />244 <br />312 <br />3.70 <br />4.41 <br />4.13 <br />4.93 <br />4.7D <br />5.41 <br />5.13 <br />9 <br />5.88 <br />8x <br />I114 <br />1591 <br />242 <br />.3 to <br />357 <br />4.06 <br />4.49 <br />4A8 <br />l0 <br />4.11 <br />429 <br />6.25 <br />667 <br />909 <br />100 <br />13,04 <br />1 S o0 <br />1892 <br />7331 <br />2.36 <br />Ili <br />2.94 <br />2 8e <br />3.4S <br />3.33 <br />390 <br />37.5 <br />4.30 <br />465 <br />II <br />12 <br />4.48 <br />714 <br />11.11 <br />17.65 <br />3043 <br />2.2e <br />173 <br />3,23 <br />361 <br />4.12 <br />39.5 <br />4.N <br />426 <br />4.69 <br />769 <br />1250 <br />2143 <br />437i <br />2.2: <br />270 <br />3.12 <br />30 <br />3.80 <br />408 <br />uDu9De .+tarn <br />feet <br />64 <br />