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i <br /> DOWNSLOPE DIKE WIDTH � ^�+c i-, t <br /> 1. If landslope is 3% or more, subtract rock layer width from <br /> adsorption width to obtain minimum downslope dike toe <br /> ,L-.Z ft-/_ 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 : 3 ft-/.5;' _ /, S feet , <br /> b. Add depth of clean sand for separation (2a) .0 t root ao ea <br /> I root cover <br /> at upslope edge, depth of rock layer (I foot) <br /> to depth of cover (1 foot) to find the Separation �S rs.c <br /> mound hei ht at the upslope ed a of rock siooe oitferenc c <br /> g � $ Upslo0e wlotn <br /> .5 ft + lft + ift = 3, 5�feet -.4r.feet Rock Bea MOM <br /> c. Enter table with landslope and upslope dike ratio. Via_feet oowno r `" <br /> a <br /> Select dike multiplier of -�S'S <br /> d. Multiply dike multiplier by upslope mound height <br /> to find upslope dike width;�x 3.,1 _ 1 Z feet <br /> e. Multiply rock layer width by landslopto determine drop <br /> in elevation; Slope Difference <br /> L_x q % -t- 100 =0-4-/ feet <br /> f. Add depth of clean sand for slope difference (2e) at <br /> downslope edge, to the mound height at the upslope edge <br /> of rock layer (2b) to find the downslope height; <br /> 3"s ft +_d, ft = 3=y feet <br /> g. Enter table with landslope and downslope dike ratio. <br /> Select dike multiplier of 7� <br /> h. Multiply dike multiplier by downslope mound height (2f) <br /> to get downslope dike width:�(;L x 3.9 = A,6' 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 /> -feet `�q <br /> j. Total mound width is the sum of "+,ctn <br /> upslope dike (G.2e) width plus rock <br /> layer width (D.2) plus <br /> downslope dike width(G.2i); 3 uis�e�eC^ <br /> ft + /�_ft + ft = � �_ feet <br /> k. Total mound length is the sum of ►- oown'loo:wlcln <br /> upslope dike width (G.2e) plus rock layer ..feet <br /> length (D.3) plus upslope dike width (G.2e); <br /> r ft + ft + 1zft = _ feet <br /> 3-6- 4- 1 13 # <br /> �(U Total LMgtn 73 <br /> t owns ope PS Pa <br /> 11 LI 51 6cl 7:1 it 11 5.1 61 7:1 11 <br /> xWapt <br /> 0 ]A 4.0 S.0 6.0 7.0 10 4.0 SA 6.0 7.0 <br /> l llp 4.17 5.:6 636 7.52 2.91 3.65 4.76 S." 6.556 7.11 <br /> I 3.19 635 5Z6 6.412 616 536 616 6.90 <br /> L 330 5.66 732 666 US 435 5.06 5.79 GAS <br /> 3.61 %6J 6.� 7.69 9.72 165 3.65 4.17 4J4 J." � <br /> 5 3S3 5.00 4.J 657 10.77 2.61 `--In 4.00 4.62 4.19 SA <br /> 6 346 5.26 7.11 936 17X 256 122 3.65 tat 4.93 SAI <br /> 7 3410 556 7.691036 OJ3 LU 112 2.70 4Z 4ae S.13 <br /> b G26 <br /> 6 3.95 S." 617 11 1 15.91 LQ I.03 3S7 <br /> 9 630 Gib <br /> 1.11 6.75 9.09 13.06 1692 L36 L94 3.65 3.90 <br /> 10 1-9 4.d 10.0 15.00 2333 Lal L66 333 175 4.12 1M <br /> It 1.11 714 11.11 1765 30.13 226 L76 332 3.61 L95 416 <br /> 12 1.dD 7 erg 1750 21.0 U.75 221 L70 3.12 3.19 3jo Gb <br />