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1 If lamislope is M., or more, t <br /> subtract rock layer width from adsorption wltflh ..- .a. .t <br /> to obtain minimum downslope berm toec Rock,l' <br /> (lean Sand <br /> 20 ft - _ ft = -_ /O__ feet rva� 6_Topsod <br /> 2 Calculate Minimum mound Size -- -- _ <br /> .� <br /> Determine depth of (- can sand fill at Width )-nslorcWidth <br /> upslope edge of rock layer: -- Roa Wide, A1norphon width <br /> Separatio» Y - 1 ft = a feet -_ -- _--- -- <br /> b. Add depth of clean sand for separation (2a) <br /> at upslope edge, depth of rock layer (1 foot) to depth of cover <br /> (1 foot) to find the mound height at the upslope edge of rock layer; <br /> 2 ft + 1 ft + 1 ft = L( feet <br /> c. Enter table with landslope and upslope berm upslope Width <br /> ratio. Select berm multiplier of A.21 i <br /> d. Multiply berm multiplier by upslope mound I Ups-lope Width o.9"!k �«-Rock Upslope Width Width <br /> height to find upslope berm width: a a•• <br /> fi . ..a. <br /> IA( x�__�,�feet <br /> e. Multiply rock layer width by 3 <br /> landslope to determine drop in elevation; Downslope Width <br /> 16 o Absorption Width__ <br /> x_�/o- 100 = 1 feet ► <br /> f. Add depth of clean sand for slope �---- - i <br /> difference (2e)at downslope edge, to Tota'zen& <br /> the mound height at the upslope edge <br /> of rock layer (2b) to find the downslope height; <br /> _ I ft+ V ft=--:L-feet <br /> g. Enter table with landslope and downslope berm ratio. Select <br /> berm multiplier of 340 e <br /> h. Multiply berm multiplier by downslope mound height to get <br /> downslope berm width: <br /> IS x S = /I feet <br /> BERM SLOPE MULT71"L.IER.S <br /> i. Compare the values of step G.1 10 - <br /> and Step G.2h 1i_ Land nowxSLAPE UPSLOPE <br /> Select the greater of the two values as the <br /> Slope-% °emb�ratim bum ' r°�"�°'� <br /> downslope berm width; <br /> I feet ��� -�rarm <br /> j. Total mound width is the sum of 3 4 5' 4:1 501 671 7 -1 <br /> upslope berm (G-2d) 0 3.o 4.0 5.0 6.0 7.0 3.0 4.0 5.0 6.0 7.0 8.0 <br /> width plus rock layer width (D.2) ' 309 4.17 5.26 6.38 7.53 2.91 3.85 4.76 5.66 6.54 741 <br /> plus downslope berm width(G2i); 2 319 4 35 5.56 6.82 8.14 2 83 370 4.54 5.36 6.14 690 <br /> 3 330 4.54 5.88 7.32 8.86 2.75 3 57 4.35 5.08 5.79 645 <br /> 9-a ft + 10_ ft + Ig ft = 3 x feet 4 3 41 4 76 6.25 7.89 972 2 6E 145 5 4.17 4.84 5-46 6 <br /> 06 <br /> k. Total mound length is the sum of upslope s 3 53 500 6.67 8.57 10.77 2.61 3.33 4.00 4.62 5.19 5 71 <br /> berm width (G.2d) plus rock layer length (D.3) 6 366 5 26 7 14 9.38 12.07 2 w 3.23 3.85 441 4.93 541 <br /> plus upslope berm width (G.2d); 7 3.80 5.56 7.69 10.34 13.73 2.48 312 3.70 4.23 4.70 5 13 <br /> 10 ft + SO ft + 10 ft = _7 feet 8 395 5 88 8.33 11.54 1591 242 3.03 3.57 4.05 449 488 <br /> 4 11 6 25 909 13.04 1892 2 36 294 3.45 3.90 4 30 4 65 <br /> 111 4 29 667 1000 15.00 23.33 2.31 2 86 3.33 3.75 4 12 444 <br /> Final Dimensions: li 44h 714 11.11 17.65 W43 726 27> 323 3.61 395 <br /> y� X <br /> 4(.9 769 12.50 21 43 4175L-221 2 70 1 12 3.49 3.80 408 <br />