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G. MOUND SLOPE WIDTH & LENGTH Landslope > 1% slope (landslope greater than 1%) over 1 1. Downslope absorption width = absorption width (F) }ti's,(,�1 F... v 6"Topsoil minus rock layer width (D2) (,�{, r tclean sana(SZR ft- 10 f - � } f. _ > t- 1 J ft partition Zig f[ Restrict/ng Layer Upelopie�WldNt(G2d) Rock�Wldth(D2) Do-iope Widkh(C2i) 2. Calculate mound size '' it UPSLOPE a. Depth of clean sand fill at upslope edge of Abw[yt)on Width-Sand(F) rock layer = 3 ft minus the distance to restricting layer (C1) 3 ft - ft = 1, 0 ft b. Mound height at the upslope edge of rock D-34: SLOPE MULTIPLIER TABLE layer = depth of clean sand for separation (G2a) Land UPSLOPE DOWNSLOPE Sloe multipliers for various multipliers for various slope ratios sl at upslope edge plus depth of rock layer (1 ft) in ope ratios plus depth of cover (1 ft) 3:1 4:1 51 6:1 7:1 8:1 3:1 4:1 5:1 6:1 7:1 /'w ft + Ift + 1ft = 7, 0 ft 0 3.0 4.0 5.0 6.0 7.0 8.0 3.0 4.0 5.0 6.0 7.0 c. Upslope berm multiplier based on land slope 1 2.91 3.85 4.76 5.66 6.54 7.41 3.09 4.17 5.26 6.38 7.53 (see figure D-34) 2 2.83 3.70 4.54 5.36 6.14 6.90 3.19 4.35 5.56 6.82 8.14 d. Upslope width = berm multiplier (G2c) times 3 2.75 3.57 4.35 5.08 5.79 6.45 3.30 4.54 5.88 7.32 8.86 4 2.68 3.45 4.17 4.84 5.46 6.06 3.41 4.76 6.25 7.89 9.72 upslope mound height (G2b): 5 2.61 3.33 4.00 4.62 5.19 5.71 3.53 5.00 6.67 8.57 10.77 � X - ft = v ft 6 2.54 3.23 3.85 4.41 4.93 5.41 3.66 5.26 7.14 9.38 12.07 DOWNSLOPE 7 2.48 3.12 3.70 4.23 4.70 5.13 3.80 5.56 7.69 10.34 13.73 e. Drop in elevation = rock layer width (D2) times 8 2.42 3.03 3.57 4.05 4.49 4.88 3.95 5.88 8.33 11.54 15.91 percent landslope (C5) -l- 100 9 2.36 2.94 3.45 3.90 4.30 4.65 4.11 6.25 9.09 13.04 18.92 ft x ` 7 % T 100 = . -1' ft 10 2.31 2.86 3.33 3.75 4.12 4.44 4.29 6.67 10.00 15.00 23.33 f. Downslope mound height= depth of clean 11 2.26 2.78 3.23 3.61 3.95 4.26 4.48 7.14 11.11 17.65 30.43 sand for slope difference (G2e) at downslope 12 2.21 2.70 3.12 3.49 3.80 4.08 4.69 7.69 12.50 21.43 43.75 rock edge plus the mound height at the upslope edge of rock layer (G2b) ft + ft = ft g. Downslope berm multiplier based on percent land slop , (see figure D-34) - ?.� :i. Downslope width = downslope multiplier Upalope idth(G2d) ;G2g) times downslope mound height(G2f) +4i I ` f` x ft = D t'; ft Rock Bed i Ups ode Width(G2d) Width(D2) %'i Upslppe VJidth(G2d) Select the greater of G1 and G2h as the " Length(D3) = ft Downslope width: v ' ft Downslope Width(G2i),�_ft Total mound width is the sum of upslope f Absorption Width(F)� width (G2d) width plus rock layer width - i D2) plus downslope width (G2i) Total Length(G2k) S ft ft + ft+ ft = _� �' ft Total mound length is the sum of upslope width (G2d) )lus rock layer length (D3) plus upslope width (G2d) ft + ft + ft = feet Final Dimensions: � -i x hereby certify that I have completed this work in accordance with applicable ordinances, rules and laws. (signature) -' (license#) ''' ) (date)