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Landslope > 1% slope <br /> G. MOUND SLOPE WIDTH & LENGTH ' <br /> (iandslope greater than 1%) o��r 1' <br /> 1. Downslope absorption width = absorption width (F) , ,��, o�? �4��o�°'� � <br /> � � �� . ,. . 1 �� i 6"Topwll <br /> � � �S�; �t �. <br /> minus rock layer width (D2) ,_ �':, ' '.-' ' i�;""S`"d�h , ;;� _ _ <br /> „ . „ , <br /> ft p■t�Hon�h � <br /> �,4� , � ft- l� ft = _L2-- a�,��,�,g�,�. <br /> Up�b dlh(C2d) Aock dth(D2) �`�^�b dth(C21) <br /> h �� h <br /> 2,_ Calculate mound size <br /> UPSLOPE <br /> a. Depth of clean sand fill at upslope edge of Abeorytlon W1dth-Sand(F� <br /> rock layer = 3 ft minus the distance to restricting layer (C1) ��� <br /> 3 ft - a_� '-+ ft = /, � ft D-34: SLOPE MULTIPLIER TABLE <br /> b. Mound height at the upslope edge of rock <br /> layer = depth of clean sand for separation (G2a) L�,d UPSLOPE DOWNSLOPE <br /> Slo e multipliers for various multipliers For various <br /> at upslope edge plus depth of rock layer (1 ft) +�� S�oP<<��05 slope ratios <br /> plus depth of cover (1 ft) 3:1 4:1 s:� e;l �:� e:i 3:i a:i s:� s:i �:i <br /> l,�_ft + 1ft + lft - :� •� ft 0 3.0 4.0 5.0 6.0 7.0 8.0 3.0 4.0 5.0 6.0 7.0 <br /> C. Upslope berm multiplier based on land slope 1 2.91 3.85 4.76 5.66 6.59 7.41 3.09 9.17 5.26 6.38 7.53 <br /> 2 2,83 3.70 4.54 5.36 6.14 6.90 3.19 4.35 5.56 6.82 8.14 <br /> 3, 3 3 (see figure D-34) <br /> 3 2.75 3.57 5.35 5.08 5.79 6,45 3.30 4.54 5.88 7.32 8.86 <br /> d. Upslope width = berm multiplier (G2c) times 4 2.68 3.45 4.17 4.84 5.46 6.06 3.41 4.76 6.25 7.89 9.72 <br /> upslope mound height (G2b): 5 2.61 3`33 a.00 a.6z s.i9 s.n 3.53 s.00 6.67 e.s� io.�� <br /> ��,X �•C� 1 t - _.1=1 t 6 2.54 3.23 3.85 4.41 4.93 5.41 3.66 5.26 7.14 938 12.07 <br /> DOWNSLOPE 7 2.48 3.12 3.70 4.23 4.70 5.13 3.80 5.56 7.69 10.34 13.73 <br /> e, Drop in elevation = rock layer width (D2) times g 2.42 3.03 3.57 4.05 4.49 9.88 3.95 5.88 8.33 11.54 15.91 <br /> percent landslope (C5) = 100 9 2.36 2.94 3.45 3.90 9.30 4.65 4.11 6.25 9.09 13.04 �8.92 <br /> �ft X �% - 1��� �_ft 10 2.31 2.86 3.33 3.75 4.12 4.44 4.29 6.67 ]0.00 15.00 23.33 <br /> f. Downslope mound height - depth of clean 11 2.26 2.78 3.23 3.61 3.95 4.26 9.48 7.14 11.11 17.65 30.93 <br /> sand for slope difference (G2e) at downslope u �.zl Z.�o s.� 3.49 3.80 a.oa 4.69 7.69 u.so z�.4s a3.�s <br /> rock edge plus the mound height at the <br /> upslope edge of rock layer (G2b) <br /> �c�ft + -� ft = ��ft <br /> g, Downslope berm multiplier based on percent land slop _ i _ <br /> s'.t�c7 (see figure D-34) <br /> h. Downslope width = downslope multiplier vpa�oPe1�ldth(G fd) <br /> (GZg) times downslope mound height (G2f� �pl <br /> � 3.s � �"�5,�-a-� `�, Rock9ed '�y � Up �e Widch(GZd). <br /> Q �( ft = � �� � Up pe Wfdth(G2d) Width(D2).� � tt <br /> � �,�ft Length(D3)��► <br /> i. Select the greater of G1 and G2h as the � <br /> downslope width: av � ft F DownsiopeWidth(G�i) ZD F� <br /> Abaorption Width(F)� <br /> j. Total mound width is the sum of upslope ��_.... <br /> width (G2d) width plus rock layer width <br /> (D2) plus downslope width (G2i) 7'otaJ Length(G2k)�f� <br /> lo ft + -�ft + a 0 ft = �t�ft <br /> k. Total mound length is the sum of upslope width (G2d) <br /> plus rock layer length (D3) plus upslope width (G2d) <br /> ��ft + (�Z ft + ��f t = �feet <br /> a � + c�z + z� �°Z Final Dimensions: <br /> - �.o x �z �J�. � <br /> I hereby certify that I ha,ve c mpleted this work in accordance with applicable ordinances, rules and laws. <br /> � � � . <br /> �.. ��,� "�'-�-- (signature) .��Y� (license#) '� " � -D y (date) <br /> ---� <br />