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f�-1 Wl�-t�-�) �1`�4''�-� <br /> G:', MC��JND SLOPE WIDTH 8� LENGTH Landslope > 1% slope <br /> (landslope greater than 1%) - �o�er� <br /> 1. Downslope absorption width = absorption width (F) ° �° `"`�""`°� D <br /> am oQ�vo oog, <br /> minus rock layer width (D2) _ 6•�ToPso� <br /> ��1 ( ��,�_ � �.:. ' �� �Clean Sand�ft <br /> a v�t? +l - �l� 1 L - ��� 1 l Separation_J���ft � .�.v <br /> � fteslri�ling Layer � <br /> Upslop0 idN't(G2d) Rock Width(D2) �wnslopeWideh(G2i) <br /> 2. Calculate mound size ' _ 1,z___�� �K <br /> UPSLOPE <br /> a. Depth of clean sand fill at upslope edge of <br /> Absorption Width-$y�d(F� <br /> rock layer = 3 ft minus the distance to restricting layer (C1) ,��,��" <br /> 3 ft- ��G ft = /� � ft <br /> b. Mound height at the upslope edge of rock D-34: SLOPE MULTIPLIER TABLE <br /> layer = depth of clean sand for separation (G2a) �a„a urs�orE DOWNSLOPE <br /> Slope multipliets for various multip liers for various <br /> at upslope edge plus depth of rock layer (1 ft) �n% slope ratios slope ratios <br /> plus depth of cover (1 ft) 3:1 9:� 5:� 6:� �:� s:� 3:� 4:� s:� b:� ,:, <br /> ►. a ft + lft + lft = �'��--•� At 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 4.17 5.26 638 7.53 <br /> v� ��� (see figure D-34) z 2.83 3.70 4.54 5.36 614 6.90 3.19 4.35 5.56 G.82 8.14 <br /> 3 2.75 3.57 4.35 5.08 5.79 6.45 3.30 9.59 5.80 7.32 8.86 <br /> d. Upslope width = berm multiplier (G2c) times <br /> 9 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): , 2.61 3.33 4.00 4.62 5.19 5.71 3.53 5.00 6.67 8.57 10.77 <br /> �����a x '�,.�z� ft = __[_c2__ ft �; Z,gq ,� 3.85 4.41 9.93 5.41 3.66 �5 b 7.14 9.38 12.07 <br /> DOWNSLOPE 7 2.48 3.12 3.70 4.23 4.70 5.13 3.80 5.56 7.69 10.39 13.73 <br /> e. Drop in elevation = rock layer width (D2) tirnes 8 2.42 3.03 3.57 4.05 4.49 4.88 3.95 5.88 8.33 11.54 15.91 <br /> percent landslope (C5) = 100 9 2.36 2.94 3.45 3.90 4.30 4.65 4.]I 6.25 9.09 13.04 ]8.92 <br /> �lt X LP %- 10� = r .(� lt ]0 2.31 2.B6 3.33 3.75 4.]2 9.44 4.29 6.67 ]O.OD 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 I7.1] 77.65 30.9a <br /> sand for slope difference (G2e) at downslope 12 Z•Z� 2•70 3.L' 3.49 3.80 4.08 4.69 7.69 �12.50 21.43 93.75 <br /> rock edge plus the mound height at the <br /> upslope edge of rock layer (G2b) <br /> `3-'z- ft + �� ft = 3R� ft <br /> g. Downslope berm multiplier based on percent land slop , <br /> S.�{-� (see figure D-34) �� <br /> h. Downslope width = downslope nnultiplier �= �a� � � <br /> � Upslope yV.,idth(G fd) <br /> (G2g) times downslope mound height (G2� "�D `� <br /> ������ X �`" �� _ �,�� �� � Upsl�Re Width(G2d) WidUBD2) � UPsl�ope Widtli(G2d) <br /> i. Select the greater of G1 and G2h as the � '' " Length(D3) �� ft <br /> downslope width: a� ft � � <br /> F � Downslope Width(G2i)�11''''11ft <br /> j. Total mound width is the sum of upslope �a AbsorpNon Width(P)�_ <br /> �__a <br /> width (GZd) width plus rock layer width `� � <br /> (D2) plus downslope width (G2i) To����e�gw«zk, �e f� <br /> i� ft + � ft + ac� ft = �-�� ft <br /> k. Total mound length is the sum of upslope width (G2d) <br /> plus rock layer length (D3) plus upslope width (G2d) <br /> Ia2 ft + �a ft + /t) f t = G�I ` feet <br /> �c� ' -� �i I' -r `�.�� �_��f <br /> Final Dimensions: <br /> 4� x � > " ���. � <br /> I hereby certify that I have completed this work in accordance with applicable ordinances, rules and laws. <br /> ��-..�. Gl, f, .�' _,...�. 2� , <br /> (signature) �� l�_(]icense#) j � c��1 �L��' (date) <br />