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� .G. 'MOUND SLOPE WIDTH & LENGTH Landslope > 1�Io slope
<br /> (landslope greater than 1%� ,z;;,fi;:,'rto�er,; ��_,.,,,
<br /> 1. Downslope absorption width = absorption width (F) ` a� oo�, j�g�' `-' -
<br /> minus rock layer width (D2) �`
<br /> rt�„_ o o �..,.o�.s�,�
<br /> --__�„� Clean Sand��_�(t
<br /> o:�,��' �� �t ' �l'� �t - 1�� 1 L ��eparaHon � � ft �.�
<br /> R�ctrii tinh La���•r �
<br /> Up.l�,pr [h IG?dl U�.vn<lo`.• e'idthtC'_il
<br /> __._���1 R.,il:l idtl.fD71
<br /> 2. Calculate mound size -- --�� � ��
<br /> UPSLOPE
<br /> a. Depth of clean sand fill at upslope edge of q��.��R.���,���y�i{i��_g�nA(F)
<br /> rock layer = 3 ft minus the distance to restricting layer (Cl) _r_ �.#,n"
<br /> 3 ft- ?. 5 ft = a.,�' ft
<br /> YJ. MOU11C� �121�I1f at tI12 U�SlOpe eClg2 Of T'OC�C D-34: SLOPE MULTTPLIER TABLE
<br /> layer = depth of clean sand for separation (G2a) Lana urs�o�E DOWNSLOPE
<br /> Slope multipliers forvarious multip liers forvarious
<br /> 1t UpS10�2 eClg2 �JIUS Ci2�t1"l Of T'OCk IdyeT �1 ft� �n%� slope ratios slope ratios
<br /> plus depth of cover (1 ft) 3:1 a:l s:i b:i �:1 s:i 3a a:i s:� b:i ,:I
<br /> �, � ft + lft .}. 1ft - :•e� ft 0 3.0 4.0 5.0 6.0 7.0 B.0 3.0 4A 5.0 6.0 7.D
<br /> c. Upslope berm inultiplier based on land slope 1 2.91 3.85 4.76 5.66 6.54 7.41 3.09 4.17 SZ6 6.38 7.53
<br /> ��'���.� (see figure D-34) Z z•83 3.70 4.54 5.36 6.14 6.90 3.19 9.35 5.56 6.82 8.14
<br /> 3 2.75 3.57 4.35 5.08 5.79 6.45 3.30 4.54 5.88 7.32 8.A6
<br /> d. Upslope width = berm multiplier (G2c) x
<br /> 4 2.68 s,3.45 ` 4.17 4.84 5.96 6.D6 3.4] ,(4.7G�� 6.25 7.89 9.72
<br /> upslope mound height (G2b): - -
<br /> 5 2.61 3.33 4.00 4.62 5.19 5.71 3.53 5.00 6.67 8.57 10.77
<br /> �,; , �, X l ..a ft = '�I ', ft
<br /> �7 6 2.54 3.23 3.85 4.41 4.93 5.41 3.66 5.26 7.14 938 12.07
<br /> D�W1uSL�PE 7 2.48 3.12 3.70 4.23 4.70 5.13 3.80 S.Sfi 7.69 10.34 13.73
<br /> e. Drop in elevation = rock layer width (D2) x 8 2.42 3.03 3.57 4.05 4.49 4.88 3.95 5.88 8.33 1].54 15.91
<br /> p2TCe71t laTlC�S10pE �CJr� - 1�� 9 2.36 2,94 3.45 3.90 4.30 4.65 4.11 6.25 9.09 ]3A4 ]8.92
<br /> ��_� lt X �_��o � 1�� _ !t� lt 10 2.31 2.86 3.33 3.75 412 9.44 4.29 6.67 10.D0 15.00 23.33
<br /> L. DOWIlS10�7e I210UI1d llelgllt = Ue�tll Of CIe11Z ll 2.26 2.78 3.23 3.61 3.95 4.26 4.48 7.14 1111 17.65 30.43
<br /> 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 27.43 43.75
<br /> rock edge plus the mound height at the
<br /> upslope edge of rock layer (G2b)
<br /> `` ft + ,'-► ft = ft
<br /> g. Downslope berm multiplier based on percent land slca
<br /> `-�,'1 t,, (see figia�e D-34) �' `���
<br /> p�;.'
<br /> h. Downslope width = downslope multiplier � „�,s,�,pe W;d�,,«fd,
<br /> (G2g) times downslope mound height (G2f) ��i
<br /> �i .`) '�� x ;,F1, ft = �ft =
<br /> m Uptilupe Width(G2d) Ru��k[3ed Upslupe Width(G2d)
<br /> Width(D2) _�_4.� I
<br /> i. Select the greater of G1 and G2h as the 3 `t C-engtli(D3) �-� t -`�
<br /> downslope width: 1� ft F Duwnslope Width(G2i)�ft
<br /> j. Total mound width is the sum of upslope �btiurptiun W����,�F>�y
<br /> width (G2d) width plus rock layer width -- � - ' - - �
<br /> (D2) plus downslope width (G2i) ��,t�,��e�,�;t�,«zk, �� «
<br /> __�_ ft + _�_ ft + �'� ft = �11 ft � �
<br /> k. Total mound length is the sum of upslope width (G2d)
<br /> plus rock layer length (D3) plus upslope width (G2d)
<br /> I�. ft + �_ ft + I�?. ft = �feet
<br /> ! '�J ��- �i t -i ! ey ��al
<br /> Final Dimensions:
<br /> ,
<br /> u i x �:
<br /> I he Uy certify that I have�,completed this work in accordance with applicable ordinances, rules and laws.
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<br /> .,,� -,�,, t-�,r� , � - / '--_�,.._. (signature) v'"'7� (license#) �C� - i`� Ea c� r �' (date)
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