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(; I�(�1NNtiI O1'I-: 131�IZM W11)Tl 1 •����,�.� ��"•�� � <br /> V <br /> 7. If landslo�e �s 1% or more, � <br /> subtract rc�ck layer width fr��m adsc�rJ�ti��n wic�th � .�- ��� ,� � <br /> to obtau� minimurn dc�wnslope berm tc�t� ` �"`k' '°"� <br /> ' Ciean Sand_ <br /> �Z� ft - �� ft = �U feet ---- ��r�P�a <br /> ���,��i So�i <br /> 2. Calculate Minimum mound Sirt� --- -� <br /> a. Determuze depth <�f clean sand fil) at �������W���h o��sioaew�d�n - <br /> - ---- <br /> upsl�pe edge of rock layer: -- -- R�w,a�,, q��h�n W,a�, <br /> SPparation 3' - Z ft = �_ 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 /> � ft + lft + lft = _� feet <br /> c. Enter table with landslope and upslope berm u 5�o e Width <br /> ratio. Select berm multiplier of �.2� <br /> d_ Multiply berm multiplier by upslope mound b UPji�Pe W'dth ��o�oQ�DD��wd� �opoab Aq n uP5►o Width <br /> a <-°o a< ade-e o�o <br /> -fy�-- eD oaao,Qo. �oe��oo�b s <br /> height to find upslope berm width: � vnoa on aa I�'�' a°� a e��o <br /> �o o c:o a. -o��p�� PpDU��gU�u.a,Qo Qo.yfl�.p . <br /> �-x.�Z�_ �_ feet � <br /> e. Multiply rock layer width by 3 : : <br /> landslope to determine drop in elevation; �° m�io�►�rld�,_�� � <br /> Absorption Width�U_ <br /> �(�x � % = 100 =� feet - - . <br /> f. Add depth of clean sand far slope <br /> difference (2e)at downslope edge, to <br /> ror��,gcn <br /> the mound height at the upslope edge <br /> of rock layer (2b) to find the downslope height; <br /> � ft +D�-� � _ �(�feet <br /> g. Enter table with landslope and downslope berm ratio. Select <br /> berm multiplier of 5•Z6 � <br /> h. Multiply berm multiplier by downslope mound height to get <br /> downslope berm width: <br /> .�G xS-Z6 = /8•`�1 feet BERM SLOPE MULTIPLIERS <br /> i. Compare the values of step G.l� <br /> and Step G.2h�_ �a DOWNSLOPE UPSLOPE <br /> S� berm multipiiers for�ariau Derm mdtiptiers tor varian <br /> Select the greater of the two values as the �o� n����,a� n«���,ti� <br /> downslope berm width; /P� • `� feet <br /> j. Total mound width is the sum of � ` ' S� :� , ' , 5 ' , , , 8., <br /> upslope berm (G.2d) a 3.o a.o s.a 6 0 �0 3.o a o s.o 6.0 �o s o <br /> width plus rock layer width (D.2) � 3� 4 �� 5.26 638 7S3 2.9I 3.85 4J6 5.66 6.54 741 <br /> 2 3 19 a ;� S 56 6 82 BJ4 2.83 3J0 a.Sa 5 36 6 ia 6.90 <br /> plus do�vnslope berm width(G.2i); 3 3 :p q S4 5 gg i i2 8 86 ?.75 3.57 4 35 SA8 5 79 6 4� <br /> 1�L� � + .L_ lt +ir� • � ft =�2 �� feet 4 i S t S �(� b.2 5 7 8 9 9 7? ?b fi 3 S S 4.1 7 4 K 4 54 6 606 <br /> k. Total mound length is the sum of upslope s �s; s cx; v e� s s� io.�� z c,i 3 3� a oo a b� 5 i9 s�i <br /> berm width (G.2d) plus rock layer len�th (D.3) � 3 be s�c, � „ 9 3a ��o� z u 3 z3 3.xs a a� �v� s ai <br /> plus upslope �jerm width (G-2d); � ;so 5 �c, �6v ia�a i 3�3 z a�, 3 i� 3�o a z3 ��o s i3 <br /> � ft + � f t '� L� ft = �( feet � 3 9S S Sg K 33 I I 54 I S 91 2-42 3.03 3.57 4.05 4 4y 4 88 <br /> 9 a I I b 25 9 09 13.Oa 18 92 2 36 ?.94 3.a5 3 90 �s 30 a 65 <br /> i10 4 ?9 6 67 10 00 I S 00 23.33 2.31 2.86 3 l3 3JS � I' 4 44 <br /> � Final Dimensions: ' �' '4� � �' �� �� ��hs �oa� -�� '�R ;?3 3�i ivs azn <br /> I I� a��v 7 c,v 12So 21 a3 a3 75 2.:1 �70 3 I: 3Av 3 80 a o8 <br /> �__ x 9/ <br /> I -- <br />