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,. _...._..- - -----_.�� ................� ......_. _....�.,�,,._.,,.......__��._. <br /> G. DOWNSLOPE DII�WIDTH <br /> 1. If landslope is 3% or more,subtract rock layer width from <br /> adsorption width to obtain minimum downslope dike toe <br /> �L,� ft-�_ft=�_feet <br /> 2. Calculate Minimum mound size based on geometery: <br /> a. Determine depth of clean sand fill at upslope edge of rock <br /> layer: Separation .0 feet So a-(N- � a,0�Mo��-1-. <br /> b. Multiply rock layer width by landslope � reo� co�.� <br /> to determine drop in elevation; � o rooc Qo ea <br /> Slope Difference ssverat�on ?p _t�ot <br /> �X�_%�'•- 100 - , � feet I SIOD� Oltferenee �.� et <br /> - uosiooe w�atn <br /> c. Add depth of clean sand for separation (2a) �-1ee ND• aock Bea wiain <br /> at upslope edge,depth of rock layer (1 foot) to depth of _La ieet �ori�s�ooe w+at� , <br /> �over(1 foot) to find the mound height at the upslope edge -1-�teeY1�: <br /> of rock layer; � <br /> .O ft + lft + lft= 3 ,D feet soxn+ � �{.0 t�1�-�c�-1 � y�,� 3.y5=�y� P.�o�c--� <br /> d. Enter table with landslope and upslope dike ratio. <br /> Select dike multiplier of 3•�tS <br /> e. Multiply dike multiplier by upslope mound height <br /> to find upslope dike width: 3,0 x 3•�ts =�_feet <br /> f. Add depth of clean sand for slope difference (2b) at <br /> downslope edge, to the mound height at the upslope edge <br /> of rock layer(2c) to find the downslope height; , <br /> 3,o ft+�_ft= 3,�I feet�o�'(N � 4,o -1 •y = 4.y �o�. <br /> g. Enter table with landslope and downslope dike ratio. <br /> Select dike multiplier of y.� l. <br /> h. Muliiply dike multiplier by downslope mound height <br /> to get downslope dike width: �.4 x� _ ��feet5o�� �{,y � �,�L= a ► �-e�� <br /> i. Compare the values of step G.l and Step G.2h Select the <br /> greater of the fwo values as the downslope dike width; <br /> a�' i-�o'R'CU � 1'� ! feet Soa-�H <br /> - � E �_ UDt10D�MIOLD.�. . . ]� <br /> �y'�-i�.,a� � �. Total mound width is the sum of �•�� �+ ' <br /> � � 1� �..r � � <br /> y� �.���-�� upslope dike (G.2e) width plus rock N , <br /> � OC 0 0 NIOtl1 <br /> - ::: , ;. .:.. �:: <br /> layer width (D.2)plus a� �oS�000 w;a�� "` �ot�ooe'W�a��� <br /> downslope dike width(G.Zl�i o ` tast t tee�� <br /> M <br /> : O <br /> l o ft+�Q_ft+� ft = �'L fee� � ` <br /> , �� <br /> ...... <br /> k. Total mound length is the sum of so���t� � OownslOD�M�Ot� 1 <br /> , t.�� <br /> upslope dike width (G.2e)plus rock layer � ��� �� <br /> length (D.3) plus upslope dike � (G.2e), , ? <br /> 1 c�ft+ . ft +�_ft=�4�� feet � <br /> �� � �-� a.a , � TOlal LYnpi�,�.�_ <br /> / ���. <br /> own ope ps ope <br /> 3:1 l:1 S:I &1 ::t 3:1 S:1 5:1 4t 7:t 8:1 <br /> 7G abpe <br /> 0 3.0 l0 S.0 6.0 7.0 3.0 �.0 5.0 60 7.0 8.0 <br /> 1 3.09 117 5.2e 53d i�3 Z91 3.8i S.i6 �.66 6�4 ".3: <br /> 2 3.19 l35 556 Sffi 3.13 :.ffi 3.:"� a5a 536 611 6.9C <br /> 3 330 l.i� �$8 :.32 b.bo 2Ti � 43� a.08 5.%9 6.1i <br /> d �},4�__�6� 6.75�__ �.99 9.T2 263 3.ii 1.17 l8� 5.{6 6.0.5 <br /> a 357 �.00 667 SSi.-. .... .10:77 ?61 ._".. .3 . _ .4.00 l.62 5.19 5.:1 <br /> 6 -3b6 5?b 7.1! 938 1207 2iS 3.23 3.ffi l41 d.93 5.�3 <br /> 7 390 556 7.6A i034 1373 238 3.12 3.� t.73 li0 �:i <br /> 8 3.% SBB 833 1t5d 15.91 242 3.Q3 357 LC6 d.t9 �5b <br /> 9 l.11 625 9.09 t3.06 18.92 Lio 2% 3A5 3.90 t30 16: <br /> 10 119 667 IOA 15.00 2333 Z",l 286 333 3.75 6.12 4A3 <br /> il �.�8 7.14 11.11 17.6i 30.33 210 278 313 3.61 3.9� 4?b <br /> ]2 tLA 7.69 1250 =;.33 d3.7i 221 270 3.12 3.{9 3.80 d.GA <br />