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' ` G. DOWNSLOPE I��WIDTH <br /> 1. If landslope is�6 �more,subtract rock layer width from <br /> adsorption width to obtain minimum downslope dike toe <br /> �,�,�ft-_L ft =, �') _feet <br /> 2. Calculate Minimum�mound size based on geometery: <br /> a. Deteraiine depth of clean sand fill at upslope edge of rock <br /> layer: Separation �• s' feet <br /> b. Multiply rock layer width by landslope � roo�>co�•� <br /> to determine drop in elevation; � reot ao .a <br /> SlopeDifference s�oeret�on �• t��t <br /> �U X�_%y 100 =�_feet SIOD• Dffterenee ��_ ei <br /> UOslope W1Ct� <br /> �. Add depth of clean sand for separation (2a) J-�--t�et RocK eea wiatn <br /> at upslope edge,depth of rock layer(1 foot) to depth of 1SZ_�eet Oownslope wtatn <br /> cover (1 foot) to find the mound height at the upslope edge -�-- �eet <br /> of rock layer; <br /> ).S fk+ lft+ lft= �,� feet <br /> d. Enter table with landslope and upslope dike ratio. <br /> Select dike multiplier of 3 .S� <br /> e. Multiply dike multiplier by upslope mound height <br /> to find upslope dike width: 3• $ x 3•S� _�� 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.S ft+�_ft= 3•� feet <br /> g. Enter table with landslo.pe and downslope dike ratio. <br /> Select dike multiplier of 4 .Sy <br /> h. Multiply dike multiplier by downslope mound height <br /> to get downslope dike width: 3•� x y.sy = i� feet <br /> i. Compare the values of step G.1 and St�p G.2h Select the <br /> greater of the two values as the downslope dike width; _ �_ <br /> 17 feet ,;:: - . <br /> ,UO410D�W10t11;:� � <br /> j. Total mound width is the sum of . ��:� -�-�••� ��: <br /> :::<;;:�.:;.>::<.;�.;�:.::.:::.::::::. ... ........>..... ...... . <br /> upslope dike (G.2e)width plus rock goek e�a w�ain <br /> :<::;.;>: <br /> .; .; <br /> /o x�e�rat <br /> layer width (D.2�P111$ o uDs��� .�,t n _ uos_ ��,� e'e <br /> downslope dike width(G.2i); J i ' <br /> o ' <br /> 0 <br /> - � <br /> ..:......:.... ..:. <br /> + <br /> + ft <br /> - feet <br /> � <br /> ft � <br /> ;:::::::>:..;::>:;:;:;::<::;,::: <br /> J� J� 1.2_ �_ <br /> :::<..::::;;; . ............ <br /> 4D :::~�oowni"oo��'w'iein <br /> k. Total mound len is the sum of =���>����_ <br /> � sii'>•:>.::::;;`; �ro�t <br /> �::>r.::.�::.:•:. �. ,. <br /> ',+.•,'.':6'ir:i�S::<t::i::%::`.:v;,:}::?i:$.G'�'::�:.,v.. <br /> ;.:.. ..�:•...:..n:.:..:.::.: : <br /> 5.':?.:,•o.•':•'•:f:Lr:::a:o>;:sio,t•.,•.,'�;n::••••:•�•�r.'?:.;{;•:,:<::i:;`.';:i::;;;3�;::�. <br /> u slo dike width(G.2e) lus rock la er ` <br /> P Pe <br /> P Y ..:s.r><.<.::.::;�:::::;::>:: <br /> ....:......::.::.:.::.:........... .:...:.. <br /> :�>:<:;::»::;>;:;>:>;::>;:::.::<:;.<<�.:: <br /> :�>€:'k�':::�>�:...�<.:....:.:..��:::.::..:.:....... . <br /> ...:...,:�..::::.�.,>:...<�:::::::::.. <br /> ::�::<........ .. .... <br /> .:.:....... ::.;:»»;>;::: <br /> ..<:>:..::., ..<..::. <br /> dike width G.2e • :::;>::»::°::<�::::::<<:::>�:;::::<:;`,<>,..,:.:.:. <br /> length(D.3)plus upslope ( ), '� ....:A::;:.; .....::>::.:: <br /> .... <> �� � :<<:�:::::.>:.: <br /> >:•::• <br /> :t:•<'f':..;;> ;{r.,;.;.,. •"y w>!'k''i'+'r'�rs' <br /> 13 ft+ �� ft+�_ft = �� feet "����' ' <br /> :..�:.::::,........ ...:::::: ..: <br /> ,::::><;;>:;:::::::.:....:....:....:.::::::.�::<fi:`?ir<i>;E:::: <br /> i7 + c � + � � /oa - ` <br /> Totel l�nptn <br /> r►n ope ps ope <br /> �:i �i sa �i �:� 3:i +:� s:i �� �:� e:i <br /> x <br /> 0 3A l0 5A GO 7.0 3.0 4.0 5.0 6.0 7.0 8A <br /> 1 3A9 L17 S.Z6 636 753 291 3.85 4.96 5.66 654 7.�1 <br /> 2 3d9 � 556 G82 6.1� 2.D3 3.90 �51 536 6.1� 6.90 <br /> �___ . __�30_ 521 ]32 __ a.l6 275 435 S.OB 5.79 6A5 <br /> � 3A1 L7i 6,75 7.e9 -9:T1-_ __26d . .�5 4.17 a.et 5.16 6.06 <br /> 5 359 S.OD 6.67 657 IO.TI 261 333 t.00 �.62 5.19 5.71 <br /> 6 3.66 S.?b 9.14 93b 12.07 25� 313 3.85 t41 4.93 S.t] <br /> 7 3.� 5.56 7.69 1031 13TJ 2t8 3.12 3.70 �2i l70 5.13 <br /> B 3.95 S21 !37 tlSl 15.91 2�2 �.(D 3S! �.� �.19 �98 <br /> 9 t.11 675 9A9 13.Ot 1&92 236 29/ 3.15 3.90 1.30 �.65 <br /> !0 t29 6.67 IOA 15.00 1337 231 28G 333 3.75 4.12 4M <br /> 11 4A6 7.11 il.l1 17.65 30.�3 2.7b 276 313 7.61 3.95 426 <br /> 12 1.69 7,69 1250 21.43 43.95 221 270 3.12 3.49 3.80 4.08 <br />