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• G. DOWNSLOPE DIICE WIDTH
<br /> ( - 1. If landslope is 3% or more,subtract rock layer width from
<br /> adsorption width to obtain minimum downslope dike toe
<br /> � S ft-��ft =�feet
<br /> 2. Calculate Minimum mound size based on geometery:
<br /> a. Determine depth of clean sand fill at upslope ed.ge of rock
<br /> layer: Separation a. feet .. �
<br /> b. Multiply rock layer width by landslope � reoc'c.�.� ,:.
<br /> to deterinine drop in elevation; :�t•o: Re .e
<br /> ,.
<br /> .. ,
<br /> Slope DiffeJ'C11Ce S�por�tloa tut .' ` ,, •:
<br /> �x $ %j- 100=�$feet §�ep�ot�t�nn�• �
<br /> uosio4e w�acn
<br /> c. Add depth of clean sand for separation (2a) '°�� R,�k e�a w�acn
<br /> at upslope edge,depth of rock layer(1 foot) to depth of r«c oow�:,oa�w�oc�
<br /> cover(1 foot) to find the mound height at the upslope ed.ge r°°`
<br /> of rock layer; �
<br /> �:
<br /> �ft+ lft+ lft=�feet '
<br /> � d. Enter table with landslope and upslope dike ratio.
<br /> Select dike multiplier of 3, O 3
<br /> e. Muldply dike multiplier by upslope mound height
<br /> to find upslope dike width: 3�o x�= l . feeE '�
<br /> �
<br /> f. Add depth of clean sand for slope difference (2b) at �
<br /> downslope edge, to the mound height at the upslope edge �
<br /> of rock layer(2c) to find the downslope height;
<br /> _�-�___ft+ 0 , ft=�feet
<br /> � g. Enter table with landslope and downslope dike ratio. a
<br /> Select dike multiplier of S-F�$ . �
<br /> h. Multiply dike multiplier by downslope mound height ''
<br /> to get downslope dike width:�x S��= a S.a feet �
<br /> �-
<br /> i. Compare the values of step G.1 and Step G.2h Select the ;;
<br /> greater of the two values as the downslope dike width;
<br /> 0?8 � � feet .;:. <«,�:: . ,� x .t>� �: ,� ,�: '
<br /> • i X.�.'�Y F)Yh"^:.. . .�xw^ ..�. .. A..f ��• ���..�.�Y. j' "e
<br /> t y UDfIOp�M10tAv� � �'' 9 , } :
<br /> �' �
<br /> �. Total mound width is the sum of ,�.� . Y ° � y ;:; �
<br /> u pslo p e dike(G.2e)width plus rock '"�`'���� ��' `
<br /> <..;:, � �
<br /> '�r;;�s.x,`°"-,�.s.' � eocs e•e r+�ecs " ;. �
<br /> as^: s.
<br /> layer width (D.2)P1uS e uo':�o'o�`i+ia�n �"� uoiioei�wiacn �:
<br /> downslo dike width(G.2i); � f••` ,.. .. �••` �
<br /> Pe �<:�>{��'�� >~ .
<br /> : ::;;��;�;�A�.�.,�. �
<br /> � � � �� S--� . .•. .. .� .;:s<''•'.
<br /> / ft+ ft+ ft= feet � �'��Y�f€��`'�'�' � � <� �
<br /> t.:. . y
<br /> �.,4 :. .. , � � ' ' >�.:<�'s
<br /> �v:,..;M;.;:�;;� ,? ,,:% ��� � :�;.¢
<br /> rii:t:'�Y�it::.:i� Y: �"$,:r ri4i::ii�{: 3'r •-'Y..;
<br /> ;.c:•>f;:c::• �'.. s'i Dewnslo0�Mlatn}�•'� w. ;,��:
<br /> �?li.Sr �:`f' ��:%'<'�'�'
<br /> k. Total mound length is the sum of :A�::���ry:t�:��� x �£ ,..� �', "tr'.,y��. . r::f;<>: �
<br /> i'y"ii{•�;::•>: q�(�, �%. yrS J.w v�'.J,:,h,:::::'�'%
<br /> :�::f: �$���•.�,+.�,�n�' �.��; � �.• + � :
<br /> Y,.•f•i/.:it . H, ? • :. qi�'��i:i•
<br /> upslope dike width (G.2e)plus rock layer <:;�::. .',:,.:..,"..��`.�.�� :� �.,�`..`%��`:��'.:`�'��:.�:>:.;#.:.
<br /> j �A,"y` : .., � .'.
<br /> :'i::�i^^� ..�•i:.yif,rYff r .'+�; :� "•.G�:'�:
<br /> 'vi%ii�''��r t� �t.F�'•�' Y�. A"�.
<br /> length(D.3)plus upslope dike width (G.2e)• �N«;.�:>:tyr����., :,�,�. �;;.��.. ����.�...
<br /> , 'Y";s;%�:#�'�:�k': '�` �':�M%. ";:,f' ''�''�:�R
<br /> ft+ ft + ft= feet '���$�����•��>�;�:x,� ,:,�... : :�..,��.��°���:' � �.�.�x:�>{�
<br /> :;...•. .,••,:s.•::�,.�.:�. �... ' .,.. �:. .' . �.,�, � ..�.
<br /> .....:<�..:':,i}.vf.�'_ .'>' �j�..............�. ......;: ..
<br /> � ��.
<br /> TOt�I l�nptA
<br /> own ope ps ope
<br /> a:i u s:i si �:i �:i �:i s:i �i r.i �
<br /> � ��
<br /> 0 3D lA SA GO 7.0 3.0 l0 5.0 60 7A ��
<br /> 1 3A➢ L17 S]6 638 753 291 3.G ' • t76 S.f6 f5� 7.N
<br /> 2 3.I9 �.35 556 682 E.i� 2.d7 -3.70 �St 536 il� i.90
<br /> 3 3J0 l51 5.86 732 8.86 Z75 357 t3S S.a 5.79 �dS
<br /> j � 3A1 L7i 6.�5 739 9.72 261 3.�5 �.t7 l� SA6. i.06
<br /> � S 39 S�D 667 i57 ]077 261 333 �.OD l62 5.19 S�i
<br /> i 3�6 5�6 7.1� 938 12.Q1 2S1 3.n 3.85 t,q L4I S.Il
<br /> 7 3� SSi 7.69 103� 1377 2�d 3.12 3.70 L73 L7G 5.13
<br /> { 3.95 Sa1 d33 115� 1591 2Q � 357 t� {.N �J!
<br /> 9 �.11 625 9A➢ 33.0� 1&92 73G 291 3.15 i90 L30 �.66
<br /> !0 �2! �.O IOA 15.00 Z333 2]t 2.a6 333 3.75 L12 {.1�
<br /> 11 �AI 7.1� 11.11 1755 30•�3 Z.76 27d 313 3.61 3.95 �i
<br /> 12 «i 7b9 I�SO 21A1 1375 221 270 3.12 3.19 3.� t�
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