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Mar-05-99 08= 54A P _05
<br /> �', T�(1�1�N.`;► (li'F f3i;.IlM WII �l I { •.�.,,,,. c����� i
<br /> ] ll lan�l;lc��+�• is l"/, or morc,
<br /> ,ial�tr�ji t rc��k layt�r v���dth frcin� ,i�ir.�,r>>1ic�n �v�cltl7 . ...� . + � -
<br /> ( Rock 1 �`'��`
<br /> tc� ��btau� mintmLmi dc�wnslUp�� hE•rn� 1��.� �_�e�,,.,s„�
<br /> [d it - z� h = �D- fPet Na�„�..i�.,,�� �'T��u
<br /> Z Calct�latc� Mintmum mc�unc3 �ilc - -- - -- -- �__ '
<br /> ;� l7c�terniine deplh ti( c�l�•an s�nc� fill a� u,�.,�.�,�\N�.il� �>�•.�.,.<<,�-w���h -- �
<br /> up�lo�c• ��d�e of rcu�k lay�'T' — - - -- ---Hcx1�W�d�h ,.h..,.,��,,,,,��,����, -- --- --a
<br /> 5c��nrQti�n 3' -_�_ ft = � feel — �
<br /> b. Add depth c�f cle�i sand for se��arat�on (?a)
<br /> a� upslope edge, depth of rock layer (1 fc�c�t) to depth of cc�vE�r
<br /> (1 foor) to find the mound hci�ht at dle u�51<f�e edg�� of rock layer;
<br /> �_ ft + lft + lfi = �_ feet
<br /> --- _ . P ----
<br /> c. Enter table wirh landslope� and up5lopc•berm u 5�o�w,d,►, -- �
<br /> ratio. Select berm multiplier of ___� . ��,_
<br /> d. Multipiy berm mulhplier by upsiope rnotuld I ur�.�„�w,a�,, �oo;:��o:��g�a �o;a,�b,�:: P c,�
<br /> �w �� a �"�OrqOae U sln Width
<br /> �..R4.v+P .t wdth J.,oa,oqsD:�
<br /> height to find upslo e berm wid th� a�aa,ov z. � � „ a•�o a.•a�
<br /> ---i.�� -- � s _
<br /> feet �
<br /> e. Multiply rock IayeX wvidth by '
<br /> la�ldslope to deternline drop vation; � n��w�e�,___.._ �
<br /> f�_. x.�_�/ - 1QQ = feet wt���aonw�a�,---
<br /> o - .
<br /> f_ Add depth of clean sand for si�p� � _ _ __ _
<br /> difference (2e)at downslvpe edge, to T°`�'�"�`
<br /> the mound height at the upslope edge
<br /> �f rock layer (2�o find th�wnslope hcight;
<br /> ,�(, ft + Q• ft - S•S feet
<br /> g_ Enter table with landslope and downslope benm ratio� Se}ect
<br /> berm multiplier of s• C7 _
<br /> h_ Mciltiply bez�m multiplier by downslope mound height to get
<br /> downslo e b width•
<br /> 5_D X��7, �
<br /> E�tM S[.OPE MULTIPI.tfRS
<br /> i_ Compare the values tep G_1�_
<br /> and Step G.2h �7. � ��.�� ��pE
<br /> Select the greater of the two values • e �,,� °em���Or`�� a��"�,�,�-,��
<br /> �� ����
<br /> downslope berm width; 17• feet
<br /> j. Total mound width is the sum of � 4� 5 4 � 5 �. 8 �
<br /> upslope berm (G.2d) a 3-� d o s.o b.o �.a 3.0 <.o s,o 6.0 ,o s.o
<br /> width plus rock layez width (D.2) � 3'� 4 �� 5.26 638 7_53 2.91 3.H5 4.76 5.66 6.54 �_q�
<br /> ' � �9 ; 35 S Sa 6.82 8.1< 7 8; 1�0 4 Sa 5 ib 6 1< 6 vc�
<br /> plus downslop�e b �m wicith(C�.�l�; ; 7.� a 54 S.SR 7.32 8.86 2J5 3 57 .191 5.08 5�4 6�5
<br /> � ft + j(�.5 ft + 1Q . �t = . Ecet ,
<br /> ��1 � )6 6.25 7.89 9.72 Z62� ��? a �) 4.F34 5 aG n�,
<br /> k. T o t a l m o u n d l e n g t h i 5 t h� tium o f ups lc�j�r , �5; s.� �,�� $S7 ��.» z�,� �1� ,.W a�,7 S i� ���
<br /> bernl width (G.2d) �it1s ro�k laye� lengtll (D.3) c ,cx, s.2�, � i4 9.3a izo� �u i�, 3.85 4ai aq� ;.,,
<br /> }1�L15 llFSIC1pQ bP.ritl Wlt�t}l �C�.�t��; D^� > ]90 , �h �G9 10.3d 13.73 2.4F i I� 3.7a a 23 a 70 •, n
<br /> LZ ft + �_ ft � �� (t O / [eet x i'+'• �xK s3a �isa �s.�i t4� im 3» aos a4v �xx
<br /> _._._ __._
<br /> � a I I n 7' 9 Ov i 3 04 18 9_� 2 1P '9a f �'� 1 9(1 1 t(� a i�t
<br /> ' �ti � -,., h r,� iu(K� i1 clt) 7}�3 ? 11 :r,� � _�} t �•� � I' a a;
<br /> ; rinal Dimet�sion�� � �� ,.�r� - „ �� �� �,�,> 1�<, , ,�. -.�„ , .� �,,� ,��.
<br /> X � � � � I �' � ' ' � �,�� i:�Su �i �; <� r� : . �. , i: �av �n�� :nr
<br /> j --�-� - -- ----- -- -- __ _ - -- -�---------- -- -
<br /> 03/05!99 1'RI 08:23 [TX/R� NO 53551
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