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( I G: ' MOU1�D. SLOPT WIDTH &LENGTH Landslope > 1% slope (land lope grea�ter than 1%) over 1. Downslo e absorpt�on width= absorption width (F) R(��r� � �� ` ;��x minus rock yer width (D2) "'�'t f 4 � �'�i!� ' 6�T° `°° -��.�., �, ;�.bF` bw �'tRs� .71s.nal.3Cn � ,{��y xJj P /-� .t� r .�LS.,��!'�i�1. .��:'• / ft- J v ft= �.�ft Pandon�`t'�h . ..,.. . ..,q.r...�...` < R�S L� �...�'� � Vpsbpe WldthpG2d) Rock W dlh(D2) �O"'^s ��(� 2. Calculat mound size -j�'�'- " " UPSLOPE : a. Depth of clean sand fill at upslope edge of . ,,,W,�,�W„N.5,,,,«, rock layer = 3 ft minus the distance to restricting layer (C1) 3ft- � . � ft = !•�- ft b. Mound eight at the upslope edge of rock D'34. SLOPE MULTIPLIER TABLE layer = dep of clean sand for separation (G2a) �a UPSLOPE DOWNSLOPE Slo multiplias for various multi liers for various at upslope dge plus depth of rock layer (1 ft) �+�` a�ov��ag aPo�n�� plus depth f cover (1 ft) 3:1 9:] 5:] 6:] 7:] 8:1 3:1 4:1 5:1 6:1 7:1 �•2 ft 1 ft+ 1 ft = 3•Z ft o s.o 4.o s.o 6.0 �.o s.o s.o a.o s.o e.o �.o C. Upslope erm multiplier based on land slope 1 2.91 3.85 4.76 5.66 6S4 7.41 3.09 4.17 5.26 638 7.53 3 � (see figure D-34) 2 2•83 3.70 4.54 536 6.14 6.90 3.19 4.35 5S6 6.82 8.14 d. Upslope width = berm multiplier (G2c) times 3 ��s ss� a.�s s.os s.r, b.+s a.�o 4.s4 s.ae �.�z 8.86 upslope m nd height (G2b): a z.ea s.4s a.i� 4.sa s.� 6.06 �.ai sa6 e.zs �.e9 9.�z 3• � X ��Z tt � �_ tt 5 2.61 3.33 l.00 4.62 5.19 5.71 3.53 5.00 6.67 8S7 10.77 1 1 6 2.54 3.23 3.85 4.41 9.93 5.41 3.66 5.26 7.14 9.38 12.07 DOWNSL PE 7 248 .� 3.70 4.23 4.70 5.13 3.80 � 7.69 10.34 13.73 e. Drop in levation = rock layer width (D2) times 8 z.az 3.03 s.s� a.os 4.99 9.ae 3.95 s.ee sas u.sa �s.9� percent lan slope (C5) l' 1�0 9 2.36 2.94 3.45 3.90 9.30 4.65 4.11 6.25 9.09 13.04 18.92 �� it X % T �� _ �ft 10 2.31 2.86 3.33 3.75 4.32 4.44 4.29 6.67 ]0.00 15.00 23.33 f. DOWTlS10 e mound height= depth of clean u 2.26 2.78 3.23 3.61 3.95 4.26 4.48 7.14 11.11 ]7.65 30.43 sand for sl pe difference (G2e) at downslope � Z•21 2.70 3.12 3.49 3.80 4.08 4.69 7.69 1250 21.43 43.75 rock edge lus the mound height at the upslope ed e of rock layer (G2b) :�� ft �_ft = 3 - �ft g. Downsl pe berm �nultiplier based on percent land slop , :,•� (see figure D-34) n� h. Downsl�pe width = downslope multiplier UPs,op��idth(G fd) (G2g) time downslo�e mound height(G2� ��) :'J � X `� � ! ft � °'�� ft `m Ups�Width(G2d) Width(�D2) p Ups;4�e f�dth(G2d) i. Select greater ojf G1,and G2h as the � � f` `"'gw�°3'�' -�` downslop width: �.a a. ft f Downslope Width(G2i) �.Z ft AbaorpHon Wideh(F)�_ j. Total m und widt is the sum of upslope ��r �� width (G2 ) width p us rock layer width aa (D2) plus ownslopel width (G2i) ' ,;� �,�i u� `� / e �v ft �_�t+ �� ft = �_ft °� ( �� � .. � '�,� �,� y � k. Total und leng�th is the sum of upslope width (G2d) „�:� r '��:�> `� ` . `5 , E plus rock yer length (D3) plus upslope width (G2d) �'� ��' �} ��-' �':,� � ��ft +�ft + 1_s� ft = I c�'� feet �� + a� '3 � Final Dimensions: ya X 11� R�� ` I hereby ce tify that I have completed this work in accordance with applicable ordinances, rules and laws. � G�,.. l.�.:.-. (signature) ��I y (license#) I 1 -d(�-D O (date)