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G� ' .MO'CJND SLOPE WIDTH & LENGTH Landslope > 1% slope � (landslope greater than 1%) p��r 1. Downslope absorption width = absorption width (F) �;�Gr� a '�, +�;; , A� +�� minus rock layer width (D2) �'t��'a�� '�� " ��;,�'��'ti�- 6•'T°ps°° �� c� , '�.�..� .;;G'�m!i2 1f`5��h�.��'``n.�'GeanASandw,:��s Mt.�Slr�f�;' r ''� � a�.� ft- 1� ft= � � ft ' �- ,:� N ��,:.� ___� pmdo h ..:rr �r.�: R„vMM�Ly�r Up�b�,N7dth�C2d) Rock Idthf'DR) �O"'^+b�IWIdU�(n1q 2. Calculate mound size ---•�-- UPSLOPE , a. Depth of clean sand fill at upslope edge of ,, Wld�h-S�nd(F� rock layer = 3 ft minus the distance to restricting layer (C1) 3 ft - a '�- ft = I,c� ft b. Mound height at the upslope edge of rock D-�a: SLOPE MULTIPLIER TABLE layer = depth of clean sand for separation (G2a) �..,,a UPSLOPE DOWNSLOPE Slo e mulHpllea for varfou� multi llerc for various at upslope edge plus depth of rock layer (1 ft) �+� .�o�r.�o. .Pope ratios plus depth of cover (1 ft) �. :� a� s:� 6: �:, 1, n ft + 1ft + 1ft = 3•0 1L 0 9.0 4.0 S.0 6.0 7.0 8.0 3.0 4.0 5.0 6,0 7.0 C. Upslope berm multiplier based on land slope 1 2.91 3.85 d.76 5.66 6SL 7.41 3.09 4.17 5.26 6.38 7.53 3• ��- (see figure D-34) 2 2•83 3.70 4.54 5.36 6.14 6.90 3.19 4.35 5.56 6.82 8.14 Cl. Upslope width = berm multiplier (G2c) times 3 2'�S 3.57 4.35 5.08 5.79 6.45 3.30 4.54 5.88 7.32 8.86 upslope mound height (G2b): 4 Z68 3.45 3.17 4.8� 5.46 6.06 3.41 �.76 6.25 7.89 9.T1 S 2.61 3.33 4.00 4.62 5.19 5.71 3.53 5.00 6.67 8.57 10.77 3,12 x 3,o ft =_�,_ ft 6 2.54 3.23 3.85 4.d1 4.93 5./1 3.66 5.26 7.14 9.38 12.07 DOWNSLOPE , 2.18 � 3.70 4.23 4.70 5.13 3.80 S.S6 7.69 10.34 13.73 e. Drop in elevation = rock layer width (D2) times g Z,�q 3.03' 3.57 4.05 4.49 4.88 3.95 5.88 8.33 11.54 15.91 percent landslope (C5) '�" �.�� 9 2.36 2.94 3.45 3.90 4.30 4.65 4.11 6.25 9.09 13.04 18.92 /l� ft X I % + 1�� _ �1� 10 2.31 2.86 3.33 3.75 4.12 4.44 4.29 6.67 ]0.00 15.00 23.33 f. Downslope mound height= depth of clean Il 2.26 Z.78 , 9.13 3.61 3.95 4.26 4.48 7.14 11.11 17.65 3�.43 sand for slope difference (G2e) at downslope � � �1 T.70 3.32 3.49 3.80 4.OH 4.69 7.69 12.50 21.43 43.75 rock edge plus the mound height at the upslope edge of rock layer (G2b) � � 3, o ft + �_ft=�_ft �. Downslope berm multiplier based on percent land slop � �.S� (see figure D-34) ` `�� z. Downslope width = downslope multiplier ' � vp.,o,x�,dwcc?d> ;G2g) times downslope mound height(G2� y�� 5.�L x 3•� ft = �_ft � Upslope W1dth(G2d) Widkth D 1d Up lope Width(G2d) . Select the greater of G1 and GZh as the � --�--" u^gwcD�,� " �ownslope width: � � 1L � i DownslopeWidth(G21) �) ft . Total mound width is the sum of upslope I AbsorpHon Width(�� vidth (G2d) width plus rock layer width _ a _ \f D2) plus downslope width (G2i) Total Length(G2k) 1� O f� �_ ft + i c� ft + a i f�= y,o ft :. Total mound length is the sum of upslope width (G2d) >lus rock layer length (D3) plus upslope width (G2d) � ft + ��s ft +� ft = �.c� feet a ► �- �� a, �� Fina1 Dimensions: �� ` x � �s �a-�-� `.hereby certify that I have completed this work in accordance with applicable ordinances, rules and laws. ��., � ��-�' �/ -' - ��------- (signature) 3'"1� (license#) `7S - 1 I -U"Z-- (date)