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<br /> G. MOUND SLOPE WIDTH & LENGTH I Landslope > 1°10 slope
<br /> �landslope greater than 1%)
<br /> 1. Downslope absorption width= absorption width F) °�°`' �•
<br /> ' s ock la idth (D .,� • �
<br /> rrunu r , ...",{, : .: .
<br /> yer w 2� .,r.�:;<�,,�• ` ' .H-,N�.�
<br /> n 1 ! V lt :�,l;'f`r�L�l�:�z��t�`�;l�aA:.r.'.,�i :i ,.v,�.:...�c,��:.„..:�`,;!�!riyY'.�y'....F�., 6"To so
<br /> d. - _ ..� .:..�#.;,.'L:,:;4;..... ��.���Ck.....,.,� '� S �'��hr._ P il
<br /> � �ft- ft ::�:>r: �� .�Se.,d f� >��;,,:�,,�ry � __
<br /> _ 1'� antion �.� •::::a;:....r.n:,:t:q;.a� .;�;:iS;.S��^t::i ,
<br /> 1 ` /� p 1 ft '"k•. _r.�t„�;.:,
<br /> YV��:.. � l � ReatrkWgLayer .. �;: '���...
<br /> 2. Calculate mound size j UP" �dth(C2d)
<br /> � �� Rock dIh;D4) �wns 1Ay�((�i�
<br /> UPSLOPE "
<br /> a. Depth of clean sand fill at upslope edge of
<br /> rock layer = 3 ft minus the distance to restricting lay r (C1) "b'°''"°"`"'d��'�5ind`�
<br /> 3 ft- '� � ft = •t� ft �- `�o�-- a sy�
<br /> b. Mound height at the upslope edge of rock 34: SLOPE MULTIPLIER TABLE
<br /> layer = depth of clean sand for separation (G2a) ,, a
<br /> at upslope edge plus depth of rock layer (1 ft) ���e N'SLOPE DOWNSLOPE
<br /> multipliers for various multipliers for various
<br /> plus depth of cover(1 ft) slope ratios
<br /> alope rafios
<br /> 3:] �:l 5:7 6:] 7:] 8:1 3:] 4:1 5:] 6:1 7:1
<br /> �•�� ft + 1ft+ lft= 3�� f t 0 3.0 4.0 5.0 6.0 7.0 8.0 3.0 4.0 5.0 6.0 7.0
<br /> c. Upslope berm multiplier based on land slope ' 2�91 3.85 �.�6 5.66 6.s� �.9� 3.0� ,.,, ssb b.�e ,.ss
<br /> - � �'�2" (see figure D-34) Z 2•83 3.70 9.5! 5.36 6.14 6.90 3.19 4.35 5.56 6.82 8.�4
<br /> d. Upslope width = berm multiplier (G2c) times 3 2•�5 3.57 4.35 5.08 5.79 6.s5 3.30 l.59 5.88 7.32 8.86
<br /> upslope mound height (G2b): + 2.68 3.45 4.17 9.89 5.46 6.06 3.41 �.76 6.25 7,89 g,n
<br /> 3•Z )( �r(�, f t = 1� f t 5 2-61 3.33 4.00 4.62 5.79 5.71 3.53 5.00 6.67 8.57 10.77
<br /> DOWNSLOPE 6 2.54 3.23 3.85 4.41 l.93 5.l1 3.66 5.26 7.19 9.38 12.07
<br /> 7 2.48 3.12 3.70 9.23 9.70 5.13 3.80 5.56 7.69 ]0.34 13.73
<br /> e. rop in elevation = rock layer width (D2) times 8 2.92 3.03 3.57 9.05 4.99 9.88 3.95 5.88 8.33 11.54 15.91
<br /> percent landslope (C5) = 100
<br /> �Q ft X � t 9 2.36 2.99 3.45 3.90 9.30 4.65 4.]] 6.25 9.09 ]3.04 ]8.92
<br /> �/o T 100 = �� it 10 2.31 2.86 3.33 3.75 9.12 4.99 9.29 6.67 70.00 15.00 23.33
<br /> f. Downslope mound height= depth of clean 17 2.26 2.78 3.23 3.6] 3.95 l.26 l./B 7.19 Il.11 ]7.65 30.9°
<br /> sand for slope difference (G2e) at downslope � Z-21 2.70 3.12 3.99 3.80 4.08 4.69 7.69 12.50 27,43 l3.75
<br /> rock edge plus the mound height at the
<br /> upslope edge of rock layer (G2b)
<br /> 3•Q ft + �� ft= 3,�1 ft
<br /> g. Downslope berm multiplier based on percent lan slop
<br /> S�SIc (see figure D-34) �
<br /> h. Downslope width = downslope multiplier � " �o�" � ~-
<br /> (G2g) times downslope mound hei ght(G2� � l'p°'q��"�a�cc fa�
<br /> �,a�t,e x_ 3,� ft = a , ft `-1 1 I
<br /> i. Se lect the greater of G1 and G2h as the . � p6'� e Width(G2d) W a�,�p� �� UPs ape fWfdth(G2d)
<br /> � Length(p3) (p�,�
<br /> downslope width:__ a I ft -�
<br /> j. Total mound width is the sum of upslope ~ DO`�^$�ope Width(G2i) 'Za ft
<br /> AbaorpHon Width(F)�
<br /> width (G2d) width plus rock layer width
<br /> (D2)plus downslope width (G2i) � a� ~ '�
<br /> !o ft+ /o ft+ _ � � ft= _N,1 ft Total Lenglh(G2k)��T �,
<br /> k. Total mound length is the sum of upslope width ( 2d)
<br /> plus rock layer length (D3) plus upslope width (G2d)
<br /> In ft+ t,.�. ft+ Io ft = �'�feet
<br /> a 1 + ,l�-�.. + � i = �o y
<br /> Final Dimensions:
<br /> - y 1 X _ �3��1J� . , _
<br /> I here certily that I have c mpleted this work in accordance ith applicable ordinances, rules and laws.
<br /> �'-_ �;�r �. � .
<br /> _.--� .� �._ (s�gnature) (license#) 4� -�1 4S-ac�i
<br /> �(date)
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