Laserfiche WebLink
G. MOUND SLOPE WID1'H & LENGTH Landslope > 1% slope , <br /> � ' (landslope greater than 1%) <br /> �e, <br /> 1. Downslope absorption width= absorption width (F) , ,�;;§���;:� A`� ���, <br /> A, �,�� �. „ �k�'.�. 6'Topwil <br /> minus rock la yer width (D2) r "yrQ.;fr�e�5�r �"�x� �•�s.�[�R ����, ��3 w��, <br /> -��._ -M . ..,,,�x5 < .�......� �.� .,. :a.. <�.�t�'.�'�•S��;<�._ <br /> eS�/. '/ lt-____�_ft= � � ft panHonL�Lh �•�.•` <br /> ww�uy.. <br /> ���� Rock Idth(D2) ���� <br /> 2. Calculate mound size `� p <br /> UPSLOPE <br /> a. Depth of clean sand fill at upslope edge of „�,�,dw.s.,,a«, <br /> rock layer = 3 ft minus the distance to restricting layer (Cl) �" <br /> 3 ft-J, c� ft=.�L'-�� D-34: SLOPE NNLTIPLIER TABLE <br /> b. Mound height at the upslope edge of rock <br /> layer = depth of clean sand for separation (G2a) �..�a UPSLOPE nowrrsLorE <br /> S�iope mulliplieis for various multiPlisn for vuious <br /> at upslope edge plus depth of rock layer(1 ft) R •�oa�ae�• .lope ntioc <br /> plus depth of cover (1 ft) : ':' S:� 6:' ':' :' :' +: :' 6:' ':' <br /> �„�- ft+ 1ft+ lft= �r�ft 0 3.0 �.0 S.0 6.0 7.0 B.0 3.0 4.0 5.0 6.0 7.0 <br /> c. Upslope berm multiplier based on land slope 1 z.91 3.85 s.�e s.� 6.sa �..� a.o� +.�� ss6 e.3s �ss <br /> ��, . 7��p (see figure D-34) 2 2•83 3.70 4.54 5.36 6.14 6.90 3.19 �.35 5.56 6.82 8.14 <br /> 3 2.75 3.57 4.35 5.08 5.79 6.45 3.30 �.54 5.88 7.32 8.86 <br /> d. U slo e width = berm multiplier (G2c) times <br /> P P � 2.68 3.�5 �.17 4.8� SA6 6.06 3.41 4.76 6.25 7.89 9.72 <br /> ups� l�Obe X o�yhefght (G!Q): ft 5 2.61 3.33 4.00 4.62 5.19 5.71 3S3 5.00 6.67 8S7 10.77 <br /> ' 6 2.54 3.23 3.85 �.41 4.93 5.11 3.66 5.26 7.14 9.38 12.07 <br /> DOWNSLOPE 7 2.48 3.12 3.70 4.23 4.70 5.13 3.a0 5.56 7.69 10.31 13.73 <br /> e. Drop in elevation = rock layer width(D2) times 8 z.az 3.03 s.s, ..os 4.19 a.ee 3.95 s.ee ea3 z�.sa �s.9� <br /> percent landslope (C5) '�" 1�� 9 2.36 2.94 3A5 3.90 4.30 l.65 �.11 6.25 9.09 13.04 18.92 <br /> �ft X �(� %i- 10� _ •D ft 10 2.31 � 3.33 3.75 4.72 4.4� 4.29 6.6` ]0.00 15.00 23.33 <br /> f. Downslope mound height= depth of clean il 2.26 2.78 3.23 3.61 3.95 4.26 4.48 7.14 11.11 17.65 30.43 <br /> sand for slope difference (G2e) at downslope � �1 2.�0 3.� 3.49 s.eo ..oe �.69 �.69 �z.so z�..s 43.75 <br /> rock edge plus the mound height at the <br /> upslope edge of rock layer (G2b) <br /> 3•�I ft+ I,c� ft=�_ft <br /> g. Downslope berm multiplier based on percent land slop _ ��� <br /> (�,Li7 (see figure D-34) <br /> h. Downslope width = downslope multiplier � UPs�o��►,dwcc fd> <br /> (G2g) times downslope mound height(G2 fl y9 I <br /> ���( r�,y ft= a�lt � Upt�pe Width(G2d) Width(�D'2 _� UP+ope fWldth(G2d) <br /> i. Select the greater of Gl and G2h as the �"8�'`�'-�Og <br /> � <br /> downslope width: "�r'�' ft � °°N'^6'°�"''dw«z" f` <br /> j. Total mound width is the sum of upslope �b'°��«�W'dw`F'�� <br /> width (G2d) width plus rock layer width <br /> (D2) plus downslope width (G2i) ToW La+gth(G2k)1�_E� <br /> Id it+_�_ft+�_ft= ��ft <br /> k. Total mound length is the sum of upslope width (G2d) <br /> plus rock layer length (D3) plus upslope width (G2d) <br /> �t�ft+ G� ft+�[�ft= �_feet <br /> �� �-�- ��" � �� = ��y Final Dimensions: <br /> 4� x /r�� A�� <br /> I hereby cerrify that I have co pleted this work in accordance with applicable ordinances, rules and laws. <br /> . � (si ature � (license#) � � -�� �d� (date) <br /> � � <br />