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4• MOUND SIZING <br /> A. Calculate Ciean Sand Lift: 3 feet minus Depth to Limiting Condition (1.C)=Ctean Sand Lift (1 ft minimum) <br /> 3.0 ft - 1.3 ft = 1.7 ft <br /> B. Catculate Upslope Height:C(eon Sand Lift (4.A)+medio depth (1 ft.)+cover (i ft.)=Upslope Height <br /> 1.7 ft + 1.0 ft + 1.0 ft= 3.7 ft <br /> D.3J:Slup>Muiriplicr TaC,le <br /> land 51ope'o 0 2 7 4 S b T 8 9 10 � i I I2 13 14 15 Ib 17 i8 14 20 21 22 23 24 25 <br /> i IJp;10�? 3:1 ?.C�; Z.91 d 6312.i5'"t.SE L.SI L5+ 2,�+.i 2.J? 2J6 Z.31 1.25�2.21 2.!T Z.t3 2.�J4 L(r!, 2.Oi 2.t1C I.Si t.4i 1.93 t.4t I.8'v I.8? 1.Q5 <br /> �?�?IIn P,d:'.p J:1 4.06 's.85 i.70 3.57 i.15 :.37 3.Z� 3Ji 3.03 2.5.1 2.86 2J8 2JQ 2.62 2.55 2.d8 2.a1 2.35 L29 2.23 2.18 2.13 2.08 1.03 t.98 1.53 <br /> LandSlope`� o i t , i a 5 6 7 S 9 io j ti tt i3 la i5 in i7 is �9 20 21 22 23 za 25 <br /> lr��:,'IIiIpDo 3:1 ?.ih: :.Si :.'S�>.�?li.Ji i.5i i.E5�3.B0 3.ii d.11 J.23i»e.g :.5"v <951i.ia i.55 5.E8 E.2-! 5.63 7.N 7.a? 7.53 4.J2 3.3s 9..A5 ;Q02 <br /> Bet01 Rd'i0 �l:1 1.00 3.7] 1.i5 a.5a��.7h S.C-0 5.26 5.56 5.8d 6.25 6.57 7.1.1 7.69 E.25 8.Y2 9.i7 t0.2J 10.91 11.6T 12.42 t3.14 13.99 tJ.82 75.67 it.51 17.�k: <br /> � Select Upslope Berm Multip(ier <br /> (based on land slope): 3.70 (figure D-34) <br /> D. Calculate Upslope Berm Width:Mu(tiplier (4.C)X Ups[ope Mound Height (4.6)=Ups(ope Berm Width <br /> 3.70 ft x 3.7 ft = 13.6 ft <br /> E. Calculate Drop in E(evation Under Bed:Bed�dth (2.B) X Land Slope (1.D)� 100=Drop (ft) <br /> 10.0 ft X 2.00 % •- 100= 0.20 ft <br /> F. Calcutate Downslope Mound Heisht: Upslope Height (4.B)+Drop in Elevation (4.E)=Downslope Height <br /> 3.7 ft + 0.20 ft = 3.9 ft <br /> Select Downslope Berm Mu(tiplier <br /> G' (based on land slope): 4.35 (figure D-34) <br /> H. Calculate Downslope Berm Width:Mu(tiplier (4.G)X Downslope Height (4.F)=Downs(ope Berm�dth <br /> 4.3 5 x 3.9 ft = 16.8 ft <br /> I. Calculate Minimum Berm to Cover Absorption Area:Downslope Absorption Width (3.B or 3.C)+4 ft. =ft <br /> 10.0 ft + �4 ft = 14.0 ft <br /> J. Design Downslope Berm =greater of 4H and 41: 16.8 ft <br /> K. Select Endslope Berm Multiplier: 3.00 (usually 3.0 or 4.0) <br /> L. Catculate Endslope Berm (4.K)X Downslope Mound Height (4.F)=Ends(ope Berm Width <br /> 3.00 ft x 3.9 ft = 11.6 ft <br /> M.Calculate Mound Width: Ups(ope Berm Width(4.D)+Bed Width (2.6)+poWnslope Berm Width (4.J)=ft <br /> 13.6 ft + 10.0 ft + 16.8 ft = 40.4 ft <br /> N. Ca(culate Mound Length: Ends(ope Berm �dth (4.L)+Bed Length (2.C)+Ends(ope Berm�dth (4.L)=ft <br /> 11.6 ft + 63.0 ft + 11.6 ft = 86.2 ft <br />