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f <br /> OSTP Mound Materiats Worksheet UNIVERSITY �d <br /> Minnesota Pollution OF MINNESOTA `� <br /> Control Agency -���' <br /> ProjectlD: v 06.12.13 <br /> A.Calcutate Bed (rock)Volume:Bed Length (2.0 X Bed Width 2.6)X Depth =Vo(�me ft3 <br /> 63.0 ft X 10.0 ft X 1.0 = 630.0 ft' <br /> Divide ft'by 27 ft'/yd;to catculate cubic ards: <br /> 630.0 ft' � 27 = 23.3 yd' <br /> Add 20%for constructability: 23.3 yd'X 1.2 = 28.0 d� <br /> Y <br /> B. Calculate Clean Sond Volume: <br /> Volume Under Rock bed:Average Sand Depth x Media Width x Medio Length =cubic feet <br /> 13 ft X 10.0 ft X 63.0 ft = 829.5 ft3 <br /> For a Mound on a slope from 0-1% <br /> Volume from Length=((Upstope Mound Height-1)X Absorption Width Beyond Bed X Media Bed Length) <br /> ft -1) X X ft = <br /> Volume from Width=((Upslope Mound Height-1)X Absorption Width Beyond Bed X Media Bed Width) <br /> ft -1) X X ft _ <br /> Total Clean Sand Volume:Votume from Length+Volume jrom Width+Volume Under Media <br /> . ft3 + ft' + fts = ft3 <br /> For a Mound on a slope greater than 1% <br /> Upslope Volume:((Upslope Mound Height - 1)x 3 x Bed Length)-�2=cubic feet <br /> (( 3.2 ft -1) X 3.0 ft X 63.0 )*Z= 204,8 ft' <br /> Downs(ope Volume:((Downs(ope Height-1) x Downstope Absorption Width x Medie Length)�2=cubic feet <br /> (( 3.5 ft-1) X 10.0 ft X 63.0 )+2= 777.p ft' <br /> Endslope Volume:(Downslope Mound iierght- 1)x 3 x Media Width =cubic feet <br /> ( 3.5 ft-1 ) X 3.0 ft X 10.0 ft = 74.0 ft; <br /> Tota!Clean Sand Vo(ume:Ups(ope Votume +Downslope Volume +Endsfope Volume +Volume Under Media <br /> 204.8 ft' + 777A ft' , 74.0 ft' + 829.5 ft'= 1885.3 ft' <br /> Divide ft'by 27 ft1/yd'to calcutate cubic yards: 1885.3 ft3 ; Z7 - bg.g yd; <br /> Add 20%for constructability: 69.8 yd'X 1.2 = g3,g yd3 <br /> C. Calculate Sandy Berm Vo(ume: <br /> Totat Berm Volume(approx):((Avg.Mound Height-0.5 ft topwit)x Mound Width x Mound Length)�2=cubic feet <br /> ( 3.3 _ 0.5 )ft X 37.0 ft X 85.0 )+2= 4429.2 ft' <br /> Total Mound Vo(ume-Clean Swd volume-Rock Volume=cubic feet <br /> 4429.2 ft' _ 1885.3 ft' _ 630.0 ft' - 1914.0 ft; <br /> Divide ft'by 27 ft3/yd'to catculate cubic yards: 1914.0 ft; = 27 - 70,9 yd3 <br /> Add 20%for constructability: 70.9 yd3 x 1.2 = g5,1 yd3 <br /> D. Calculate Topsoi!Alaterial Volume:Total Mound Width X Total Mound Length X.5 ft <br /> 37.0 ft X 85.0 ft X 0.5 ft = 1572.5 ft3 <br /> Divide ft'by 27 ft'/yd3 to calculate cubic yards: 1572.5 ft3 : 27 = 58,2 yd3 <br /> Add 20%for constructability: 58.2 yd3 x 1.2 = 6g,g yd' <br />