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OSTP Mound Materials Worksheet UNIVERSITY <br /> Minnesota Pollution <br /> Control Agency OF MINNESOTA _\_ , <br /> Project ID: <br /> +03.19.15 <br /> A. Calculate Bed frock)Volume:Bed Length ;LC)X Bed Width 12.8)X Depth = Volume ift'i <br /> I63.0 Ift x I 10.0 Ift x :.0 I 630.0 Ift <br /> Divide ft'by 27 ft 'yd'to calculate cubic yards: <br /> I 630.0 <br /> � I tt' a 27 - I 23.3 Iyd. <br /> Add 20',for constructability: I 23.3 I <br /> yd'X 1.2 - <br /> 28.0lyd <br /> B. Calculate Clean Sand Volume: 1 <br /> Volume Under Rock bed:Average Sand Depth x Media Width x Media Length. =cubic feet <br /> I 1.7 Ift X I 10.0 ,ft X I 63.0 jft - ! 1081.5 Ift' <br /> (For a Mound on a slope from 0-1% <br /> Volume from Length-(lUpslope Mound Height•1)X Absorption Width Beyond Bed x Media Bed Length, <br /> I Ift • 11 X I x I Ift = I <br /> Volume from Width=iiUpslope Mound Height,1 i X Absorption Width <br /> Beyond Bed X Media Bed vridtni <br /> I I ft • ii X I I X l Ift I <br /> ITotcl Clean Sand Volume: Volume from Length-Volume from Width• Volume Under Media i 1 <br /> I I ft' - I I ft - ft = 1 Ift` <br /> For a Mound on a slope greater than 1% <br /> Upslope Volume: ;;Upslope Mound Height - t)x 3 x Bed Length i-2=cubic feet <br /> 1i1 3.4 ft • 1i X 3.0 ft X ! 63.0 <br /> 2= I 228.4 Ift' <br /> Downslope Volume:liDawnslope Height- 1! x Downsiope Absorption Width x Media Length;-2=cubic feet <br /> III 4.0 I ft- 11 x I 10.0 Ift x I 63.0 <br /> 2 = ( 950.3 Ift <br /> Endslope Volume:(Downslope Mound Height• 1, x 3 x Media Width =cubic feet <br /> 1I 4.0 I ft- 1 i X 3.0 ft X I 10.0 Itt = I 90.5 <br /> Ift <br /> Total Clean Sand Volume:Upslope Volume •Downslope Volume •Endslope Volume • Volume Under Media <br /> I228.4 I ft' - I 950.3 I ft- - I 90.5 I ft - 1081.5 Ift' - 2350.6 If; <br /> Divide ft'by 27 ft'.yd to calculate cubic yards: <br /> 2350.6 ft i. 27 - I 87.1 Iyd <br /> Add 20%for constructability: I 87.1 <br /> yd X 1.2 104.5 IYd <br /> C. Calculate Sandy Berm Volume: <br /> Total Berm Volume rapproxi: ((Avg,Mound Height-0.5 ft topsoil)a Mound Width x Mound Length,-2=cubic feet <br /> iI 3.7 I • 0.5 ift X I 42.2 <br /> Ift X I 87.1 I 1-2. I 5906.5 Ift' <br /> Total Mound Volume-Clean Sand volume-Rock Volume=cubic feet <br /> I 5906.5 <br /> � I ft' - I 2350.6 I ft - 630.0 J ft 2925.9 I <br /> (t <br /> Divide ft'by 27 ft''yd''to calculate cubic yards: I 2925.9iC e 27 - 108.4 Iyd; <br /> Add 202 for constructability: I 108.4 I <br /> ydx �•2 _ ' 130.0 fro' <br /> D. Calculate Topsoil Material Volume:Total Mound Width X Total Mound Length X.5 ft <br /> I42,2 Ift X I 87.1 Ift X 0.5 ft - <br /> 1836.2 jfr <br /> Divide ft'by 27 ft yd- to calculate cubic yards: I 1836.2 <br /> i ft 27 68.0 yd <br /> Add 20'x1-for constructability: II ) <br /> 68.0 yd' x 1.2 - <br /> 81.6 Iyd <br /> 4 <br />