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` OSTP Mound Materials Worksheet UNIVER3ITY `;'.�� <br /> Minnesota Pollution OF MCNNESOTA `. �� _ <br /> Control Agency -��,��- <br /> ProjectlD: v 06.12.13 <br /> A•Calculate Bed(rock)Volume:Bed Length (2.0 X Bed Width (2.B)X Depth=Volume ft3 <br /> 63.0 f� X 10.0 ft X 1.0 = 630.0 ft3 <br /> Divide ft�by 27 ft3/yd3 to calculate�' - <br /> 630.0 ft� = 27 - 23.3 yd3 <br /> Add 20%for constructability: 23•3 yd'X 11 = 28.0 yd3 <br /> B. Calculate C(eon Sand Volume: <br /> Yolume Under Rock bed:Averaqe Sand Depth x Media Width x Media Length=cubic feet <br /> �•2 ft X 10.0 ft X 63.0 ft = 724.5 f� <br /> For a Mound on a slope from 0-1% <br /> Volume from Length=((Upslope Mound Height-1)X Absorption Width Beyond Bed�X M�d 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 /> �� f t _1, X �� X �ft = �� <br /> Totol C1ean Sand Vofume:Volume from Length+Volume from Wldth+Volume Under Media <br /> l�� rL ' �-� ft3 + �� ft3 = ��{*3 <br /> For a Mound on a slope greater tha�1% <br /> Upstope Volume:((Upsfope Mound Height-1)x 3 x Bed Length)�2=cubic feet <br /> (( 3.0 ft -1) X 3.0 ft X 63.0 )+2= 189.0 ft� <br /> Downslope Volume:((Downslope Helght-1)x Downstope Absorption Width x Media Length)+2=cubic feet <br /> (( 3.3 ft-1) X 10.0 ft X 63.0 )+2= 724.5 ft3 <br /> Endslope Votume:(Downs(ope Mound Height-7)x 3 x Medio Width=cubic feet <br /> ( 3.3 ft-1 ) X 3.0 ft X 10.0 ft = 69.0 f� <br /> Totat C(eon Sand Vofume:Upslope Volume+Downslope Volume +Endstope Votume +Vo(ame Under Medio <br /> 189.0 ft� + 724_5 {t3 + b9.0 ft' + 724.5 {��= 1707.0 3 <br /> ��ft <br /> Divide ft'by 27 ft'/yd3 to calculate cubic yards: 1707.0 ft3 ; 27 - 63,2 yds <br /> Add 20%for constructability: 63.2 yd'X 1.2 = 75.9 d3 <br /> Y <br /> t. Calcutate Sondy Berm Vo(ume: <br /> Totvf Berm Volume(opprox):((Avg.Mound Height-0.5 ft topsoil)x Mound Width x Mound Length)*2=cubic feet <br /> ( 3•2 - 0.5 )ft X 35.0 ft X 83.0 )+2= 3847.1 f� <br /> Tota!Mound Vo(ume-Clean Sand volume-Rock Volume=cubic feet <br /> 3847.i {� _ 1707.0 f� _ 630.0 ft3 - 1510.'1 {� <br /> Divide ft'by 27 ft3/yd'to calculate cubic yards• 1510.1 ft' : 27 = 55.9 yd3 <br /> Add 20%for constructabiliry: 55.9 yd3 X �_Z - 67,� d3 <br /> Y <br /> D.Calculate Topsoit Materio!Volume:Totaf Mound Width X Tota!Mound Length X.5 ft <br /> 35.0 ft X 83.0 ft X 0.5 ft = 1451.8 {Y' <br /> Divide ft�by 27 ft3/yd3 to calculate cubic yards• 1451.8 ft3 = 27 s 53,g yds <br /> Add 20%for constructability: 53.8 yd' x 1.2 = 64.5 d3 <br /> Y <br />