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- OSTP Mound Materials Worksheet UNIVERSITY <br /> Mlnnesota Poilution OF MINNESOTA <br /> Controi Agency 1.�' <br /> ProjectlD: v 07.14.15 <br /> A• talalate Bed �rock)Volume:Bed Length �2.0 X Bed Width 2.81 X Depth =Vo(ume ft') <br /> 63.0 ft X 10.0 ft X 0.8 = 504.0 ft' <br /> Divide ft'by 27 ft'iyd'to catcutate wbic ards: <br /> 504.0 ft' a 27 = 18.7 yd' <br /> Add 20�for construttability: 18J yd'X 1.2 = 22,4�yd3 <br /> B. Calcutate Cleon Sand Volume: <br /> Volume Under Rock bed:Averoge Sand Depth x Media width x Media Length =cubic feet <br /> 2.4 ft X 10.0 ft X b3.0 ft = 1512A ft' <br /> For a Mound on a slope from 0-1% <br /> Volume from Length=��Upslope 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- t)X Absorption Width Beyond Bed X Media Bed Width) <br /> ft -1) X X ft = <br /> Tota!Uean Sand Volume: Volume Jrom Lenyth- Volume from Width t Volume Under Medio <br /> ft' - �� ft3 + ft1 = ft} <br /> For a Mound on a slope Qreater than 1% <br /> tlpsiope Volume: (�Upslope Mou�d Hei ht - 1)x 3 x Bed Lenqth)�2=cubic feet <br /> (l 3.2 ft - 1) X 3.0 ft X 63.0 )-2= 204.8 ft3 <br /> Downslope Volume:((Downslope Height- i) x Downslope Absorption Width x Medra Len3th��2=cubic feet <br /> (� 5.0 ft•1) X 16.0 ft X 63.0 )-2= 1999.2 ft' <br /> Endslope Vo(ume:(Downslope Mound Height- 1) x 3 x Media Wid[h =cubic fee[ -� <br /> ( 5.0 ft-1 ) X 3.0 ft X 10.0 ft = 119.0 �ft' <br /> ---� <br /> Total Clean Sond Volume:!lpslope Volume +Downslope Volume *Endslope Volume t Volume Under MediQ <br /> 204.8 ft' � 1999.2 ft' . 179.0 f�' , 1512.0 ft'- 3835.0 ' <br /> ft <br /> Divide ft;by 27 ft'ryd3 to calculate cubic yards: 3835.0 ft3 : 27 = 142.0 yd' <br /> Add 20%for constructabitity: 142.0 � - <br /> yd X 1.2 - 170.4 yd <br /> C. Calculate Sandy 8erm Votume: <br /> Totol Berm Voiume/approx): (�Avg.Mound Height 0.5 Tt topsoit�x Mound Width x Mound Le�gth)�Z=cubic feet <br /> ( 4•� � 0.5 )ft X 53.0 ft X 93.0 )-2= 8790.1 ft' <br /> Total Mound Volume•C(ean Sand votume-Rock Volume=cubic Jeet <br /> 8790.� ft' - 3835.0 ft' - 504.0 ft' = 4451.1 {t' <br /> --� <br /> Divide ft3 by 27 ft''!yd'to calcutate wbic yards: 4451.1 f�3 � 27 = 164,q Yd� <br /> Add20%forconstructabitity: 1�.9 yd' x 1.2 = 197.8 yd <br /> D. Calculate Topwi(Material Volume:Toto!Mound Width X Total Mound tength X.5 ft <br /> 53.0 ft X 93.0 ft X 0.5 ft = 2464.5 ft' <br /> Divide f[3 by 27 ft'/yd3 to calwtate cubic yards: Z464•5 ft' : 27 = 91.3 yd� <br /> Add 20%for constructability: 9�•3 yd3 x 1.2 = 109.5 3 <br /> yd <br />