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� OSTP Mound Materiats Worksheet U�,vERS1TY ��i <br /> Minnesota Poliution UF :VLINNESOTA <br /> Control Agency �-1-� <br /> Project ID: v 07.14.15 <br /> A. Calculete Bed �rotk)Yofume:Bed Length i?.0 X 8ed Width 2.8)X Depth =Yolume ffL' <br /> { 50.0 ft X 10.0 ft X t.Q - 500.0 ft' <br /> Div�de ft�by 27 ft'iyd'to calcutate cubic ards: <br /> 500.0 ft' = 27 = 18.5 yd' <br /> Ado 20=. torconstruc[abdfty: 18.5 yd'X 1.2 = 22,2 yd3 <br /> B. Catcutate Clean Sond Vo(ume <br /> Voi;:•me Under Rock bed:Averoge 5ond Depfh x Media Width x Media Length =cubit feet <br /> �1.8 - tc X 10.0 ft X 50.0 ft = 891.7 ft' <br /> For a Mau�d on a slope from 0-i% <br /> Volume from Length=��Upslope Mouno Ne�ght-i i X Absorptio�Width Beyond Bed X Media Bed Length) <br /> ' I ft 1} X � X ��it �� <br /> i <br /> Volume t;om Width-((Upslcpe Mound Height-1 f X Absorption Width Beyond Bed X Media Bed Widthl <br /> �� ft - 1) X �_� X �ft = �� <br /> To[ai Uean Sand Volume: Volume Jtom Length• Volume/rom wid[h� Vofume Under Media <br /> �- ft' - � ft' - ��� ft` = �{�' <br /> For a Mound on a slope grea[er than 196 <br /> Upslope Volume: (�Upsiope Mound Height - t�x 3 x Bed Length�-2=cubic feet <br /> il� ft -1) X 3.Oft X 50.0 �-2= 175A ft' <br /> Downs(ope Voiume:UDownslope Height- 1� x Downslope Absorp�ion Widtn x Media Length�-2=cub�c feet <br /> �� 4.2 ft-11 X 16.0 ft X 50.0 )-2= t293.3 fY <br /> fndsiope Vofume:�Downslope Mound Height• U x 3 x Medio Widih �cubic feet <br /> �� a.'1 ft-1 1 X 3.0 ft X 10.0 ft = 97.0 {�� <br /> Total ttean Sand Volume:Upsfope volume -Downslope Volume -Endslope Vo(ume � Vofume UnderMedio <br /> ' 175A ft` . 1Z93.3 ft' • 97.0 {t' . 891J (�== 2457A {t' <br /> i ' <br /> Divfde tt by 27 ft'lyd'[o catcutate cubic yards: 2457.0 {t= � 27 = 91.p yd� <br /> Add 2D'; for construcWbility: 91.0 yd'x 1.2 - 104.2 yd' <br /> C. Catculate Sondy Berm Volume: <br /> 7ota(Berm Volume rapproxl: liAvg.Mound height-0.5 ft topsoil�x Mound Width x Mound Length)-2=cubic feeT <br /> i 3$ 0.5 �ft X � 42.0 ft X 76A ;-z= 5240.2 ft' <br /> Total t�nound Volume•C(ean Sond volume-Rock Volume=cubic Jeet <br /> � 5240.2 f�' . 2457.0 ft - 500.0 {t' - 2283.2 }�' <br /> �wide tt'by 27 tt'/yd to catculate cubic yards: 2283•2 ft' ; 27 = 84.6 yd' <br /> Add 2G`s for cons[ructability: � 84.6 yd' x 1.2 = 701.5 yd� <br /> D. Calculate Topsoi!Materioi Volu�;�e: Totot tnound Width X Totaf Mound tength X.5 Jt <br /> 42.0 tt X 76.0 ft X 0.5 ft = 159b.0 {t� <br /> Divide ft by 27 ft'1yd'to catculate cub�c yards: 7596.0 ft' � 27 = 59.1 yd2 <br /> Aod 20: for cons[ructabd�ty: 59•1 yd' x t-2 = 70.9 <br /> yd'' <br />