Laserfiche WebLink
OSTP Mound Materials <br /> UNIVERSITY <br /> Minnesota Poilution Worksheet OF MINNESOTA � <br /> Control Agency '"' <br /> A. Calcutate Bed (rock)Vo(ume: Bed Lenyth (2.C)X Bed Width (2.6)X Depth = Volume (ft3) <br /> 38.0 ft x 10.0 ft x 1.0 = 380.0 ft3 <br /> Divide ft3 by 27 ft3/yd3 to calculate cubic yards: <br /> 380.0 ft3 : 27 = 14.1 yd3 <br /> Add 20%for constructability: 14.1 yd3 X 1.2 = 17.0 yd3 <br /> B. Calculate C(eon Sand Vo(ume: <br /> Ups(ope Vo(ume: ((Upslope Mound Height - f)x 3 x Bed Length)=2=cubic feet <br /> (( 3.7 ft - 1) X 3.0 ft X 38.0 )=2= 152.0 ft' <br /> Downs(ope Volume: ((Downs(ope Height- i) x Downstope Absorption Width x Media Length)=2=cubic feet <br /> (( 4.6 ft- �) x 14.0 ft x 38.0 )=2= 948.7 ft' <br /> Ends(ope Vo(ume: {Downslope Mound Height- 1) x 3 x Media Width =cubic feet <br /> ( 4.6 ft- 7 ) X 3.0 ft X 10.0 ft = 107.0 ft' <br /> Vo(ume Under Rockbed:Average Sand Depth x Media Width x Media Length =cubic feet <br /> 2.� o.0 2.1 ft x 10.0 tt x 38.0 ft = 804.3 ft' <br /> Toto!C(ean Sand Vo(ume: Ups(ope Volume +powns(ope Vo(ume +Endslope Volume +Vo(ume Under Media <br /> 152.0 ft' + 948.7 ft' + 107.0 ft3 + 804.3 ft;= 2012.1 ft3 <br /> Divide ft'by 27 ft3/yd3 to calcutate cubic yards: 2012.1 ft3 : 27 = 74.5 yd' <br /> Add 20%for constructability: 74.5 yd3 X 1-2 = 89.4 yd' <br /> C. Calculate Sandy Berm Vo(ume: 4.1 0.0 <br /> Toto(8erm Volume(opprox): ((Avg.Mound Height- .5 ft topsoil)x Mound Width x Mound Length)=2=cu. ft. <br /> ( 4.1 _ 0.5 )ft x 38.0 ft x 66.0 )=2= 4535.3 ft' <br /> Totnl Mound Volume-Ctean Sand volume-Rock Volume=cubic feet <br /> 4535.3 ft3 - 2012.1 ft3 - 380.0 ft3 = 2143.2 ft3 <br /> Divide ft'by 27 ft3Jyd3 to calculate cubic yards: 2143.2 ft' = 2� = 79•4 yd; <br /> Add 20%for constructability: 79.4 yd3 x 1•2 = 95.3 yd3 <br /> D. Calculate Topsoil Mnteriot Votume: Total Mound Width X Tota(Mound Length X.5 ft <br /> 38.0 ft X 66.0 ft X 0.5 ft = 1254.0 ft' <br /> Divide ft3 by 27 ft3/yd'to calculate cubic yards: 1254.0 ft' : 27 = 46.4 yd3 <br /> Add 20%for constructability: 46.4 yd3 x �.2 = 55.7 yd3 <br /> I hereby certify that I have completed this work in accordance with all applicable ordinances,rules and laws. <br /> �J <br /> ;��`"_'.." <br /> Joseph J Olson j 810 04/16/10 <br /> �I . <br /> (Designer) if (Signature) (License#) (Date) <br /> � - <br />