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OSTP Mound Materials Worksheet UNIVERSITY <br /> Minnesota Pvllutfon OF MINNESOTA <br /> Control AgencNNOM <br /> y <br /> Project : v 07.14.15 <br /> A.Calculate Bed(rock)Volume:Bed length (2.t)X Bed Width 2. )X Depth -Volume <br /> 62.5 ft X 1 10.0 Ift X 0.8 - 500.0 ft3 <br /> Divide ft3 by 27 ft'/yd'to calculate cubic ands: <br /> 500.0 ft3 + 27 = 18.5 lyd3 <br /> Add 20%for constructability: 18.5 yd3 X 1.2 = 22.2 ]yd-1 <br /> 8. Calculate Clean Sand Volume: <br /> Volume Under Rock bed:Average Sand De h x Media Width x Media Len th =cubrft <br /> feet <br /> 1.6 ft X 10.0 X 62.5 ft = 1000.0- ft3 <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 CI <br /> Volume from Width-((Upslope Mound Height-1)X Absorption Width Beyond Bed X Media Bed Width) <br /> ft -1) x x I ft = <br /> Total Clean Sand Volume:Volume from Length+Volume from Width+Volume Under Media <br /> ft3 + ft3 + ft3 ft3 <br /> For a Mound on a slope greater than 1% <br /> Upslope Volume:((Upslope Mound'Height - 1)x 3 x Bed Length)+2-cubic feet <br /> (( 2.7 ft -1) X 3.0 ft X 62.5 )-2- 156.3 ft3 <br /> Downslope Volume:((Downslope Hei ht-1 x Downslope Absorption Width x Media length)+2-cubic feet <br /> ft-1) X 1 10.0 ft X 62.5 )+2- 770.8 ft3 <br /> Ends(ope Volume:(Downslope Mound Height-1)x 3 x Media Width -cubic feet <br /> (1 3.5 1 ft•1 ) X 3.0 ft X 10.0 ft 74 ft3 <br /> Total Clean Sand Volume:Upslope Volume +DownslopeVolume +Endsl Volume +Volume Under Media _ <br /> 156.3 ft3 + 770.8 ft3 + 74.0 ft3 + 1000.0 ft3= 2001.1 ft3 <br /> Divide ft3 by 27 ft3/yd3 to calculate cubic yards: 2001.1 ft3 + 27 = C 7.4.1 yd3 <br /> Add 20%for constnxtabi(ity: 74.1 yd3 X 1.2 U.9 ]yd' <br /> C.Calculate Sandy Berm Volume: <br /> Total Berm Volume x):((Avg.Maud Height.0.5 ft topsoil x Mound Width x Mound Length)+2-cubic feet <br /> ( 3.1 0.5 )ft X 37.0 ft X 84.5 )-2- 4012.3 ft3 <br /> Total Mound Volume-Clem Sand volume-Rock Volume-cubic feet <br /> 4012.3 1 ft3 2001.1 ft3 _ 500.0 ft3 = 1511.3 ft3 <br /> Divide ft3 by 27 ft'/yd'to calculate cubic yards: 1511.3 ft3 + 27 - 56.0 yd3 <br /> Add 20%for constructability: 56.0 yd3 x 1.2 - 67.2 yds <br /> D.Calculate Topsoil Material Volume:Total Mound Width X Total Mound Length X.5 ft <br /> C37.0 ft X ft X 0.5 ft = 1563.3 ft3 <br /> Divide ft3 by 27 ft3/yd3 to calculate cubic yards: 1563.3 ft3 + 27 - 57.9 jyd3 <br /> Add 20%for constructability: 57.9 yd3 x 1.2 - 69.53 <br /> Yd <br />