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_ <br /> � <br /> OSTP Mound Materiats � . <br /> UNIVERSITY �5� '` °��'° <br /> nn�n������� �l�/OC'�(S�'1Get oF MixrrEso� `��.�� �� � � <br /> Control Agency �~ <br /> A. Catculate Bed (rock)Volume:Bed Lengtb (2.C)X Bed Ylydth (Z.B)X Deptf► =Voiume (ft') <br /> 50.0 ft x 10.0 ft x �.0 = 50Q.0 ft3 <br /> Divide ft3 by 27 ft;/yd3 to calculate cubic yards: <br /> 500.0 ft3 = 27 = 18.5 yd3 <br /> Add 20%for constructablity: 18.5 yd3 X 1.2 = 22.2 yd' <br /> B. Calcutate C(ean Sand Volume: <br /> Up�stope Volume: ((Upslope Mound Height - 1)x 3 x Bed Length)+2=cubic feet <br /> (( 3.5 ft -t) x 3.0 ft x 50.0 )+2= 187.5 ft3 <br /> Downsio�e Yotume: ((Uownslope Height- 1) x Downslope Absorption Width x Medin Length)+2=cubic feet <br /> (( 4.3 ft- 1) x 10.0 ft x 50.0 )�-2= 825.0 ft' <br /> Endstope Volume: (Downstope Mound Height- 1) x 3 x MediQ Width =cubic feet <br /> { 4.3 ft-1 ) X 3.0 ft X 10.0 ft = 99.0 ft' <br /> Volume Under Rock bed:Avervge Sor�Depth x Media Width x Media Length =cubic feet <br /> �.9 1.9 ft x 10.0 ft x 50.0 ft = 950.0 ft; <br /> Totol C(eon Sorrd Votume:Upslope Vo(ume +D�(�VoEome +E►�toRe Volume +Volrrme Under Medio <br /> 187.5 ft; + 825.0 f� + 99.0 ft' + 950.0 i�= 2061.5 ft3 <br /> Divide ft3 by 27 ft3/yd;to calculate cubic yards: 2061.5 ft3 = 27 = 76.4 y� <br /> Add 20%for constrvctability: 76.4 yd�x �.z = 91.6 yd3 <br /> C. Calculate Sondy Berm Votume: 3.9 <br /> Tota!8erm Votume(approx):((Avg.Mound Height-.5 ft topsoil)x Mound Width x Mound Length)+2=cu.ft. <br /> ( 3.9 _ 0.5 )ft X 37.0 ft X 76.0 )=2= 4778.5 ft' <br /> Totol Moemd Volume-Ctean Sand wtume-Rock Volume=cubfc feet <br /> 4778.5 ft3 - 2061.5 ft' - 500.0 ft3 = 2217.0 ft' <br /> Divide ft3 by 27 ft3tyd3 to calcutate cubic yar�: 2217.0 ft3 : 27 = 82.1 yd3 <br /> Add 20%for cor�structability: 82.1 yd3 x 1.2 = 98.5 yd3 <br /> D. Calcutate Toµsoil Materiul Volume:Total Mound V►�idth X Tota!Mound Lenqth X.5 ft <br /> 37.0 ft x 76.0 ft x 0.5 ft = 1405.4 ft3 <br /> Divide ft3 by 27 ft3/yd3 to catculate cubic yards: 1405.4 ft3 = 27 = 52.1 yd3 <br /> Add 20%for corstructability: 52.1 yd' x 1.2 = 62.5 yd3 <br /> 1 hereby certify that i have completed this work in acxordance with all applicable ordinances,rules and laws. <br /> ��..e, r,� <br /> Joseph J Olson =`��� "`��� 810 07/15N0 <br /> (Designer) (Signature) (Lice�ue#) (Date) <br />