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= - OSTP Mound Materiats W rksheet UNtVERSIT'Y �.��. <br /> Minnesota Pollutron OF�INI�'E301'A ���`�„��� <br /> Control Agency <br /> ProjectiU: v 11.04.22 <br /> A•CatcuFate Bed(rock)Yotume:Sed Length{2.0 X 8ed S5'idth Z.8)X Oepth n Volu ft' <br /> b3.0 rt x 10. fc x �.o = b30.e rc' <br /> Divlde ft�by 27 ft�/yd'to caip�late t k ds: <br /> 63 0 [t' f 27 = 23,3 y�' <br /> Add zo%ror coruvrxtaMtity: 23 3 yd'x 1.z = 28.0 yd' <br /> B.Calcuta[e Cfean Sand Yotume: <br /> Vofume Under Rock bed;Averase Sand Depth x Medle Wrdth x hledfa te th-cub feet <br /> 2.3 ft X 10.0« X b3,0 ft = f449.0 ft' <br /> For a Abund on a sEope from 0-t9i <br /> Vdwne from Length= ( ope Motnd Height-1)X Abwrptiort Width Beya�d Red X ta Bed Lenglhj <br /> �f� �') x � x rc = �_� <br /> VdUne from Width�(lUpstope Mo�u►d Height-f}X tlon Width[ieyond 8ed X ta Bed Width) <br /> � ft -1) X � X ft ` �_J <br /> ro:ar a�se„n v�r��:v�ru,� rom tength•VoJume from Wldth+'Vo}fume Unde Media <br /> �-J f� ' 1.-.J � ' ft' _ �ft' <br /> For a Mound on a slope ea[er than 79G <br /> Upslope Volume:�(Upstope Mound Helght -f)x 3 x Sed tength J+2-cabk feet <br /> (i 4.0 ft •1) X 3A ft X 63,0 )+2- 283.5 (�' <br /> Uo�rns[ope Vo(ume:((Downs[ Helqht-f)x Dowrutope Absorptlon W[d� ength)*2=c� �� � <br /> (( 4.6 tt-t x 40.Q X 63.0 �•2= 1i34A ft <br /> Endstope Vofume:(Dawns! e Moand Nelght-f)x 3 x Mediv 4YJdM=cubic feet <br /> ( 4.6 (i-1) X 3A ft X 10.0 ft = 108.0 tt' <br /> Totd C(eem Send Vofume:{lpslope Yofeme+D�ownstope Yotume�Endstape Vatame Ydume Under Medlo <br /> Z83.3 tt' . 1134.0 ft' � 108.0 ft' + 1449.fl t�'= 297A.5 ft' <br /> Drvide ft'by 27 ft�/yd'to wlct�ate cub3c yards: 297 .5 ft' t 27 = 110.2 y�t' <br /> Add 2t1�for c«utnxtabftity: 1'f 0 2 yd'X 1.2 = 132.2 yd' <br /> C.Calcutate Sondy Berm Ydume: <br /> Total Berm Yo[ume(opproxJ:((Avg.Ahound Hetght-0,5 ft topwil)x Nbund Wldth x l.ength)+2=cvbk(eet <br /> ( 4.3 _ 0.5 )[t X 44.4 X 9U.b )+Z• 7635.4 Ft' <br /> Toto{Mourd Vofume-C(ean Sand votume•Rak Yolume=cubtc/ee[ <br /> 7b35.4 i[' - 2974.5 ft' • 630.0 ft' = 4030.4 ft' <br /> Divide ft'by 27 ft'/yd'to calculate cubk yards: 403 .9 rt' - 27 - 149.3 y�' <br /> Add 20%for constructabitiry: 149 3 y6' x �.2 - 179.2 yd' <br /> D.Catculate Topsoil Matertoi Votume:Total Mound 4'/ldth X 7otot Mourxl Leeqth X.5 ft <br /> 49.4 tt x 90.6 x o.5 ft = 2009.3 ft' <br /> �M6e tt'by 2T tt'/yA'to calcutate cubic yarOs: 240 .3 ft' � 27 - 74.4 yd' <br /> naa 2oX tor cnnstn,ccabsitcy: 74 yd' x i.2 = 89.3 y�}' <br /> � <br />