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<br />1lORKSHEET V-I <br />DAM FAILURE DISCHARGE <br /> <br />DAM: HAso,v <br /> <br />CO-Zol/CJ <br /> <br />BY: -7"k/v$ <br />DA:~; ~ -Z/J - B 3 <br /> <br />W, Div. Z <br /> <br />W. Dist. /2 <br /> <br />PHYSICAL DATA: <br /> <br />Height, H= 50 Ft. Freeboard, FB= 10 Ft. H-FB==Yo == I/O Ft. <br /> <br />-----<<-.- <br /> <br />Crest Width , We == <br /> <br />/tJ <br /> <br />Capacity. V = Z~5tJ <br /> <br />Ac.Ft. <br /> <br />,'~ L" Embankment Slopes, 2:1: <br /> <br />Upstream = -L:l <br /> <br />Downstream = z.. .1 <br /> <br />'J '"/. <br />i'" <br /> <br />Cr est Lengt h, LC == /4Z5 Ft. <br /> <br />Surface Area,A == /ZI <br /> <br />Ac. <br /> <br />K, = ~" <br />(H + 10) / W <br />5 c <br /> <br />I. (J <br /> <br />'(.....--- _ 5Ic:.:.-.)c.- J C1 ..-- "")~ ~ <br />Of' 01 ) (LC-.543 ) (A4.45 )(V-S.39)= {).Z2 <br /> <br />" [ForV!H<200 ,min. 0.5~Kz:!1.5 max. <br /> <br />, For 200~V!H~10~0. min. O.05~K2~1.5 max. <br /> <br />For V!H>lOOO ,min. 0.005~K2~1.5 max. <br /> <br />1/ use K2 == , 0. 5 <br />-<-=.53 , <br /> <br />"~-' e ~C'?"v"~~ <br /> <br />K4 = erosiveness of embi:.'t. mat'I. <br /> <br />== /,25 <br /> <br />min. O. 5 :O! K1 <br /> <br />6 1.5 max. <br /> <br />use Kl = <br /> <br />/.25 <br /> <br />(' <br /> <br />:J ;:;: "5":;': w.YUz <br />( )' = <br />Z1 + 2Z <br /> <br />fl_V <br /> <br />min. 0.5 :!! K3 '" 1.5 max. <br /> <br />0.5 ~ K4 ~ 1.0 ~ K4 '" 1.5 <br />tight stable erosive <br /> <br />use K3 = <br /> <br />1.(7 <br /> <br />use K4 == <br /> <br />/.0 <br /> <br />Est'd. peak 'drY failure' flood discharge, Q cfs <br /> <br />Q == 2Vx 43560 = <br />p T x 3600 <br /> <br />( V <br />(T <br /> <br />) x 24.2 == <br />) <br /> <br />/.31/.00 <br /> <br />cfs <br /> <br />8 <br />