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<br />l,leir E - 'llhe c:l.rcular sill of' Weir D 'i-raG rep18/.:ed "by a squar~ sill <br /> <br />2 inches high by 2 inchcG ~"li(lc ~ 'I'he overall height of t.he structuT8 i{<;1"S <br /> <br />reduced to 10.25 inches to allow greater de-p't;H~ of flow in the :"'l"!.1.'ne. PU1""t <br /> <br />of the bed ma.terial ,;"a,s removed from. the flulYl.0 to .permit the o..eCl'e8.se in <br /> <br />heigh'c . <br /> <br />Flow <br /> <br /> <br />Weir crest> <br />, <br />r-f I'-IO'~ <br /> <br /> <br />8.25" 3" <br /> <br />// ~ // r ....//"...//" <br /> <br />/ 2".:t Square Sill <br />,'1' <br /> <br />, <br /> <br />"! W.S. <br /> <br />n <br /> <br />e <br /> <br />:..:~ \,.:.:f:,,': i.. i.'~ ~":'.!.:: ~k;.~ .:-:-..~."" <br />7F/I//I/~~ <br /> <br />3' <br /> <br />Fig. 6. Weir F; <br /> <br />Weir F ... Structure F \.ras designed. to keep the top of the structure free <br /> <br />of Gedim.cnt. This was accomplished ~by slopip...;:-1 the top of the structure ur\lard <br /> <br />at l:H to the high point of the c,~cr,t. <br /> <br />~_. 2.0'-J1-- "",Weir crest <br /> <br />_v W.S._ _,,"~" <br />-;;:r- _ / <br />flow .. 1,-;-___~::: <br />I ~2 i ~. <br />. '-,'.. ',..-.~".',";':-, r" 16.2" ~,.,;"..",:_.~:;.::.. -',~'. .:. -:,:.. ,; <br />Sand ,; g"'''::;'' '2'1 I 3'1~ '..'......,~..; ,-...:;,',~';~.: ,',:', <br />.~:bed!.:,:...~'~':" . - ..:.;(; -:;..k'.::"'.,:~~,;,.,,':: <br />77""""T"-T// /I'",f/ /1 71' / / / // t'/t'//// <br /> <br />Pj.g. <br /> <br />~ <br />t. <br /> <br />""-eir .:.? <br /> <br />-10- <br /> <br />, ~ . <br />'~,I ~: .L ~.i '... ,J <br />