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<br />Weir G - This structure was a minor variation of Weir E, with a level <br /> <br />section ahead of the sill. The rlownstream slope began at the top of the sill <br /> <br />at a slope of 3:1. By starting the backslope at this point, the necessity <br /> <br />for aerating the undernap of the flow was eliminated. <br /> <br />v W.S. <br />--~':"" <br /> <br />Flow <br /> <br />Weir crest) <br />/ <br />----<- <br />I <br />{ <br /> <br />~ <br /> <br />I' - 9.6" - ---::j <br />1._ <br />2.4" <br /> <br />" <br /> <br /> <br /> <br />Fig. 8. Weir G Recommended Structure <br /> <br />-11- <br /> <br />-. - .,i . <br />v '1"' " <br />" \.-'\"u <br />