The Civil engineer and architect's journal, scientific and railway gazette (1839)
London : [William Laxton] · leaf 351
d, or Q =§a Ih^h III. and IV In investigating the state of water, when obstructed by dams, threeditlerent cases present themselves. 1. When a dam serves only on a waste-weir, and the pool above itforms an extensive sheet of water, the surface of which is kept at thesame level, without any… … The body of water, discharging over a dam, will sink considerablybelow the level of the surface of the pool, before it reaches the breastof the dam, forming a curve tangential to the surface of the jiool. The formulsE 111 and IV apply to this case exactly. The height h,or the head of the fall, is…
Architecture · Civil engineering · Science
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