The Civil engineer and architect's journal, scientific and railway gazette (1839)
London : [William Laxton] · leaf 105
ation asbefore at ^c from the bottom. If more stays are necessary, the most 7c 5 cimportant points to be secured are those at the distance — and —- from the bottom, or in other words at the points corresponding to thecentres of pressure in the lower and upper portions of the depth c , 2c Problem… … Put s for tlie mean weight in lbs. of a cubic foot of the materials inthe (lam, h for its height, in feet, d for its width in feet, and c for thedeptli of high water in feet. We then have b ds equal the weight ofone foot in lenght. It is evident that the dam fails only when theforce of the water is…
Architecture · Civil engineering · Science
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