The Civil engineer and architect's journal, scientific and railway gazette (1839)
London : [William Laxton] · leaf 220
ovegeneral equation, 1+1: (1). 3* E.f. Given the height of the wall = 24 feet ; batter each side,Ifeet; and the specific gravity of the material, 9 : to find thetliiekness at bottom and top. Here a = 24; ft ^ 4; and s = 2. i^ubstitute these values in (1), we have ,1- - 2 j- = 986 ; . • . X = 11… … we have .c- + (4- ft)
Architecture · Civil engineering · Science
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