Rudiments of the art of building : represented in five sections [...] for the use of architects, builders, draghtsmen, machinists, engineers and mechanics (1853)
Bullock, John · New York : Stringer & Townsend · leaf 38
eral principles on which the stabilityof these constructions depends. 4Y. The calculation of the stability of a retaining walldivides itself into two parts : 1st. The thrust of the earth to be supported. 2d. The resistance of the wall. 48. Definitions (see fig. 9.)—The line of rupture is thatalong… … 34 RUDIMENTS OF THE found that the line of rupture generally divides the angleformed by the natural slope and the back of the wall intonearly equal parts. The centre of pressure is that point in the back of the wallabove and below which there is an equal amount of pressure ;and this has been found…
Building
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