Viollet-le-Duc, Eugène-Emmanuel, 1814-1879, Towle, George M. (George Makepeace), 1841-1893 · Boston : J.R. Osgood and Company · leaf 75
E. you just now, it might be that the whole clay-bank wouldslip. Clay-banks slip, above all, when, in their slope, they pre-sent such a section as I trace thus (Fig. 7); let A be a rock-bank, B a clay-bank. The rain-water accumulating above,from D to C, will pass at G under this clay-bank; and… … Fig. 7. How avert this danger? First, in collecting the water atC in a sewer or a drain, so that it shall not pass underthe clay-bank if it is very thick; secondly, if it has only thethickness of a few metres, in sinking thefoundation-wall Hto the rock or gravel, and in making a collecting sewer at…
Architecture, Domestic · Building
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![An illustration from Woodward's architecture, landscape gardening, and rural art. no. I.--1867 [-no. II.--1868] (1872)](https://img.insideoutlibrary.com/img/200/ia-woodwardsarchite01wood-71-69.webp)
