A treatise on architecture and building construction (1899)
International Correspondence Schools · Scranton, The Colliery engineer co. · leaf 66
haps injuringthe masonry above, and, at least, opening an inlet for moisture.The ledge should be cut away so as to leave ample spacefor the whole thickness of the foundation walls down to thefootings, with sufficient space between the wall and theledge of rock for packing gravel, as shown at a,… … Fig. 40. laid as shown at a, b, r, Fig. 40. This is done to spread the 56 MASONRY. § 7 weight of the wall under the door or window. If thereshould be a great amount of weight resting on the founda-tion walls, the window sills should not be built in the wall,but should be slip sills, as they are…
Architecture · Building
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