A treatise on architecture and building construction (1899)
International Correspondence Schools · Scranton, The Colliery engineer co. · leaf 38
tone or brick may be used in placeof concrete, but a concrete base is usually consideredpreferable. §7 MASONRY. 27 FOOTINGS OX SLOPING GROUND. 55. Footing- courses built on slopes—especially of clay—■are always likely to slide; this may be avoided by cuttinghorizontal steps in the slope as shown in… … Fig. 17. is used, great care miist be exercised to secure a perfectbond at the stepping places, and the foundations should belaid in as long sections as possible. SPREAD FOOTINGS. 5G. It is often found that compressible soils, even allu-vium and soft clay, will bear from 1 to 2 tons per squarefoot…
Architecture · Building
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