A treatise on architecture and building construction (1899)
International Correspondence Schools · Scranton, The Colliery engineer co. · leaf 39
ng, where a is the concrete base, and h the twisted-iron tension bars, runningboth longitudinally andtransversely. The basestone is shown at d, andthe brick pier or super-stracture at e. In build-ing these footings, a layerof concrete, made in theproportion of 1 partcement, 3 parts sand, and5 parts… … Fig. 18.
Architecture · Building
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