A treatise on architecture and building construction (1899)
International Correspondence Schools · Scranton, The Colliery engineer co. · leaf 60
own the 18 inches of concrete under the 12 inchesof brickwork I?. At c, c are shown the stone skewbacks fromwhich the brick arches spring, and d is the 2-inch iron rodtying the end pier e to the second pier r, and thus prevent-ing the thrusting out of the end pier. At {b) is shown theinverted arch… … Fig. 32. piers are shown upon the skewbacks d. At (d) is shown asection of the arch a, an end view of the tie-rod d, and ele-vation of the pier c. 95. The best form of inverted arch is the three-centeredor elliptical, (as shown in Fig-. 33); next, the pointed; third,the circular; and lastly, the…
Architecture · Building
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