Kidder, Frank E. (Frank Eugene), 1859-1905 · New York, Comstock · leaf 309
hapeand exactly fitted to the place it is to occupy in the arch. The jointsbetween the voussoirs should be of equal width the entire depth 282 BUILDING CONSTRUCTION. (Ch.VI) and thickness of the arch, in order that the bearing may be uni-form over the entire surface. The thickness of the joints… … Fig. 135.—Co<nmon Semi-circular Stilted Stone Arch. fourth of an inch, however, is all that should be allowed in first-classwork. The joints should also radiate from the center from which theintrados is struck, or, in the case of an elliptical arch, they shouldbe at right-ang-les to a tangent…
Building · Carpentry · Masonry
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