Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 418
Fig. 186. Hreak In Center of Span. 342 … 7r 2>2u:i3icld\/ 343 326 MASONRY AND REINFORCED CONCRETE beams are not supposed to be weakened, except for the loss of con-crete in tension, and this is not usually considered in the calculation.The bottoms of the beams are tied together by the steel that is placedin the beams to take the…
Architecture · Building
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