Building construction and superintendence, by F.E. Kidder ... (1896)
Kidder, Frank E. (Frank Eugene), 1859-1905 · New York, W.T. Comstock · leaf 445
44° B UILDJNG CO AS 7 7? UC TION. Gutter … Fig- 479- The floor joists in the third and upper floors, and also the rafters,are supported by the area wall, hence the load on the girders A and B is very considerableand must be computedwith great care. It mustalso be remembered thatthe girders B, B trans-mit a concentrated loadto the girders A,…
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