Architectural engineering. With special reference to high building construction, including many examples of Chicago office buildings (1895)
Freitag, Joseph Kendall · New York, J. Wiley & sons; [etc., etc.] · leaf 74
OORS AND FLOOR FRAMLNG. 55 have survived to the present time. This construction wasdecidedly faulty, however, not alone in the weakness of thearch itself under the action of fire, but in the fact that thelower flanges of the supporting- I beams, and the entire castcolumns then in use, were left… … Fig. 23. advantages of terra-cotta or tile—superior in fire-resistingqualities, as well as in greater lightness. Hollow tile is made from fire-clay, moulded by dies intothe various hollow forms required for commercial use.The clay is subjected during its manufacture to a highpressure while in a…
Building, Iron and steel
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