Architectural iron and steel, and its application in the construction of buildings ... specifications of ironwork ... tables selected expressly for this work ... by Wm. H. Birkmire (1905)
Birkmire, Wm. H. (William Harvey), 1860-1924 · New York, J. Wiley · leaf 144
ERS. 125 are used, the small T irons B are generally placed 25 inchesapart between centres. If wire cloth or wire lathing is used,they may be much lighter and be four feet apart. The T-ironand double angle-iron principal supporting bars are usuallymade of 3 X 2 X iV mch angles, and are placed about… … F /ix zete /H smaller T irons passing through them and secured on every third bar with -^-inch-diameter bolts. A simpler and more economical manner of arranging theprincipal supporting bars, if wire lathing is required, is tosecure the hanger to a single angle iron and bolt to this, andflat under…
Building, Iron and steel
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