Building construction and superintendence, by F.E. Kidder ... (1896)
Kidder, Frank E. (Frank Eugene), 1859-1905 · New York, W.T. Comstock · leaf 318
between cast iron and steel lintels will dependlargely upon the distance from the rolling mills and upon freight rates.Foundries for casting iron are much more widely distributed thanrolling mills, so that castings of almost any shape can usually beobtained in any city of twenty thousand… … Fig. 208. in Fig. 207. The width of the flange is usually made the full thick-ness of the wall, and the extreme height of the lintel at the centrenot less than two-thirds nor greater than the width of the flange. Thestrength of the lintel may be somewhat increased by stiffening theweb at the centre…
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