Modern buildings : their planning, construction and equipment (1905)
Middleton, G. A. T. (George Alexander Thomas) · London : Caxton Publishing Company, Limited · leaf 188
Modern Buildings measurement of 3 feet square, with top and bottom 18 inches thick, is laid of the necessary area of founda- plates if inch thick, and ribs i-| inch thick. tion. Upon this is placed a row of rolled steel joists, all The grillage foundation is usually constructed as bolted together… … Fig. 183
Building · Architecture
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
