Buildings and structures of American railroads. A reference book for railroad managers, superintendents, master mechanics, engineers, architects, and students (1893)
Berg, Walter Gilman, 1858-1908 · New York Wiley · leaf 165
I-beam,200 lbs. per yard, resting on four columns, each column consisting of a wrought-iron 9-in. rolledI-beam, 100 lbs. per yard. The floor-beams are supported at their ends by wrought-iron 12-in. rolledbeams, 170 lbs. per yard, connecting on six sides the corners of an octagon formed by eight… … Fig. 266.—Ground-plan. base 20 in. square. The thickness of the metal in the columns is \\ in. The foundation-wall is 28in. wide on top, with appropriate openings for the passage of pipes imderneath the ground, whichpipes ascend to the tank in a frost-proof pipe-chamber, for which a special…
Building · Railroads
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