The theory and practice of modern framed structures : designed for the use of schools, and for engineers in professional practice (1897)

Johnson, J. B. (John Butler), 1850-1902, Bryan, C. W. (Charles Walter), 1863-1927, Turneaure, Frederick Eugene, 1886- · New York : J. Wiley & Sons · leaf 417

An illustration from The theory and practice of modern framed structures : designed for the use of schools, and for engineers in professional practice, 1897, leaf 417 — t the circle is composed of a series of straightbeams of a length equal to two segments dd, or one eighth of the circumference of the circle. These beamsare assumed, furthermore, to be disconnected, that is, free at their ends, and loaded in the middle by a load P 8.8 = — X , for this case, with… … Fl& 40$. THE DESIGN OF SWING BRIDGES, 379 395,200 Total dead load on rollers = x 3.115 = say 307,800 lbs.; 4 405,000 « live load = —-x 3.115= 315,400 4 •?Q5,200 dead load centre = ~ x 0.885 = 87,400 4 4.05,000 live load = x 0.885 = 89,600 4 Assumed diameter of rollers =18 inches; Number of…

Structural analysis (Engineering) · Bridges · Trusses · Strains and stresses

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The theory and practice of modern framed structures : designed for the use of schools, and for engineers in professional practice (1897)

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