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 106

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 106 — \ tan «, = —j—; tan = ^ . Also GE = [/ — {a - b d)] tan and ED = [a - b) tan «,. Substituting these values of GE and ED in the expression for tan a, we have bl - ad tan a, = Eq. («) then becomes a bl—ad ^^ — a If = G^, + G^, + G^3, we have, after reduction, i ^ =o» (*) or ^ (9) For a maximum the… … Fig. 137. I^ig- ^ 37 shows a load line and the outline of a truss AB. Try wheel 4 at Z) for a maximummoment at C. The slope of the line AT is equal to the left-hand member of eq. (9). 90 MODERN FRAMED STRUCTURES. varies between the values GM and GM, or CK and CK, according as wheel 4 is…

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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