Adams, Henry · London, New York [etc.] Longmans, Green, and Co. · leaf 143
the risk of small errors creeping in, due to the shortnessof the lines to which parallels have to be drawn. Jn order to compare the stresses with those obtained by treating the 128 THE MECHANICS OF BUILDING CONSTRUCTION truss as a pure arch, it will be useful to set off the stresses in the bars… … structural and external loads, and set down the load line, Fig. 412.Join the extremities and bisect to give point 18, this being permissiblefor the reasons described above. Then draw a horizontal line bothways through point 18, and from point 2 draw a line parallel with 2-20
Building · Structural analysis (Engineering)
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