Adams, Henry · London, New York [etc.] Longmans, Green, and Co. · leaf 129
h substituted bracing; Fig. 373,stress diagram; Fig. 374, tlirust in rafter; and Fig. 375, bending moment diagram.(From the frame diagram it will be seen that the roof divides itself into twoportions, which may be assumed to be pivoted at the apex. Therefore the loadsand reactions form two couples… … \a Span Z2:£Tnusses 8. O centres JOctfC aa ^ by 5-625 ft., which is the mean arm of the couple, giving 48 x 5625 = 270 owt.-ft.This is balanced by the couple consisting of the force 1—lo, and the horizontalthrust at crown which will be the same value, acting with a leverage arm of A/^. -JTT
Building · Structural analysis (Engineering)
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