A course on the stresses in bridge and roof trusses, arched ribs and suspension bridges (1904)
Burr, William H. (William Hubert), 1861-1934 · New York : Wiley · leaf 159
It has one prominent characteristic which distinguishesit from the bowstring trusses which have been treated in thethree preceding articles, in that the chord sections (upper andlower) in any panel, excepting those two at the centre, inter-sect in the upper chord within the limits of the span.… … Fig. I. intersections of NM with CD and DE are found at an infinitedistance from the truss, but ON and CD intersect between Eand 7^ (near the latter point): all other intersections are foundbetween A and G. The positions of moving load for the greatest stresses inDN and DM are the same, therefore,…
Trusses · Bridges
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