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 33
ess in any panel of the lower chord AP.Hence, for that chord : C i ,,- (n — i)^ „. n (n — i) „., ,= j (« - i) ^V + ^-—■— W + —^^ ^ W \ tmi a + wn P (8). In a similar manner, from Eq. (4) of the previous article,for the tensile stress in any panel of the upper chord, thereresults the equation: T =… … Fig. 3. Again, applying the moment test to any panel, as c, bytaking the origin of moments at R, the notation remaining thesame as before, there results: ..C^{4W+slV)^^+4^^ (10). OVERHANGING TRUSS. 15 This result ought to agree with that shown by Equation (8),and several panels in each chord should…
Trusses · Bridges
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