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 288
!\q. closing line of the polygon. The reaction at A is … 232 ARCHED RIBS. evidently composed of the numerical sum of the vertical com-ponents in / and AK, while that at K is equal to the numer-ical difference of the vertical components in a and AK. The point P, from which the radial lines are drawn, is calledthe pole, and the normal distance from the…
Trusses · Bridges
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