Compound Riveted Girders: As Applied in the Construction of Buildings

3-inch-diameter rivets 60 tons bending moments bottom flange box girder calculated Cast Iron centre of span Circumf closing line coko COLUMN Construction describe the funicular Descriptive Geometry diagram Fig diameter divided by 4510 drawing ab parallel equal feet from left feet from right feet in depth feet span flange plates funicular polygon girder supporting Graphical Representation hatched figure hole Horizontal strain inch of run inches centres left support maximum bending moments and shearing morocco multiplied number of rivets ordinate parabola placed a distance plate 16 plate girder plates 20 plates to extend pounds per square punched reaction representation of bending require stiffeners resistance to buckling right support rivet-holes Riveted Girders Safe resistance safe shear shearing forces shearing strain shearing stress spaced square inches steel stress supporting two concentrated thickness tion ton-feet tons 5 feet top flange uniform load uniformly distributed load vertical W₁ webs weight wrought-iron