Pocketbook of Useful Formulæ and Memoranda
for Civil and Mechanical Engineers

163 OF ENGINEERING FORMULÆ. Continuity of Girders. X = Distance of point of contrary flexure from pier. S= Span. L = Load on one span. I = Load on the other span. g Where L = Z, X = i span = - • 4 Where L is greater than I, x=s-(Tts)- Pressure on centre pier = | S (L + I). „ abutments = S ( T f. V 16 7 The thick lines representing the top and bottom flanges are ip compression. The fine lines are in tension. Continuous Uniform Beam of Two Equal Spans. DIAGRAM OS' BBNWNG MOMENTS AND SHEARING FORCES (uniform loading). . denotes bending moments, A and B uniformly loaded. |. ii „ shearing forces „ ,, — — „ bending moments, A unloaded, B löaded. -h -f-■+■ „ shearing forces „ ,,