Q.4 A non-uniform, three-span beam is pinned at support A, with the beam continuous over supports at B and C as shown in Figure Q.4 is to be analyzed using the moment distribution method with no more than 6 distributions. For the loading indicated, (a) determine the final bending moments at supports A, B and C, (b) determine the reactions at support A and sketch the shear force diagram, (c) sketch the bending moment diagram for the beam indicating all salient values.

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Q: use flexibility method

A: Step 1:Step 2:

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Beams

In structural engineering, a beam is a component made of a variety of materials (including steel alloys, and wood) that can resist loads applied laterally to the beam axis. Members, elements, rafters, shafts, and purlins are all terms used to describe beams.