4. For the hollow box beam shown at right, calculate i) the gross moment of inertia i) the transformed moment of inertia and i) the cracked moment of inertia. Take the compression steel into account. f = 35 MPa |25mm 4-15M 50mm (Typ 250mm This assignment is due no later than Friday, February 4 (at 11:35.00am, EST) on Brightspace 4-15M .... For all questions ignore beam self-weight. 25mm 300mm-

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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.