A cover-plated beam is made up of a W21 x 147 section with 300 mm x 12 mm plates attached to the top and bottom flanges

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A Cover Plated Beam Is Made Up Of A W21 X 147 Section With 300 Mm X 12 Mm Plates Attached To The Top And Bottom Flanges 1 (17.02 KiB) Viewed 16 times

A cover-plated beam is made up of a W21 x 147 section with 300 mm x 12 mm plates attached to the top and bottom flanges and is fastened by two rows of 20 mm rivets. The bearn is simply supported over a span of 6 m and carries a uniformly distributed load of 270 kN/m including its own weight. The shear capacity of each rivet is 30 KN. Properties of W21x147 Overall depth, d=560 mm Moment of inertia, 1=0.00151 m² Compute the moment of inertia of the built up section about its N.A. Select the correct response 0.0036 m² 0.0055 m² 0.0018 m 0.0021 m²