The figure shown is a built-up cross section composed of C-shaped and W-shaped steel beams attached by bolts of % in. diameter. It is a 20 ft simply supported beam subjected to a uniform loading of 411 b/ft throughout its span and a concentrated load, P (in Ib), at the midspan. a) Compute for the moment of Inertia of the cross section b) Determine the maximum bending stress in the beam. c) Calculate the spacing of bolts if its allowable shearing stress is 5000 psi. GIVEN: P = 65.0 kips E = 29000 ksi -C8X11.5 W8x28 C8X11.5 A d br t x(bar) ry AISC_Manual_Label Ibs/ft in in in in in in in in in in C8X11.5 11.5 3.37 8.00 2.26 0.220 0.390 0.572 32.5 3.11 1.31 0.623 W A d ry AISC_Manual_Label Ibs/ft in in in in in in in in in W8X28 28.0 8.25 8.06 6.54 0.285 0.465 98.0 3.45 21.7 1.62 Ik Y X- tw- eo bf k Хр bf PNA

The figure shown is a built-up cross section composed of C-shaped and W-shaped steel beams attached by bolts of % in. diameter. It is a 20 ft simply supported beam subjected to a uniform loading of 411 b/ft throughout its span and a concentrated load, P (in Ib), at the midspan. a) Compute for the moment of Inertia of the cross section b) Determine the maximum bending stress in the beam. c) Calculate the spacing of bolts if its allowable shearing stress is 5000 psi. GIVEN: P = 65.0 kips E = 29000 ksi -C8X11.5 W8x28 C8X11.5 A d br t x(bar) ry AISC_Manual_Label Ibs/ft in in in in in in in in in in C8X11.5 11.5 3.37 8.00 2.26 0.220 0.390 0.572 32.5 3.11 1.31 0.623 W A d ry AISC_Manual_Label Ibs/ft in in in in in in in in in W8X28 28.0 8.25 8.06 6.54 0.285 0.465 98.0 3.45 21.7 1.62 Ik Y X- tw- eo bf k Хр bf PNA

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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