7. A short rectangular reinforced column shown is to be part of a long span rigid frame and will be subjected to high bending moments combined with relatively low axial loads, causing bending about the strong axis. Steel bars are placed unsymmetrically as indicated in the figure. Consider the area displaced by compression bars. fc' = 27.6 MPa, fy = 414.7 MPa. Determine the (a) capacity of the column section considering the forces in the steel adjusted for concrete stress 75 200 200 75 %3D 550 mm (b) plastic centroid of the section measured from the center of 36 mmø bars (c) eccentricity of the column load assuming the column load is applied at a distance of 30o mm from the center of the section towards the right side 3-44 mmø 2 - 36 mmø 350 mm O O

7. A short rectangular reinforced column shown is to be part of a long span rigid frame and will be subjected to high bending moments combined with relatively low axial loads, causing bending about the strong axis. Steel bars are placed unsymmetrically as indicated in the figure. Consider the area displaced by compression bars. fc' = 27.6 MPa, fy = 414.7 MPa. Determine the (a) capacity of the column section considering the forces in the steel adjusted for concrete stress 75 200 200 75 %3D 550 mm (b) plastic centroid of the section measured from the center of 36 mmø bars (c) eccentricity of the column load assuming the column load is applied at a distance of 30o mm from the center of the section towards the right side 3-44 mmø 2 - 36 mmø 350 mm O O

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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