Reinforcement detailing of Columns from ETABS output

Aim: To create for ETabs file for G+4 building which is provided in the question and to run the analysis and design the RCC moment resisting frame.

Introduction: To create for ETabs file for G+4 building which is provided in the question and to run the analysis and design the RCC moment resisting frame.

Procedure:

• First we need to open the drawing which is given in the attachment of challenge-7

• Select all stories option.

• Now we have to select 3A and 3B columns as per the given question.
• We can see the 12 joints selected.

• Now give right click and select the option as show selected objects only.

• Here we can see only selected objects.

• Then click on 3d view option and click on run analysis option.

• Here we can see the drawing after run analysis option.

• Click on the concrete frame design.

• Here we can see the result.

• Go to the elevation view along grid A

• Now here is the elevation view of grid A

• Here we can see the elevatio along grid-3

• Now select shear reinforcement and click apply and click ok.

Longitudinal reinforcement and shear reinforcement of column at Grid-3B from Etabs (450X650):

Storey assignment tab to refer Elevation of column:

Special confining reinforcement from IS- 13920-2016:

Io not less than

a) Larger column dimension

b) 1/6 of clear span of column

c) 450mm

Confinement spacing not less than

a) 1/4 of smaller column dimension

b) 6 times of dia of column main bar

c) 100mm

The amount of confinement rebar

= 169mm^2