Reinforcement detailing of Columns from ETABS output

Please find the attached file of answer sheets

Reinforcement detailing of Columns from ETABS

Provide details of longitudinal reinforcement for the two Columns from foundation to terrace level.

Sketch the column cross sectional and elevation details or draft it using AutoCAD software.

Show shear reinforcement and lapping details as per special confining reinforcement provision of clause 8.1 of IS 13920.

1)The ETABS file for a G+4 building was download

2) The model run for analysis Click

3) Before run check the load combination and say OK. The model was run for concrete frame design Click

4)After run check for member, click arrow button near concrete frame design, Verify all member passed show that one concrete frame failed.

4) Right Click on column along Gird 3A which is column No C41

5)Reinforcement details are shown below when cursor on column No C41, Area of steel required

6) Right Click on beam Gird 3A which is column No C41 dialog box will open in that click detail

7) For reinforcement of longitudinal bar of column C41 as follows

Columns C41 along grid 3A

At foundation level Ast = 7027mm2 required 14Nos 25mm bar Hence provide 16Nos 25mm longitudinal

Up to first floor

At first level Ast = 4800mm2 required 15Nos 20mm bar Hence provide 16Nos 20mm longitudinal

Up to Terrace

Detail Reinforcement for column C41 along grid 3A

8) For reinforcement of longitudinal bar of column C43 as follows

Columns C43 along grid 3E

At foundation level Ast = 5046mm2 required 16Nos 20mm bar Hence provide 16Nos 20mm longitudinal

Up to terrace floor

Detail Reinforcement for column C48 along grid 3A

9) shear reinforcement and lapping details as per special confining reinforcement provision of clause 8.1 of IS 13920.

Shown below

Please find the attached file of answer sheets