Steel rod size For column and Tie beam structure

DearJitendra

        The MS Steel rod/ bars are calculated on the basis of load taken by the pillar/ column and span between the column etc. Your architect provides 15 nos columns in your plan. Use 4 nos 16 mm dia bars with 8mm dia rings or ties 6'' center to center.For more detail and knowledge visit gharexpert.com website construction section in which in concrete sub section you will find lot about column and concrete. Spent time read articles give lot of knowledge about construction, See the link below.

http://www.gharexpert.com/articles/Cement-Concrete-1644/Column-Frame-Structure-Building_0.aspx

http://www.gharexpert.com/articles/Cement-Concrete-1730/Mild-Steel-Bars-in-Cement-Concrete_0.aspx

Thanks for your Prompt Response and i have also gone through both Articles very infomative.

Please also suggest

1. What should be minimum distance between two plillar? 

In my case architact has given distance 13feet 8 inch and size of pillar is 9X9 SQINCH

2.What should be MS rod size for these pillar.

3.

Dear Jitendra

         The distance between the pillars are according to site conditions. There are no any rule for minimum distance.

Use at least 6 nos 16 mm bars in the coolmns.

Dear Jitendra

                For architect plan and better arrangemet of space according to your requirement, columns marking etc please drop an email to support@gharexpert.com for better solutuin of your query.