O/S PROBLEM IN COLUMBS 1

[naralim]

HELLO,

I AM LEARNING ETBAS BUT I HAVE SOME PROBLEMS. I'M NEWLY GRADUATE STUDENT

I FACE THE O / S PROBLEM ON THE COLUMNS AND I DON'T KNOW HOW TO CORRECT IT. CAN SOMEONE GUIDE ME?

I USED ONLY 1.4G + 1.6Q AS A COMBINATION

https://drive.google.com/file/d/1R8J9OqfC7zEJWhTM2isi7dl6ni119X8H/view?usp=sharing

 

[Husein Rifai]

You should enlarge the dimension of column, O/S means overstressed and the element cannot handle the forces

 

[kien18t]

you assign area spring but you dont create foundation to bear load transfer from column.