Assalam o alaikum.
I have two questions.
1) Since I have provided my tie beams at plinth level so in my case , do tie beams, plinth beams, grade beams, all mean same?
2) ACI 21.12.3 deals with grade beams and Slab on grades. ACI 12.12.3.2 says
"Closed ties shall be provided over the len...