Thank you All for the great comments.
I've uploaded more drawings. Please see attached pdf.
Thanks,
Alihttps://files.engineering.com/getfile.aspx?folder=24f865e2-7147-4bde-902c-8f1b28592fe8&file=Binder1.pdf
I'm putting a new 12" dia round opening in an existing special reinforced concrete shear wall. The wall is on the 3rd level parking of 18 level apartment building on top 3 level garage. the coring would cut at least one vertical and horizontal rebar at each face of the wall. any advice about...