Hello,
I have a project where the client would like to anchor a fairly large sign to an existing, historic brick building. Presumed two wythes (to be confirmed.) The preliminary concept is to have a steel plate on the exterior to which the sign is mounted, and then through-bolt through the...
I agree with @milkshakelake and @SlideRuleEra.
Perpendicular to the wall is easier to detail, construct, and inspect.
I would also add that perpendicular to the wall is more efficient in that the axis of your steel is aligned with the direction of bending, so that you can count on the full...