Yes, STAAD will consider the loading even if d2 is more than half of the flange width. However, this won't be visible in the graphical user interface.

I am using STAAD.Pro build 20.07.11.82 and can see this option for EC3 as well as for other codes. I would suggest you to upgrade to this latest STAAD.Pro version as quite a few issues related to RAM Connection module where fixed in this version. Once…