Remove overlap curves in difference layer

Hi Guy,
I have some Curves on difference layer and these curve are overlap
In my file Layer Beam need to be trim or remove overlap lines by layer Column and wall

Thanks All
Remove overlap curves in difference layer.3dm (324.9 KB)
Remove overlap curves in difference layer.gh (9.3 KB)

Sel Dup will remove any exact overlaps in Rhino. This would best be handled there in this instance I believe.

Hi,
I trying use Sel Dup it not done
in my file can you see Column and wall layer overlap Beam layer
Thanks

Hi,
I just make video manually trim in Rhino