Trim curves with surfaces

I have these surfaces:

These curves:

And have been trying to figure out how to trim so it gets a result like this:

221129_width (63.3 KB)

The issues I have is that:
the cut out areas are sometimes ignored
The first intersection needs to become the cut off point (not continue again past)

please internalize your Surfaces and reupload the gh file

221129_width (497.5 KB)
Thank you

if you like non-elegant solutions… here is one :slight_smile:

221129_width calculation_help (1) (494.7 KB)

Hi @user23,

You can better use the splity surface component.

221129_width calculation_help(2).gh (487.9 KB)

1 Like