Using Offset Curve

Can somebody help with this specific excercise , I am usin the offset curve command and when I move the slider to make them go out or go in from the main curve some curves go in one direction and some ones in other direction instead of all going in the same direction. I´ve being trying different posibilities and configurations but never get the resu

lts that I want. thanks

OFFSET CURVE.gh (8.4 KB)

You’ll need individual plane per each section profile…

OFFSET CURVE_re.gh (10.9 KB)

Thank you very much. I really appreciate your help.