Profile on 3D CAD line as path

[Thomas_Mahon]

This post might point you in the right direction:

How to divide polycurve by parameter

As your curve is non-planar, you’re going to need to clean it up before importing into Revit. One way (I used this archaic program called Microstation to do this) is make the curve continuous, then extract the points from the curve. Extrude the points into lines, then link into Revit. Extract the curves and get their start points. As the points are not necessarily going to be in the correct order and trying to order them is a like trying to get Dynamo to crack a CAPTCHA., that’s your next proble…