Curve intersection with Toposurface

I’m trying to create a column by curve which goes 1 meter into the soil. In order to do that i need to know now the parameter value of the point where the curve intersects the Revit toposurface.
I believe i once found a node that could do just that, but now i cant find it.
My question is weather there is such a node?

I don’t know about that node but you can get the result (founding the projection of certain points on toposurface) following these steps:

I just have seen that is your first post: Welcome to the community! :slightly_smiling_face:

1 Like

Thank you, it works billiantly :slight_smile:

So happy about that!
Whenever you want you can mark my answer as solution so to let the others user understand that the topic il closed :wink: