[GIS] How to split multiple lines of the same feature using a line

Question

So obviously there is a split tool to split a single selected line. In my instance I would like to split 2+ lines of the same feature using a tool that is similar to the split tool.

In this image I have two road lines that are identical features. I want to split these lines using another line (the red line). I have tried a variety of different tools and the closest one to making it work is the

Answer 1

There is one way to achieve this but it requires you to have at least a Standard desktop license.

1. Go into edit mode.
2. Create a new cutting line crossing the two lines, so you are creating a new feature in the same dataset.
3. Select all 3 lines.
4. Go to Editor > More Editing Tools > Advanced Editing toolbar.
5. Click on the Planarize lines button.
6. Select and delete out the 3 line segments from your cutting line.

You can use this approach to cut multiple parallel lines or even non-parallel lines if your cutting line is not straight.