Modifying terrain heights based on a the different heighs of an racetrack

Is there a simple and easy way to bevel a terrain to the different heighs a racetrack has ?

So that it fits eveytime perfect under the racetrack ?

Use road building asset, or you use photoshop, if you render a grayscale of the road height from above, you should be able to add behind some blur or use feathered selection to create a smooth falloff. Then you would blend that “racetrack mask” with the heightmap.

“if you render a grayscale of the road height from above …”, this sounds very good.

How can i render this grayscale of the road height from above ?

using a depth map or cheating with linear fog, any method is go