How to make curved road with specific banked angle?

I want to make oval track in blender with specific data.

Length of curve is 2.5 km…with peak bank curve angle of 50 degrees.

I know using bridge edge loops, allows me to connect two planes.

However what I need to do is now raise the edge of the road at peak bank ankle of 50 degrees.

Than have fall off that is even.

basically banked curve starts 5 degree 10 degree etc…till it hits peak 50 degree angle.

How could I do this?

Exactly 50 degrees?

Or, close enough to convince the viewer?

I think the curve tilt feature should help you. This is for a curve object.

https://docs.blender.org/manual/en/latest/modeling/curves/editing/control_points.html#tilt

tilt50

Exactly 50 degrees.

Road is 8 meters wide.

2.5 km is the length of the curve.

So I am trying to figure out how can create the offset where it starts as flat road…Than starts to bank at 0 than 5 degree than 10 degree etc till it reaches 50 degrees and than falls off back to flat as the curve is done.

like this

starts straight than goes toward banked turn (replace 20-30 with 40-50 degrees)

obviously

I can just cut the road in half at 2.5 km and just mirror the other side.

However just can’t think of way to make it accurate like real life where curve profile gradually goes toward 50 degrees and drops to 0 again .

like this basically


gonna trying playing around with this.

see if I can figure something out.

can always use plane and array with fit curve to make it follow that curve.

I hope you can get it to work. Let me know how it turns out.

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Your method worked flawless.

Did bezier curve and had road follow curve.

Using 50 degree tilt got the effect.

To make the transition smooth required going into curve options and ticking this to ease



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Glad to hear it.

Good luck.