Detailed TIN surfaces: adding corridors, cross sections, and surface grading

Uploaded July 2026 | Updated September 2026, 2 weeks ago

You've created your TIN surface, now it's time to add some details!

This tutorial shows you how to generate details like corridors using templates and alignments; multiple cross sections through those corridors, and update any changes instantly.

Finally, you'll see how to use the grading tool on TIN surfaces to calculate cut and fill volumes.

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