Chapter 14Grading

Beyond creating streets, sewers, cul-de-sacs, and inlets, much of what happens to the ground as a site still needs to be determined. Planning for the earthwork of a site is a crucial part of bringing a project together. This chapter examines feature lines and grading groups, which are the two primary tools of site design. Feature lines and grading groups work in tandem, providing the site designer with tools to completely model the land.

In this chapter, you will learn to:

  • Convert existing linework into feature lines.
  • Model a simple breakline with a feature line.
  • Model planar site features with grading groups.

Working with Grading Feature Lines

There are two types of feature lines: corridor feature lines and grading feature ...

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