Mastering AutoCAD® Civil 3D® 2012

Creating a Simple Corridor

Corridors are made up of several components. Marker points and links are coded into the subassemblies that comprise the assembly, as you saw in Chapter 8, “Assemblies and Subassemblies.” Feature lines glue the points and links together along the baseline.

First, let’s look at some important terminology you will want to become familiar with before proceeding. Baseline, regions, assemblies, frequency, and targets are all parts of a corridor that you will encounter even on your first design.

Baseline

The first ingredient in any corridor is an alignment. This alignment is referred to as a baseline. Every baseline alignment ...