Creating an Alignment
Alignments in Civil 3D can be created from AutoCAD objects (lines, arcs, or polylines) or by layout. This section looks at both ways to create an alignment and discusses the advantages and disadvantages of each. The exercise will use the street layout shown in Figure 6-4 as well as the different methods to achieve your designs.
Creating from a Line, Arc, or Polyline
Most designers have used either polylines or lines and arcs to generate the horizontal control of their projects. It’s common ...