Autodesk CIVIL3D - CIVILDESIGNCOMP 2007 SLM CD User Manual page 14

5.1 Lesson: Building Surfaces from Survey Data
Introduction
Any time you build a surface the most important step is to understand what data you have available to work
with. In this chapter you will work with points that will be managed with a Point Group and breaklines that you
will create based on some of those same survey points.
Key Concepts
Concepts and key terms covered in this lesson are:
• Surface
• Points
• Point Group
• Breaklines
• Surface Styles
Objectives
After completing this lesson, you will be able to:
• Create a Point Group for use building a Surface
• List the types of data that can be used to build a Surface.
• Describe what a breakline is.
• Draw and define breaklines.
156
Chapter: Building a Survey Quality Surface
Lesson: Building Surfaces from Survey Data