Mastering AutoCAD® Civil 3D® 2012

Keeping Tabs on the Model

Once you have a list of items that should be accounted for within your project, you have to assign them to items in your drawing file. You can do this in any of the following ways:

• Assign pay items to simple items like blocks and lines.
• Assign pay items to corridor components.
• Assign pay items to pipe network pipes and structures.

In the next few sections, you’ll explore each of these methods, along with some formula tools that can be used to convert things such as linear items to individual quantity counts.

AutoCAD Objects as Pay Items

The most basic use of the QTO tools is to assign pay items to things like blocks and linework within your drawing file. The QTO tools can be used to quantify tree plantings, signposts, ...