Title: Apply line conventions.
Course: Drafting (21102-I) > Section: Performing Basic Drafting Operations

Application of line conventions, known as the alphabet of lines, includes

- line weight
- construction/guide lines
- object/visible lines
- hidden lines
- section lines
- center lines
- dimension lines
- extension lines
- cutting plane lines
- phantom lines
- short- and long-break lines
- leaders
- border lines.

Process/Skill Questions:

- How does the alphabet of lines contribute to the clarity of a drawing?
- What is the purpose of each line type? Provide an example of each.