Leonardo da Vinci did not rely on technical drawings for his many inventions.

More Questions from Technical Sketching

• An architect does not need to know how many people are going to live in a house before he begins his design.
• Process piping drafters would likely produce drawings for a water treatment plant.
• In cabinet oblique projection, receding lines are drawn at full scale.
• Frequently a single view supplemented by notes and dimensions can describe a simple object.
• Drafters usually work alone in their cubical without any interaction with other drafters, designers, architects, or engineers.
• It is much easier for a drafter to use a CAD system rather than traditional board drawing because corrections are much easier to make.
• In a pictorial sketch you can see the width, height, and depth of an object in a single view.
• A set of written specifications is often included in a set of technical drawings.
• As you sketch a solid object, you should maintain at least two different viewpoints.
• A freehand sketch should show attention to proportion, clarity, and correct line widths.

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