Basic Example: Buildable Area A $40\text{m} \times 60\text{m}$ lot has setbacks: Front $5.0\text{m}$, Rear $4.0\text{m}$, Sides $3.0\text{m}$.

Intermediate Example: Contour Interpretations A site plan shows contour lines crossing a driveway.

Advanced Example: Easements A $5\text{m}$ utility easement runs along the rear property line.

Case Study 1: Door Swings A line forms a quarter-circle arc from an opening.

Case Study 2: Wall Types Different line weights and hatches are used for walls.

Basic Example: Differentiating Views One drawing shows siding and roof, another shows floor joists and room heights.

Intermediate Example: Top of Steel (TOS) A section details a steel beam supporting a floor.

Advanced Example: Wall Sections A large-scale detail of the exterior wall from foundation to roof.