1. Floor Plan
A horizontal section view of a structure taken about 4’ from floor level, It shows all exterior and interior walls, doors, windows, patios, walks, decks, fireplaces, mechanical equipment, built-in cabinets, appliances, and bathroom fixtures.

2. Expansion Floor Plan
A floor plan that includes a proposed design for later expansion of the building or home.

3. Hatch Pattern & material symbols
A graphic symbol that represents a building material. Most CADD packages contain several standard hatch patterns that can be used to describe building materials.

4. Overall dimension
The overall length of a wall or the entire side of a house from end to end.

5. Space diagram
A drawing or sketch showing the location and arrangement of rooms and areas in a building.

6. Building Codes
Written code that specifies requirements for construction methods and materials for plumbing, electrical, and general building construction.