Construction Drawing

3. A dashed line showing an object obstructed from view by another object.
4. Qualified, licensed people who create and design drawings for a construction project.
6. A one-line drawing showing the flow path for electrical circuitry or the relationship of all parts of a system.
8. A description of the symbols and abbreviations used in a set of drawings.
11. Large, horizontal structural members made to provide support above a large opening.
13. Heating, ventilating and air conditioning.
14. Drawings that represent a material or component on a plan.
16. A drawing that provides an aerial view of the layout of each room.
18. The making of a set of construction drawings with the aid of a computer.
19. A drawing of the view of the roof from above the building.
20. A cross-sectional view of a specific location, showing the inside of an object or building.

1. A straightedge measuring device divided into centimeters.
2. A part of a drawing sheet that includes some general information about the project.
5. People who apply scientific principles in design and construction.
7. Engineered drawings that show all electrical supply and distribution.
9. Describes drawings that show relative positions and sizes only, without scale.
10. Solid or dashed lines showing the elevation of the earth on a civil drawing.
12. Height above sea level, or other defined surface, usually expressed in feet or meters.
15. In drafting, the line on which an arrowhead is placed and used to identify a component.
17. The ratio between the size of a drawing of an object and the size of the actual object.