| A | B |
| architectural plan | show design of the the project |
| mechanical plan | plans for motors, pumps, piping systems and piping equipment |
| civil plan | used for work that has to do with construction in or on the earth |
| structural plan | support the architectural plan; give details on the materials to be used |
| plumbing plan | plans showing the layout for plumbing system that supplies the hot and cold water, sewage disposal and location of plumbing fixtures |
| electrical plan | plans for electrical supply amd distribution; includes locations of electric meter, distribution panel, and special outlets |
| legend | the identification of lines and symbols on a construction drawings |
| keynote | a number or letter that is used with a leader or arrowhead to identify a specific object; found in a square or circle |
| section cuts | used to show an area not included in the cutting line view |
| break lines | used to show part of an object is represe3nted to save space |
| title block | used for general information about the structure or assembly |
| RFI | used to clarify any discrepencies in the plans |
| engineer's scale | used to develop site plans |
| dimension | a measurement written as a number |
| Gridlines | used to make it easy to refer to specific locations on the plan |
| Specifictions | used to clarify information that can't be shown on the drawings |
| architect's scale | used for drawing floor plans |