Plans & Maps
- A plan is the graphical representation, to some scale, of the features on, near or below the surface of the earth as projected on a horizontal plane which is represented by plane of the paper on which the plan is drawn.
- The representation is called is called a map if the scale is small while it is called a plan if the scale is large.
- On a plan, generally only horizontal distances and directions are shown.
- On a topographic map, however, the vertical distances are also represented by contour lines, hachures or other systems.