Leveling - Introduction

Leveling - applied to any of the various processes by which elevation points are determined.

Leveling commonly used to:-
1. Design highways, railways, canals and other facilities having grade lines
that best conform to existing topography.
2. Lay out construction project according to planned elevations
3. Calculate volume of earthwork
4. Investigation drainage characteristic of an area
5. Develop map showing general ground configuration
6. Earth study subsidence and crustal motion

Source: Wolf, P. R. & Ghilani, C. D. (2002). Elementary Surveying: An Introduction to Geomatics. (10th ed.). Prentice Hall, US.