In surveying, a pole is bar made of wood or metal and normally held vertical, upon which different instruments can be mounted: a prism, a GPS device, etc. It may be manufactured with a predetermined length (e.g., 2 meters) or may be graduated for different heights or stages.
- Gay, Paul (2014). Practical Boundary Surveying: Legal and Technical Principles. Springer. pp. 72–73. ISBN 978-3-319-07158-9. Retrieved 9 March 2020.