• Surveying
     Help
  • a point whose elevation has been previously determined and marked. It is used as a basis for additional measurements.
    bench mark
  • a line which marks the limits of an area
    boundary
  • measuring distances with less than the full length of the tape.
    breaking chain
  • Unlock this slideshow and over 4 million more with Baamboozle+
    Try slideshows
    • Your experience on this site will be improved by allowing cookies.