Hands Signal during Surveying

 

When leveling is done at construction site located in busy, noisy areas, it becomes difficult for the instrument man to give instructions to the man holding the staff at the other end, through vocal sounds. In that case, the following hand signals are found to be useful

Figure Signal Message
  Movement of Left Arm over 90° Move to my Left
  Movement of Right Arm over 90° Move to my Right
  Movement of Left Arm over 30° Move top of Staff to my Left
  Movement of Right Arm over 30° Move top of Staff to my Right
  Extension of arm horizontally and moving hand upwards Raise height of Peg or Staff
  Extension of arm horizontally and moving hand downwards Lower height peg or Staff
  Extension of both arms and slightly thrusting downwards. Establish the position
  Extension of hands and placement of hand on top of head. Return to me.

 

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