This unit involves the skills and knowledge required to identify the principles of tamping machine operations for plain track and turnouts.It includes determining components and work stations of tamping machines, identifying tamping machine functions, and identifying hazards and risks associated with tamping machine operations.The unit provides an introduction to tamping machines and is not to be used for their operation, which must be covered by individual certification for the particular machine.Components may include:clamps/roller clampslaserslifting and lining systemslifting units, including third armploughsrail sweepssatellitestamping tools and work headstrolleys.Work stations may include: interpret and data inputdrive stationexternal work station and ground personfront towerlaser operation stationmain operator station.Operators of tamping machines must have undertaken training and hold the relevant licence, permit or certificate and be recognised as competent for each type of machinery being used.No licensing, legislative or certification requirements apply to this unit at the time of publication.